Browser-based app for batch-converting, compressing, merging, and extracting audio and video files, with controls for formats, quality, and file-specific progress.

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Format Factory is a browser-based audio and video converter for converting, compressing, merging, and processing media files in batches. It supports common formats including MP4, MOV, MKV, WEBM, AVI, WMV, FLV, 3GP, MP3, WAV, AAC, M4A, OGG, FLAC, WMA, OPUS, AC3, and AIFF. Users can convert video and audio files, extract audio from video, compress MP4 and MP3 files, merge multiple clips or tracks, and remove audio from videos. Batch settings allow the same output format and quality options to be applied to multiple files at once, with support for up to 50 files in most tasks. Format Factory provides quality presets and advanced controls for video resolution, frame rate, video bitrate, audio bitrate, sample rate, and channels. Its browser-based workflow requires no desktop installation and provides file-by-file progress updates, making it suitable for common tasks such as MOV to MP4, MKV to MP4, video to MP3, WAV to MP3, M4A to MP3, and MP4 compression.

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