Remeins Online Tools

Find True Tools

Images Tools

size of the picture

Picture size refers to the physical dimensions of an image, measurement in pixels or inches. A larger picture size produces a higher quality image, while a smaller picture size produces a lower quality image.

Picture compression

Image compression, image optimization, file size reduction, data compression, JPEG compression, PNG compression, GIF compression

picture stitching

Photo stitching is a technique of combining multiple overlapping photos into one large photo. It is used to create panoramic images, or images that depict a large field of view. It is often used in landscape photography, where a single image is not able t

text generated image

Text-to-image generation is a type of artificial intelligence technique that uses natural language processing to generate a realistic image based on a given text description. It is used in a variety of applications, such as automatic image captioning, pro

Make GIF pictures online

Online GIF Maker is a free online tool for creating GIFs from images, videos, or Youtube videos. It allows users to add text, captions, effects and filters to the GIFs, and easily share them online.

Add rounded corners to pictures in batches

Image batch rounding is a kind of image processing method. Its main purpose is to add rounded corners to multiple images at the same time. This kind of processing method is especially suitable for the needs of UI design, which can quickly generate a large number of rounded images of different sizes.

Image exif information view

Exif Viewer is a tool that helps users to view Exif information of digital images. It is a web-based application that allows users to quickly and easily view Exif data associated with a digital image. It displays the details such as camera make and model, date and time, GPS coordinates, and more. The Exif viewer can also help to identify any software used to edit the image, as well as any copyright information associated with it.

Online batch image mirroring

Online batch image mirroring is a tool that provides a fast and convenient way to reverse the orientation of multiple images at once. It allows users to quickly modify images by flipping them vertically and horizontally, and also rotating them in 90-degree increments. This tool is especially useful for quickly and effectively editing large collections of images, saving users the time and effort of individually editing each image.

PSD to picture

PSD (Photoshop Document) is an image file format developed by Adobe Systems for use in Adobe Photoshop, the widely used graphics editing program. The format supports all of Photoshop's features, including multiple layers, transparency, and gradients, and is the native format for Photoshop files. PSD can be converted to other image formats, such as JPG and PNG, for use in web and print applications.

Rotate pictures in batches online

Online Batch Image Rotator is an online tool that allows you to quickly and easily rotate multiple images at once. It supports a variety of image formats, including JPEG, PNG, GIF, and BMP. With this tool, you can quickly rotate your images in 90-degree increments, or flip them horizontally or vertically. It also allows you to specify a custom rotation angle, and even enables you to reset your images to their original orientation.

Crop pictures online

Online image cropping is a technique used to crop images or photos in a web browser, without the need of any software. It allows the user to select a particular area of an image and crop it to the desired size and shape. The user can also rotate and flip the image, as well as apply various effects to the image. Cropping is often used to enhance the overall appearance of an image by focusing on a particular area or subject.

Generate stamp online

Online stamp generator is a tool that helps to create custom and professional-looking stamps for documents and other applications. It allows users to design stamps in a variety of shapes, sizes and colors, and to easily add text, images and logos to their custom stamps. The stamp images can then be downloaded or printed for use. This tool is useful for businesses, organizations and individuals who need to create custom stamps for documents or other uses.

image to text

Image to Text is a technology that converts images of text into machine-readable text, allowing users to extract text from images and save it as a digital file. It allows users to easily convert scanned documents, scanned books, and other types of images into text. The technology is used in many applications such as text recognition, text search, machine translation, and document analysis.

Image to form

Picture to Table is an online tool that allows users to easily convert a picture into a table. It takes a picture of a table, automatically identifies the cells in the table, and converts it into a structured table. It supports a variety of image formats, including JPEG, GIF, PNG, and BMP. The output table can be saved as a CSV, XLSX, or HTML file, or even printed directly.

Gif extract picture

GIF Extractor is a free online tool for extracting frames from GIF animations, allowing users to save individual frames from GIFs as images. It supports uploading GIFs from multiple sources, including URL, local file, and Google Drive, and provides a wide range of options for users to customize the extracted frames, such as size, resolution, and file format.

Image format conversion

Image format conversion is the process of changing an image from one format to another. It is a common task for users to convert images between different formats for various purposes. Common image formats are JPG, PNG, GIF, BMP and TIFF. Image format conversion can be done using software such as Adobe Photoshop, GIMP and Corel PaintShop Pro.

Add watermark to picture

Picture watermarking is a technique which is used to embed information, such as copyright information or an author's name, into an image in a way that cannot be easily removed. It is a way to protect the original image from being copied or used without permission. It is also a way to make sure that the image is credited to its creator.

picture clear

The picture become clearer, which means the resolution of the picture is improved. It looks sharper with more details and colors.

Image to Word

Picture to Word is a type of software that converts images or scanned documents into editable Word documents. It uses advanced OCR technology to extract text from images and then converts it into an editable Word document. It supports multiple image formats, such as JPG, PNG, BMP, TIFF, etc. With this software, you can quickly and accurately convert images to Word documents.

PDF Tools

Convert PDF to long image

PDF to Long Picture is a software that is used to convert PDF documents into long pictures. It supports converting PDF documents into widely used image formats such as JPG, PNG, BMP, and GIF. This software enables users to select the image size, resolutio

PDF compression

PDF compression is the process of reducing the size of a PDF document while maintaining the quality of the content. It is used to reduce the file size of PDF documents to make them easier to store, transfer and share. PDF compression is achieved by removing unnecessary elements from the document, such as embedded fonts, images and other elements, and also by compressing the remaining data using various algorithms.

Convert PDF to image

PDF to Image is an application which enables you to convert PDF documents into image files, such as JPEG, PNG, BMP, GIF, TIFF, etc. It can quickly and accurately convert PDF documents into high quality images with a few clicks of the mouse. It also supports batch conversion of multiple PDFs to images at once.


Microsoft Word is a widely used document-editing program. It allows users to create and edit documents, including text, tables, and images. Word documents can be saved in a variety of formats, including PDF. Word to PDF conversion is the process of converting a Word document into a PDF file. It offers the advantage of being able to preserve the original formatting of a document while giving it a more universal format.


PDF to Word is a program that enables users to easily convert PDF files into editable Microsoft Word documents. It can preserve the original layout of the PDF document, including text, images and formatting, and converts it into an editable Word document. It is also capable of batch conversion, allowing users to quickly convert multiple PDF documents at once.


PPT to PDF is a free online document converter that can quickly and accurately convert PowerPoint presentations to PDF documents. It supports all versions of Microsoft PowerPoint, including PowerPoint 2019, 2016, 2013, 2010, 2007 and 2003. It also supports password-protected PPT documents and can retain the original layout of the PPT file after conversion. It can also convert PPTX to PDF.


Convert Excel to PDF, Excel to PDF, Excel to PDF Conversion, Excel to PDF Conversion Tool, Excel to PDF Converter


PDF to TXT Converter is a powerful software tool which enables you to convert PDF documents to TXT format. It can extract all text from PDF files, and support batch convert PDF files to TXT files. It is the most powerful and accurate PDF to TXT converter on the market. It supports all versions of PDF and can handle large files. In addition, it also has many useful features such as the ability to set the output text format, custom page range, and more.

Add page numbers to PDF online

PDF online page numbering is a service that allows users to add page numbers to their PDF documents online. This service allows users to add page numbers to their PDF documents without the need for additional software or hardware. It is a fast and easy way to add page numbers to PDF documents.

Image to PDF

Image to PDF is a tool that allows you to convert image files such as JPEG, PNG, and GIF into PDF files. The process is simple and fast, and the output PDF files are of high quality. The tool is also capable of converting multiple image files into a single PDF file.

Extract images from PDF

PDF Extract Image is a free software to extract pictures from PDF documents. It supports converting PDF documents to image formats such as JPG, PNG, BMP, TIFF, GIF and more. With this software, users can easily extract images from their PDF documents with only a few clicks. It also allows users to set the image size and resolution to ensure the high quality of the extracted images.


TXT to PDF is a file conversion process that allows users to convert a plain text file (TXT) into a Portable Document Format (PDF) file. This process allows users to produce a PDF file that retains the formatting, layout, and font size of the original text document. It also allows users to add features such as encryption, digital signatures, and annotations.


PDF to Excel is a program that enables users to convert PDF documents into Excel spreadsheet files. It allows users to quickly extract data from PDF files and convert them into Excel spreadsheets, allowing for further analysis. The program also works in reverse, allowing users to convert Excel spreadsheets into PDF documents.

PDF remove password

PDF Delete Password is a software that allows you to easily remove the password from encrypted PDF documents. It supports various types of PDF encryption and provides batch processing for multiple files. It is easy to use and requires no technical knowledge.


PDF to PPT, PDF converter to PPT, PDF conversion to PPT, PDF to PowerPoint converter, PDF to PowerPoint conversion, PDF to PPTX, PDF to PowerPoint, PDF to PowerPoint format, PDF to PPT format.

PDF encryption

PDF encryption is a way to secure a PDF file. It is a process of encoding information in the PDF file so that only authorized users can access it. It also prevents unauthorized users from editing, printing, or copying the content of the PDF file. This can be done by using encryption algorithms, such as AES or RSA, to generate an encryption key. The encrypted PDF file can be securely transmitted over the internet or stored on a secure server.

PDF Zoom

PDF scaling is a process of adjusting the size of a PDF document to fit the desired output. It allows users to resize their PDF documents to different sizes and proportions, such as to fit a smaller page size or to print multiple pages on a single sheet. It can also be used to increase the size of a document to fit a larger page size or to make text or images more legible.

PDF split

PDF Split is a tool that can split a PDF into multiple parts. It allows users to select the page range or page number to split PDF. The tool also allows users to set the output file format, including PDF, Word, Excel, PowerPoint, Text, and Image. It can also help users to merge multiple PDF files into one PDF.

PDF merge

PDF Merge is a powerful online tool that enables users to easily combine multiple PDF files into one single PDF document. It offers a variety of options to configure the merged PDF output, such as page size, orientation and resolution. It also provides an advanced file size optimization feature that reduces the file size of the output document. The user simply needs to upload the PDF files and the software will automatically combine them into a single PDF.

Extract pages from PDF

PDF Extract Page Text is a feature that enables users to extract text from any page of a PDF document. It works by scanning the entire document and extracting all the text from each page, allowing users to copy and paste it into another application for further use.

PDF batch rotation

PDF Batch Rotation is software that allows users to rotate the pages of a PDF file in batch. It’s a fast, easy and reliable way to change the orientation of PDF files without having to individually rotate each page or having to edit the PDF’s content. With this program, users can also save their rotated PDFs in multiple formats such as PDF/A, HTML, and images.

PDF Adjust Position

PDF (Portable Document Format) is a file format used to display documents in a manner that is independent of the application software, hardware, and operating system. It can also be used to adjust the position of a PDF document, such as adjusting the margins, the page size, and the orientation of the document.

Remove watermark from PDF

PDF Watermark Remover is a professional and efficient software that can quickly remove image, text and graphic watermarks from PDF files. It supports batch removal of PDF watermarks, and can easily remove all kinds of watermarks from PDF documents.

Add watermark to PDF

PDF watermarking is a process of adding a visible or invisible identifier to a PDF document. It can be used to track the source of the document, to prevent copying and unauthorised distribution, or to add branding and copyright information. Watermarks can be either text or graphic images.


PDF to HTML is a technology that converts PDF documents into HTML webpages, enabling you to make the contents of your PDFs accessible to a wider audience. It also allows you to make your PDF documents interactive, allowing users to search, navigate, and interact with the content. By converting PDFs to HTML, you can make content available on any device, platform, or browser.


CAJ (Chinese Academic Journal) is a file format used for storing electronic articles published in Chinese journals. It is a proprietary file format and requires a special software to view or convert the file into another format, such as PDF. CAJ files can contain text, images, and other multimedia elements, and can be used to store large amounts of data.

Media Tools

music vocal extraction

Music Source Separation is the process of extracting individual sound sources from an audio signal, such as a song or a recording.

music accompaniment extraction

Musical accompaniment extraction is a technology used to extract music accompaniment from audio recordings. It is used to separate the accompaniment from the vocal or solo instrument in a track, allowing the accompaniment to be used for purposes such as k

Audio online mixing

audio, online, mixing, blending, sound, remixing

Audio online splicing

Audio online stitching is a technique used to join audio files together. It is a fast and efficient way to create longer audio files from shorter audio clips without any loss of quality. This technique can also be used to edit out unwanted sections from a

audio loop

Audio looping, also known as looping or loop-structuring, is a technique used in sound recording, production and live sound performances to create a repeating sequence of audio material. It can be used to create a repeating soundscape or to create a rhythmic accompaniment for other musical elements. Audio loops are typically created by recording a few seconds of audio material and then repeating it in a continuous loop.

audio reverse

Audio reverse is a technique which plays a certain sound or music backwards. It can be used to create special effects or to provide subtle changes to the sound. It can also be used to reveal hidden messages in the audio which can be heard when the audio is reversed.

audio volume up

Audio volume increase is a process of increasing the overall volume of an audio signal. It can be done manually, by increasing the volume on the track or using audio software to boost the volume of the signal. Increasing the audio volume can be a useful way to make the audio sound louder and more powerful.

mp3 converter

MP3 Converter is a software application that allows users to convert audio files from one format to another. It is commonly used to convert audio files from uncompressed formats such as WAV or AIFF into compressed formats such as MP3, AAC or FLAC. The MP3 Converter can also be used to convert video files to audio formats such as MP3, AAC, WAV and more.

WAV Converter

WAV Converter is a software that allows users to convert audio formats into WAV format. It can convert audio formats such as MP3, WMA, AAC, OGG, and FLAC into WAV format. It offers high quality audio conversion, fast conversion speed, and supports batch conversion. It also provides various editing features, such as the ability to cut, trim and join audio files, add effects, and adjust volume, speed and other parameters.

ACC converter

ACC format converter is a software that helps users to convert audio files from one format to another. It supports common audio formats such as MP3, WAV, WMA, AIFF, AAC and many more. It also allows users to edit audio files, add effects and apply filters. It is an easy-to-use tool that can be used for both professional and non-professional audio editing.

OUPS converter

OUPS (One Universal Plug and Play Solution) is a format converter that provides a fast and easy way to convert data from one format to another. It is designed to be flexible and to work with a variety of data formats, including JSON, XML, CSV, and other structured data formats. OUPS supports cross-platform compatibility, allowing users to easily transfer data between different systems and applications. It also supports real-time streaming of data and provides a range of data transformation capabilities.

OGG Converter

Ogg Converter is a free online media converter for converting Ogg audio files to other audio formats, such as MP3, WAV, and FLAC. It supports batch conversion, allowing users to convert and download multiple Ogg audio files in one go. It also provides advanced customization options, allowing users to adjust the audio quality and bitrate of the output audio files. Ogg Converter is easy to use and supports all major web browsers.

Audio online clip

Audio online clipping is a process of cutting and editing audio files online. It allows users to cut, trim and enhance audio files without having to install any software. Users can easily customize their audio files, such as adding effects, adjusting volume, and more.

M4A Converter

M4A converter is a software program which is used to convert M4A audio files to other formats such as MP3, WAV, WMA, AAC, etc. It can also be used to convert any other audio format into M4A format. The converter helps to reduce the size of audio files, allowing them to be easily transferred and stored. It also offers features such as batch conversion, adjustable audio settings, and a built-in media player.

audio compression

Audio compression is a process used to reduce the size of audio files while preserving the audio quality. It works by using algorithms to reduce the bit rate and file size, allowing for the audio to be used on digital media. Common audio compression formats include MP3, AAC, OGG, and WAV.

Audio and video to text

Audio-to-text conversion is a process of turning audio content such as live speech or recordings into text. By using cutting-edge speech recognition technology, it is possible to accurately transcribe audio into text in a relatively short amount of time. This technology can help to save time and effort when dealing with large amounts of audio content.

Voice Tools

Video online rotation

Video online rotation is a function that allows you to rotate videos online. It is an easy way to rotate videos without having to download them, saving time and effort. It can rotate videos by 90°, 180°, 270° and 360°, and can also be used to flip videos

Video Mirroring (Flip)

Video mirroring (flipping) is a process of mirroring (flipping) the video horizontally or vertically. It allows for inverting the video horizontally or vertically, creating a mirror-like reflection of the video. Video mirroring can be used for creating special effects, for improving the overall experience, or simply for reversing the video horizontally or vertically.

webm converter

WebM Converter is a tool used to convert WebM files to other video formats like MP4, AVI, MOV, FLV, etc. It is also capable of extracting audio from video files and converting them to MP3, WAV, AAC, M4A, etc. It is free to use and can be used on both Windows and Mac platforms.

Convert GIF to MP4

GIF to MP4 is a free online converter that can convert GIF animation to MP4 video. It is a fast and simple process which can be done with a few clicks. It allows you to keep the original quality of the GIF animation while converting it to an MP4 video.

Extract video audio

Audio extraction is the process of separating an audio signal from a video file. It involves extracting the audio track from the video, typically in the form of a WAV or MP3 file. This can be useful for creating a soundtrack for a video, or for isolating a particular sound or voice from a video.

MP4 increase volume

MP4 is a popular audio format that can be used to increase the volume of audio files. It is able to store audio data in a compressed format, which reduces the file size while still maintaining the sound quality of the original audio file. It also offers a wide range of audio settings for users to customize the sound, such as adjusting the volume, bass, treble, and other audio effects. By using MP4, users can easily and quickly increase the volume of their audio files.

Speed up video playback

Video Acceleration Playback is a technology that speeds up the playback of videos by using hardware acceleration. It uses a combination of hardware and software to decode video streams faster than traditional methods. This allows for smoother playback and improved video experience.

Remove background sound from video

Video background noise removal is a process of reducing or eliminating background noise from a video. It generally involves identifying the noise, isolating it from the desired audio, and then reducing or eliminating it. This can be done manually or with software.

MP4 Converter

MP4 Converter is a tool for converting video files from one format to another. It can convert videos from AVI, WMV, MOV and other popular formats to MP4 format. It also supports batch conversion and can be used to edit video attributes such as resolution, bit rate and frame rate. It is easy to use and provides fast conversion speed.

AVI Converter

AVI Converter is a computer program used to convert audio and video files into AVI format. It is designed to allow users to easily convert their media files into the AVI format, so they can be played on a variety of media players. It supports most video and audio formats, including MP4, MOV, and WMV, and offers various settings for customizing the output file.

MOV converter

MOV Converter is a software application that is used to convert MOV files into other video or audio formats. It is capable of converting MOV files to multiple popular formats such as AVI, MP4, WMV, FLV, and more. It also allows users to adjust the video and audio parameters such as video resolution, encoder, frame rate, bit rate, etc. to get better output quality. Additionally, it supports batch conversion, which allows users to convert multiple MOV files in one go.

mpg converter

MPG converter is an online tool used to convert miles per gallon to liters per 100 kilometers or vice versa. It is a useful tool for comparison of fuel efficiency between different vehicles. The converter is also helpful for calculating fuel costs for different distances traveled.

3GP converter

3GP Converter is a software tool which allows users to convert audio and video files into 3GP format, which is a multimedia container format used mainly on 3G mobile phones. It supports a wide range of video and audio formats such as AVI, MP4, MOV, MPG, WMA, FLV and more, and allows users to customize the output settings, including audio and video quality, bitrate, frame rate, etc.

MKT Converter

MKT File Converter is a software utility that can be used to convert MKT files into other file types. It supports conversion of MKT files to PDF, HTML, DOC, XLS, and other popular file formats. The intuitive user interface of the software makes file conversion easy and fast. It also allows you to preview the converted files before saving them.

FLV Converter

FLV Converter is a software tool that allows users to convert FLV (Flash Video) files into various video and audio formats. It is usually used to convert FLV files into formats that are more compatible with different media players and devices. It is also used to extract audio from FLV files.

Convert MP4 to GIF

MP4 to GIF conversion is the process of converting a digital video file in the MP4 format to an animated image file in the GIF format. It involves using a video converter program to select the desired GIF size and frame rate, and then generate a GIF file with the desired characteristics. The converted GIF file can then be used for a variety of purposes, such as creating an animated avatar, a meme, or a short animation clip.

Video online screenshot

Video online screenshot is a convenient way to capture a moment of a video. It can be used to capture an image of a specific frame, for example, a funny moment, or a meaningful frame. It can also be used to capture a screenshot of a whole video.