CaptionForge

Transform spoken audio into readable captions with an intuitive editing workflow. Fine-tune text and timing, customize the appearance of your captions, preview the final result, and export a captioned MP4 video without leaving your Android device.

Features
- Import MP4 video and MP3 audio files
- Generate captions from spoken audio
- Transcribe speech in 35 languages
- Fully offline transcription and caption generation
- Edit caption text and timing
- Customize font, size, color, and screen position
- Preview captions before exporting
- Export captioned MP4 videos

Supported transcription languages
Arabic, Belarusian, Bulgarian, Chinese, Croatian, Czech, Danish, Dutch, English, French, German, Greek, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Macedonian, Norwegian, Persian, Polish, Portuguese (including Brazilian Portuguese), Romanian, Russian, Serbian, Slovak, Slovenian, Spanish, Swedish, Thai, Turkish, Ukrainian, and Vietnamese.

Workflow
- Import a video or audio file
- Generate captions from speech
- Edit the caption text and timing
- Customize the appearance and placement
- Preview the result
- Export the finished video

CaptionForge is suitable for social media videos, educational content, presentations, tutorials, product demonstrations, and personal video projects.