Translate your subtitles in 75+ languages for €9/mo

Multi-pass AI translation. Drop a video, get professional subtitles. Less than half the price of VEED or Kapwing. Card required, nothing charged for 14 days.

Start free trial €9/mo · 14 days free
Preview · subtitles · FR → EN
SubWhisper Pro preview: the translated subtitle “Raise your elbow, yes, let the blade weigh itself down.” over the original video
#100:00:09,000 → 00:00:16,000
  1. FRLève le coude, oui, laisse la lame peser d’elle-même.
  2. ENRaise your elbow, yes, let the blade weigh itself down.
  3. ESLevanta el codo, sí, deja que la hoja pese por sí sola.
  4. JA肘を上げて、そう、刃の重みに任せて。

See it in action

Drop a file, get professional subtitles in 4 steps.

Drop or select a video file — MP4, MKV, MOV, AVI, MP3, WAV up to 5 GB
Step 1

Drop your file

Any video or audio up to 5 GB. Or import an existing .SRT to translate.

Transcription in progress with real-time chunk log
Step 2

AI transcription

Whisper + Universal-3 in parallel. Live chunk log, gap detection, done in seconds.

SRT editor with translation tools, format and export options
Step 3

Edit and translate

Multi-pass AI translation in 75+ languages. Diff view, format, validate, export SRT/VTT/TXT.

Live subtitle preview over the original video
Step 4

Preview and burn in

Real-time overlay preview. Hardcode subtitles into your video with one FFmpeg command.

Why SubWhisper Pro?

Feature VEED Kapwing SubWhisper Pro
Price $24/mo $24/mo €9/mo
Languages 125+ 100+ 75+
AI transcription Whisper + Universal-3
AI translation Single pass Single pass Multi-pass
AI cleanup Fix hallucinations
Foreign detection Auto-detect and translate
Export SRT
Export ASS Via converter
Export VTT / TXT / JSON Partial Partial All formats
Works offline (PWA)
Video editor Subtitles only
Start free trial · save €180/year

Card required, nothing charged for 14 days

Multi-pass AI translation

Unlike competitors, SubWhisper Pro runs multiple translation passes with automatic quality checks. Foreign language segments are detected and re-translated for accuracy.

AI cleanup

Automatically fixes Whisper hallucinations, spelling errors, and garbled transcription artifacts. No manual editing needed.

75+ languages

From Arabic to Vietnamese. Specialized rules for CJK languages (Chinese, Japanese, Korean) with proper handling of honorifics and writing systems.

All export formats

SRT, VTT, ASS, TXT, JSON. ASS export keeps your subtitle styling: fonts, colors and position.

Fast and private

Your files are processed client-side. Only audio is sent to AI APIs for transcription. No video upload, no storage, no tracking.

Less than half the price

€9/month vs $24/month at VEED or Kapwing. Same quality, better AI translation, fraction of the price.

How it works

#1

Drop your file

MP4, MKV, MOV, MP3, WAV — up to 5 GB

#2

Choose language

Select target language from 75+ options

#3

Download SRT

AI transcribes, translates, and cleans up automatically

Ready to translate?

Start with a 14-day free trial.

Start free trial Then €9/mo

Multi-pass translation

Multiple AI passes with automatic quality checks. Foreign segments are detected and re-translated for maximum accuracy.

AI hallucination cleanup

Automatically removes Whisper hallucinations, repeated phrases, and garbled artifacts that other tools leave in.

All export formats

SRT, VTT, ASS, TXT, JSON. ASS export keeps your fonts, colors and position.

Frequently asked questions

What audio and video formats are supported?
SubWhisper Pro supports all major formats: MP4, MKV, MOV, AVI, WEBM for video, and MP3, WAV, FLAC, OGG, M4A for audio. Files up to 5 GB are supported. The audio is extracted client-side before being sent to the AI engine.
How many languages are available for translation?
SubWhisper Pro supports 75+ languages for translation, including specialized handling for CJK languages (Chinese, Japanese, Korean) with proper honorifics, writing systems, and cultural context. Transcription is available in 100+ languages via Whisper and Universal-3 engines.
How does the 14-day free trial work?
When you sign up, you get 14 days of access to all Pro features, including 2 hours of transcription, 10 transcriptions and 100 translations. A card is required at checkout, but it is charged only after the trial ends. You can cancel anytime during the trial period and you won't be charged at all.
Are my files secure and private?
Yes. Your video and audio files are processed entirely in your browser. Only the extracted audio is sent to the AI transcription API, and it is not stored after processing. No video is ever uploaded to our servers. SubWhisper Pro is a privacy-first tool.
Can I cancel my subscription at any time?
Absolutely. You can cancel your subscription at any time from your Polar customer portal. There are no cancellation fees and no long-term commitments. If you cancel, you retain access until the end of your current billing period.
What's the difference with the free version of SubWhisper?
The free version supports 12 translation languages and basic transcription. SubWhisper Pro adds 75+ languages, multi-pass AI translation for higher accuracy, AI cleanup to fix hallucinations, ASS export format, foreign language detection, and priority processing. It's built for professionals who need reliable, production-ready subtitles.

Generate subtitles and captions in every major language

Dedicated subtitle and captioning tools, each tuned for the linguistic specifics of the target language.

French Subtitle Generator Spanish Subtitle Generator Japanese Subtitle Generator Arabic Subtitle Generator German Subtitle Generator Portuguese Subtitle Generator Chinese Subtitle Generator Korean Subtitle Generator Italian Subtitle Generator Hindi Subtitle Generator

Subtitle and captioning guides

In-depth resources on AI subtitling, transcription, and translation.

How to Add Subtitles to Any Video Best Free Subtitle Generators 2026 Automatic Captions for Reels & TikTok Whisper AI Transcription — Complete Guide Best Online Subtitle Translator Rev.com Alternative — 90% Cheaper for Video VEED.io Alternative — Subtitles for Less Than Half the Price Kapwing Alternative — Better Subtitle Quality HappyScribe Alternative — Cheaper AI Subtitles
See all guides on the blog