KenjaPlayer: AI Video Player

"Kenja" is Japanese for "sage" — the wise one. It is also our mission: to build smarter software.

KenjaPlayer is an AI-powered video player with real-time subtitles and bilingual translation. Watch videos in other languages with AI-generated subtitles and translations that appear as you watch.

AI processing runs entirely on your device — no video uploads, no cloud processing. Your videos stay private.

AI SUBTITLES & TRANSLATION

► Generate AI subtitles in real time while your video plays
► Translate spoken dialogue into your preferred language
► Display original and translated subtitles together
► On-device AI processing for privacy and offline use
► Supports 20+ speech languages and 25+ translation languages

CINEMA-QUALITY PLAYBACK

► Smooth 4K and 8K video playback
► Support for 100+ video and audio formats
► Clean, immersive borderless player
► Compact controls that stay out of your way

YOUR MEDIA. WHEREVER IT LIVES.

Play videos from:

► Local Files
► SMB
► WebDAV
► FTP
► Plex
► Emby
► Jellyfin

AI STUDIO: TRANSCRIPT & VIDEO SUMMARY

► Dedicated AI Tab: Select any video to transcribe, translate, and summarize offline
► Speech-to-Text Transcript: Convert spoken audio into precise, time-synced transcript lines
► AI Video Summary & Keynotes: Powered by on-device LLMs to generate concise video overviews and chapter keynotes with timestamps

SUPPORTED SPEECH LANGUAGES:
Arabic, Chinese (Simplified), Chinese (Traditional), English (Australia), English (Canada), English (India), English (Ireland), English (New Zealand), English (Singapore), English (South Africa), English (United Kingdom), English (United States), French, German, Indonesian, Italian, Japanese, Korean, Portuguese, Russian, Spanish, Thai, Vietnamese.

SUPPORTED TRANSLATION LANGUAGES:
Arabic, Chinese (Simplified), Chinese (Traditional), Dutch, English, French, German, Hebrew, Hindi, Indonesian, Italian, Japanese, Korean, Malay, Persian, Polish, Portuguese, Russian, Spanish, Swedish, Thai, Turkish, Ukrainian, Vietnamese.

SUPPORTED VIDEO FORMATS:

MKV, RMVB, RM, AVI, MOV, WMV, FLV, F4V, F4P, F4A, F4B, SWF, MPG, MPEG, MPEG-1, MPEG-2, M1V, M2V, MPV, MP4, MPEG-4, M4V, 3GP, 3GPP, 3G2, 3GP2, M2P, PS, TS, M2TS, MTS, MT2S, OGM, OGV, DIVX, DV, ASF, WTV, WEBM, and more.

SUPPORTED AUDIO FORMATS:

FLAC, APE, M2A, MP1, MP2, MPA, MP3, MPG3, M4A, M4B, WMA, WAV, WV, XM, AIFF, AIF, AC3, A52, AAC, OPUS, OGG, OGA, MID, MIDI, MKA, and more.

Watch more. Understand more. Stay private.