How accurate are the subtitles generated by FlowSub?

FlowSub uses OpenAI's Whisper, which achieves near human-level accuracy. The precision depends on the audio quality, background noise, and clarity of the speaker.

What file formats can I upload?

FlowSub supports video formats like MP4, MKV, MOV, AVI, and WebM, as well as audio formats such as MP3, WAV, M4A, and OGG, up to 500 MB.

Can I translate my subtitles into other languages?

Yes, translation features are available for Pro users. The AI can translate your transcribed text into over 99 different languages.

Is there a free version of FlowSub?

Yes, FlowSub offers a free plan that includes 10 minutes of transcription per month and SRT exports without requiring a credit card.

How long does it take to generate subtitles?

The process is highly efficient, typically taking between 1 to 3 minutes depending on the length of the video or audio file.

Does FlowSub offer a refund policy?

Users can request a refund within 3 days of the initial subscription purchase if the service has not been fully consumed.

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Video captions

Freemium

FlowSub

Generate studio-quality AI subtitles and translations in minutes. Supports 99+ languages and professional formats like SRT, VTT, and ASS using OpenAI Whisper technology.

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Rating

Reviews

Upvotes

4 months ago

Listed

Video captions

Transcription

Subtitles

AI Video Tools

Content Creation

Video Editing

Translation

Accessibility

OpenAI Whisper

Tool information

Provider

FlowSub

Platforms

Web

Windows

macOS

Languages

English

Spanish

French

German

Japanese

Chinese

Korean

Portuguese

Russian

Italian

Dutch

Arabic

Hindi

Added to directory

4 months ago

Last updated

about 2 months ago

Rating

Not available

Pricing

Freemium

About FlowSub

What the tool does and who it's for

FlowSub is an AI-powered subtitle generation platform that leverages OpenAI's Whisper technology to create studio-quality captions. It automatically transcribes audio and video files into accurately timed subtitles with support for over 99 languages. The tool allows creators to translate subtitles, edit them in real-time, and export in various professional formats like SRT, VTT, and ASS. It is designed to help podcasters, educators, and social media creators increase their content reach and accessibility in minutes.

Key capabilities

AI-powered transcription using OpenAI Whisper for high accuracy.

Automatic language detection for uploaded video and audio files.

Supports export formats including SRT, VTT, ASS, and TXT.

Subtitle translation into 99+ languages for global reach.

In-browser video preview with generated captions.

Unlimited transcriptions and advanced styling for Pro users.

Fast processing speeds, typically completing in 1–3 minutes.

Supports multiple input formats like MP4, MKV, MOV, MP3, and WAV.

Pricing

Freemium — plans below

Free

10 minutes of transcription per month
SRT format export
AI language detection
No credit card required

Pro Monthly

Pro Yearly

$49.99/yr

All Pro features
Discounted annual rate
Unlimited transcriptions
Priority support

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FAQ

FlowSub FAQs

Common questions about FlowSub