List of the Top 17 SaaS Audio Converter Software in 2025

OnlineConvertFree provides a vast array of tools for efficient file and document conversion. At present, the platform is available in 15 languages, appealing to a wide range of users. Each day, it serves tens of thousands of individuals seeking conversion solutions. The website, onlineconvertfree.com, features one of the largest compilations of supported formats you can find. Prior to its latest update, the service was restricted to converting document files (over 70 formats), images (over 120 formats), audio files (15 formats), videos (32 formats), e-books, and compressed archives, among others. With the recent enhancements, users now have access to more than 1500 conversion options at no cost, making it an essential tool for anyone needing file transformations. This remarkable variety allows for the seamless conversion of nearly any file type, greatly improving the overall user experience. As a result, OnlineConvertFree continues to attract a growing audience eager to utilize its comprehensive capabilities.

An innovative platform powered by AI for the creation of videos, audio, and images online allows users to seamlessly generate captions or subtitles for any video, thereby removing the burden of manual transcription. By simply clicking a few buttons, you can save precious time while adding text, captions, or words to your videos, and there's no requirement for prior experience. Additionally, the platform enables the creation of stunning audio waveform visualizers at no cost, providing dynamic visuals that elevate your music or audio presentations. It is capable of converting files across over 1000 formats, including widely used ones like MP4, MOV, WEBM, AVI, WMV, and MP3, ensuring ease of sharing without sacrificing quality. Users have also appreciated the platform's impressive feature for swiftly compressing large files, making it a favorite among many. Furthermore, you can record your screen, webcam, or both along with audio with just a single click, capturing high-quality content displayed on your screen without needing to download any additional software. This all-encompassing toolset significantly simplifies the creative process, rendering it more approachable and efficient than ever for individuals and professionals alike. Whether you're a novice or an expert, this platform empowers everyone to unleash their creative potential effortlessly.

Unlock the ultimate streaming experience with Audials One, a powerful tool that empowers you to discover, record, save, convert, and relish a diverse array of media, such as music, films, and radio. This software delivers outstanding resolution and optimal frame rates, facilitating seamless recordings even when facing adaptive streaming technologies. Automatic naming for your recordings simplifies organization, allowing you to keep your library tidy with minimal effort. As content on streaming platforms is frequently updated, you can effortlessly capture movies, series, and live television, making the entire process both automatic and user-friendly while ensuring exceptional video quality every time. Create your personalized movie collection and take control of your media assets! With Audials One, you enjoy the freedom to permanently keep your favorite music and films, share them with friends, store them on various devices, and use them creatively. The software enables recording from all major services, including Amazon Prime Video, various video sharing platforms, Hulu, and live streams without compromising quality or navigating around DRM encryption. Experience a transformative approach to media management with Audials One, where your entertainment possibilities are boundless, and every recording is just a click away. You can finally enjoy your favorite content on your terms, tailored to fit your lifestyle and preferences.

MConverter is a versatile online converter that allows for the transformation of various file types, including video, audio, images, e-books, documents, and archives. It simplifies the process of bulk conversions, allowing users to select multiple files from different sources, even using the clipboard with Ctrl+V for convenience. Once the conversion is finished, users have the flexibility to save the output files to any desired location on their device. Additionally, MConverter provides the capability to compress PDF files in bulk, offering options for basic, strong, and extreme compression that can reduce file sizes by as much as 90%, depending on the original document. The tool can also analyze files that lack extensions, attempting to identify their actual formats and facilitating their conversion to usable formats already supported on the user's device. With a wide array of supported formats, MConverter caters to various needs, including those for 3g2, 3gp, 7z, aac, ac3, ai, amv, avi, avif, azw, azw3, bmp, bz2, cab, cbr, cbz, csv, deskthemepack, dng, doc, docx, drawio, epub, fb2, flac, flv, gif, gz, heic, htm, html, ico, iso, jar, jpeg, jpg, json, jxl (jpeg xl), m4a, mcaddon, mcpack, mctemplate, mcworld, md (markdown), mid, mkv, mobi, mov, mp3, mp4, mpeg, mpg, mpo, odp, ods, odt, ogg, opus, pdf, png, ppm, pps, ppsx, ppt, pptx, psd, rar, rtf, sami, smi, srt, sub, svg, tar, tbz2, tgz, themepack, tif, tiff, tini, txt, txz, vob, wav, webm, webp, wma, wmv, xcf, xls, xlsx, xz, and zip. This extensive support ensures that users can convert nearly any file they encounter, enhancing their productivity and convenience.

KeepMusic YouTube Music Converter is a sophisticated application tailored for downloading music directly from YouTube. It caters to both YouTube Free and Premium users, providing flexibility for a diverse audience. This remarkable converter enables you to convert YouTube songs into widely-used audio formats such as MP3, AAC, WAV, FLAC, AIFF, or ALAC. As a result, you can relish your preferred YouTube melodies offline on multiple devices. Moreover, the ease of sharing these tracks with family, friends, and coworkers enhances the overall experience. In addition, KeepMusic YouTube Music Converter adeptly handles the playlists you wish to download, which significantly cuts down on waiting times. Impressively, the swift conversion process does not sacrifice audio quality, and crucial ID3 tags are preserved, ensuring your music library is well-organized. With its user-friendly interface and efficient performance, this tool is an excellent choice for any music enthusiast aiming to elevate their auditory experience. Not only does it streamline the process of accessing music, but it also encourages discovering new favorites along the way.

We are excited to present a user-friendly API designed for seamless file conversion directly from your application, accommodating a multitude of formats such as documents, videos, images, audio, CAD files, eBooks, and beyond. By utilizing our comprehensive and accessible documentation paired with example code, you can start converting files in just a few minutes—simply consult our getting started guide to complete your initial conversion quickly. This versatile API is compatible with desktop, web, or mobile applications, allowing you to convert files with ease using just one line of code. For users with high conversion volumes, we offer a substantial package of bundled conversion credits in our monthly subscription plans, ensuring discounts that align with your specific usage requirements. Our API is designed with developers in mind, featuring top-notch documentation, clear code examples, and a support team composed entirely of developers, giving you the confidence to integrate it seamlessly into your projects. Moreover, we are dedicated to the ongoing enhancement of our API, responding to the changing demands of developers and their software. We believe that this commitment to improvement will further solidify our API's relevance and utility in the tech landscape.

Looking for a straightforward application that swiftly transforms movies and other digital media? Movavi's media converter is now accessible for both Windows and Mac users. Packed with a multitude of practical features, this software accommodates all popular formats, such as MP4, GIF, and MOV. You don't need advanced technical skills to utilize it; simply download the application on your Mac or PC and start sharing your media projects in no time. The program allows for quick and hassle-free file conversions, as well as video compression without sacrificing quality. You can also trim and merge your video creations effortlessly. Just drag and drop your files into the program’s window, navigate to the subtitles section, select the relevant subtitles, and incorporate them into your video. Finally, to finalize your edits, click on Convert, and enjoy your newly completed project! With user-friendly features, this software makes video editing accessible to everyone.

FileZigZag is a free online conversion tool that supports a wide variety of formats, including audio, video, images, documents, ebooks, and archives. It employs a sophisticated conversion engine that guarantees excellent quality without the need to install any software on your device. Users can easily convert files at no cost, benefiting from a diverse range of supported formats across different categories. The platform is dedicated to broadening its conversion capabilities and is open to feedback from users regarding additional formats. By clicking on a link for a specific source format, users can access the corresponding converter, or they can select a target format to begin a source-to-target conversion. Our servers are powered by top-tier CPUs, enabling you to save your own CPU resources while we manage the conversion process efficiently. With advanced algorithms designed for top-notch quality assurance, you can be confident that your files are handled with precision. In summary, FileZigZag is an intuitive and effective solution that caters to all your file conversion requirements, ensuring a seamless user experience throughout.

Stellar Converter for Audio Video empowers users to convert audio and video files into a variety of popular formats, each offering different codecs, frame rates, resolutions, and bitrates. It also features tools for video editing, GIF creation, and adding metadata, significantly expanding its capabilities. This software supports conversions from numerous sources, including media players, cameras, and mobile devices. After conversion, users can play the resulting audio and video files smoothly on PCs, Macs, TVs, iPhones, and Android devices, ensuring broad compatibility. The ability to convert multiple files at once during a single session allows users to simply upload their files, preview them, and effortlessly change them to their desired formats. Additionally, users can select the destination for their converted files, whether that be on a PC, memory card, or SD card. Stellar Converter for Audio Video is also adept at converting popular video formats into audio formats, such as changing MP4 files to MP3, MPG to MP3, and FLV to MP3, thus enhancing the versatility of your media library. Overall, its intuitive interface, combined with powerful features, positions it as an outstanding solution for anyone aiming to effectively organize and manage their audio and video files. Moreover, the software ensures that even novice users can navigate its functions with confidence, making media conversion accessible to a wider audience.

Total Audio Converter offers an effortless solution for converting almost any audio format into popular types like WAV, MP3, OGG, WMA, APE, FLAC, MP4, AAC, and MPC. It includes a practical batch conversion feature and accommodates a broad selection of formats such as WAV, AAC, FLAC, OGG, OFR, MP4, MPC, APE, alongside 24 other audio formats. Furthermore, it possesses the capability to rip CDs and convert CDA files into either high-quality lossless or compressed formats, providing user-friendly interfaces for both graphical and command line operations. Additionally, users can extract audio from platforms like YouTube or SoundCloud and can split APE and FLAC files based on CUE sheets. With a history spanning over two decades, the software has become a staple for dedicated music fans who value FLAC and the art of ripping classic CDs, even amidst the popularity of services such as iTunes. The interface is designed for accessibility, requiring no specialized knowledge, as its intuitive layout allows anyone to navigate audio conversions with ease. If users are uncertain about bit rates or frequencies, the integrated wizard conveniently chooses the most appropriate settings for them. Convert your CDs into formats like WAV, FLAC, OGG, MP3, AAC, WMA, MPC, APE, and more with Total Audio Converter, relishing in your music the way it is meant to be enjoyed. Step into a realm of superior audio quality and elevate your auditory experience today, as this tool is perfect for both novices and experts alike.

We enable the conversion of over 25,600 unique formats across more than 300 file types, outshining competitors in terms of diversity. Simply drag your files onto the website, choose the format you want, and click the "Convert" button to begin. After a short wait, most conversions will be completed in just 1 to 2 minutes. This entire procedure is handled in the cloud, so your computer remains unaffected by the process. Additionally, numerous conversion tools come with advanced features; for example, our video converter lets users customize quality, aspect ratio, codec, and even adjust orientations like rotating or flipping. We take your privacy seriously, promptly deleting uploaded files and ensuring converted files are erased after 24 hours, so your data remains inaccessible to others. Our dedication to maintaining privacy guarantees that your files are safeguarded and confidential. Those with security concerns can find more information available. Convertio functions directly in your web browser, ensuring compatibility across all devices and platforms without requiring any software downloads. Experience the ease of seamless file conversions at your fingertips, making it more convenient than ever to manage your documents. With our user-friendly interface and robust features, converting files has never been simpler.

Convertilla is a user-friendly application designed for the conversion of audio and video files into various formats with ease. It supports an extensive array of formats, including MP4, FLV, MKV, MPG, AVI, MOV, WMV, M4V, 3GP, MP3, WEBM, OPUS, AAC, FLAC, APE, WAV, and ASF. The application offers tailored presets for multiple devices, such as Android and iOS devices (like the iPhone and iPad), Windows Phone, iPod, Blackberry, Sony PSP and PS3, Microsoft XBOX 360, Zune, Chrome OS, Ubuntu, Tizen, and Nokia N-series, among others. Additionally, Convertilla integrates smoothly with Internet Download Accelerator, enabling you to instantly convert videos into your preferred format right after downloading. For example, you can easily convert videos from YouTube to a format compatible with your smartphone. This versatile application is compatible with Windows operating systems from Windows 2000 to 11, including versions such as 2003, 2008, and 2012, and supports both 32-bit and 64-bit systems. Users can also customize the video size and quality to suit their specific preferences, providing flexibility and control over the output. Ultimately, Convertilla simplifies the conversion process, greatly improving your overall multimedia experience while ensuring that users have a reliable tool at their disposal for all their audio and video needs.

This free audio converter allows you to quickly transform any audio file into a different format without sacrificing quality throughout the conversion process. Supporting a wide range of formats such as MP3, WAV, M4A, FLAC, MIDI, OGG, AAC, M4R, WMA, OPUS, AIFF, and MMF, it caters to various audio needs. As the conversion takes place directly within your browser, there’s no need to upload files to third-party servers, providing a more secure experience. With cutting-edge conversion technologies, it ensures that audio file transformations are completed at maximum speed. Completely free to use, this converter has no restrictions and requires no software installations, allowing for unlimited conversions. You can convert multiple audio files simultaneously and conveniently download them all together in one ZIP archive. There are no limitations on file size, giving you the flexibility to convert audio files of any size without any charges. The customizable conversion settings enable you to adjust quality and other parameters to meet your specific requirements. To get started, simply select the audio files from your computer and upload them to the converter interface, making the entire process straightforward and user-friendly. Additionally, this tool is designed with efficiency in mind, ensuring that your audio conversion tasks are handled smoothly and effectively. Whether you need a quick conversion or a more detailed adjustment, this audio converter is poised to meet your expectations.

FFmpeg serves as a versatile, cross-platform toolset for capturing, converting, and streaming audio and video content. Recognized as a leading multimedia framework, it is proficient in a wide array of operations such as decoding, encoding, transcoding, muxing, demuxing, streaming, filtering, and playback across nearly all formats imaginable. This includes support for rare legacy formats as well as cutting-edge technologies, regardless of their source—be it standards organizations, community projects, or private companies. Its impressive portability allows FFmpeg to compile and run seamlessly on a variety of platforms, including Linux, Mac OS X, Microsoft Windows, and various BSD systems, and it undergoes rigorous testing through the FATE infrastructure across many different build environments and hardware architectures. The FFmpeg initiative is committed to providing optimal technical solutions for developers and users alike. By prioritizing the best available free software resources and emphasizing the use of its own codebase, FFmpeg minimizes dependency on external libraries while promoting code sharing across its components. This thoughtful methodology not only enhances performance but also creates a vibrant development ecosystem that encourages continuous innovation and improvement. Additionally, the project's commitment to community involvement ensures that it remains adaptable and responsive to the evolving needs of its users.

Oxelon Media Converter is recognized as one of the few applications for encoding video and audio that can utilize up to four threads, making optimal use of quad-core multi-processor systems. Notably, users have the flexibility to adjust the maximum thread count through the Settings menu, facilitating rapid batch conversions on machines equipped with eight or more cores. Its smooth integration with Explorer allows for effortless file management, so users can work with their files as they typically would. After adding files to the conversion list, users can right-click on any entry to reveal detailed media information such as codecs, frame rate, resolution, audio bitrate, and audio frequency. Furthermore, if a conversion fails and shows an "Error" status, users can simply right-click on the affected file to receive a detailed error description, which streamlines the troubleshooting process. This functionality not only improves the user experience but also provides immediate insights that assist in understanding the conversion workflow, making it a valuable tool for those working with media files. Ultimately, Oxelon Media Converter combines efficiency with user-friendly features to enhance the overall encoding experience.

The BotoNote iMazone Music Converter is designed to effortlessly capture audio content from both Amazon Music Unlimited and Prime Music, enabling users to save their favorite tracks directly onto their computers for enduring enjoyment. This innovative tool allows for the straightforward downloading of songs, albums, playlists, or podcasts straight from your Amazon Web Player library, all without requiring any additional software or the Amazon app. Furthermore, it offers the capability to export Amazon Music tracks into various file formats, such as MP3, AAC, WAV, FLAC, or AIFF. By allowing users to select different file types according to their preferences, this converter guarantees that you can enjoy your cherished Amazon music across multiple devices with ease. With this tool, you can maintain your music library in the formats that best fit your listening habits, ensuring that your favorite tracks are always at your fingertips. Enjoy the seamless experience of having your music collection organized and accessible in the way that suits you most.

Avdshare Audio Converter offers the ability to convert a diverse range of audio formats, including OPUS, Vorbis, AAC, AC3, DTS, ALAC, OGG, OGA, MP3, WAV, FLAC, WMA, XWM, 3GA, M4A, M4B, MKA, RA, RAM, APE, AU, AUD, AIFF, AIFC, CAF, MPC, QCP, VOC, VOX, GSM, and DSS, and it also allows users to extract audio from video files and change video content into various audio formats. In addition, this software comes with a built-in player that supports playback of different audio and video files without requiring conversion, enhancing convenience for users seeking quick access to their media. Moreover, Avdshare Audio Converter includes essential editing features such as merging audio tracks, adjusting volume levels, and modifying audio channels, thus improving the overall user experience. With its comprehensive capabilities, it caters to both casual users and professionals looking for efficient audio management solutions.