UltimateFileConverter

Ultimate File Converter is your all-in-one file format converter.
Convert between 70+ formats instantly, right on your device.

SUPPORTED FORMATS
Audio — sources: MP3, AAC, M4A, WAV, FLAC, OGG, AMR, AIFF, AIF, plus VOC bridges only to/from WAV
Video — sources: MP4, MOV, MKV, WEBM, 3GP, M4V, TS, plus audio-extract targets (WAV, M4A, OGG, AIFF) and GIF (TS is source-only)
Archives — sources: ZIP, TAR.GZ, TGZ, GZ, 7Z, TAR, plus: ISO ↔ CSO
Spreadsheets — sources: CSV, XLSX, TSV, XLS, ODS, DBF, plus bridge targets JSON, VCF, ICS
Data — sources: JSON, XML, YAML, YML, INI, TOML, and JSON also bridges to CSV, XLSX
Subtitles — sources: SRT, VTT, ASS, SSA
Contacts — VCF → CSV
Calendar — ICS → CSV
Fonts — sources: TTF, OTF, WOFF
3D Models — sources/targets: STL, OBJ

KEY FEATURES
✓ 100% Private – Everything processes on your device. No cloud, no uploads.
✓ Offline – Works without internet connection
✓ Fast – Native Android codecs for audio/video
✓ Free – Ad-supported, no paid features or subscriptions
✓ Light/Dark Mode – Choose your preferred theme
✓ File Search – Scan your device for files of any supported type

HOW IT WORKS
1. Pick a file category (Images, Documents, Audio, etc.)
2. Select the file you want to convert
3. Choose your output format
4. That's it – your converted file is ready to share or save

PRIVACY
We don't collect, store, or analyze your files. Your data stays on your device
at all times. The app serves ads via Google AdMob, which may collect device
identifiers—see our privacy policy for details.

NEED HELP?
• Report bugs or suggest features from Settings
• Join our Discord community
• Email us directly from the app