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Fluen AI Subtitle Generator
What Fluen AI Subtitle Generator is
Fluen AI Subtitle Generator turns uploaded audio and video into timed subtitles, with an editor and exports for subtitle files or captioned video. It accepts formats including MP4, MOV, MKV, AVI, MP3, WAV, M4A, and FLAC. Editing features include timeline adjustments, speaker labels, filler-word removal, and custom glossaries; detected speakers can be renamed or reassigned. Translation covers more than 50 languages with context-aware formatting. Exports include SRT, WebVTT, TTML, SBV, ITT, EBU STL, SSA, plain text, and burned-in MP4. Users can process multiple files in the background, share project workspaces, and connect through Zapier, a REST API, and outbound webhooks. The free plan allows up to three files of up to 90 minutes each and requires no credit card, but exporting requires a paid plan. Premium is $259 a year, and Team is $499 a year. Media retention is 30 days for Free, 90 days for Premium, and 180 days for Team.
Who it suits
It suits content creators, podcasters, media and post-production teams, agencies, e-learning teams, and corporate communications users. Shared workspaces and API access may also fit teams with review or integration workflows.
What it does well
- Accepts common audio and video formats
- Translates subtitles into more than 50 languages
- Supports batch processing and shared workspaces
- Offers subtitle files and burned-in video exports
What to know first
- Free exports require a paid plan
- Free files are limited to 90 minutes each
- Free media retention is 30 days
Limits
Free access covers up to three files, each up to 90 minutes, with 30-day asset retention; exporting requires a paid plan. Premium includes 1,800 minutes per year, one seat, and 90-day media retention. Team includes 3,600 minutes per year, two seats, and 180-day retention; extra seats cost $10.00 per month each.
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Free | $0 · 3 files · up to 90 min each · 30-day asset retention | Free |
| Premium | 1 seat included. · 150 minutes/month · 1 seat · 90 days media retention | $259 a year |
| Team | 2 seats included; extra seats cost $10/month each. · 300 minutes/month · 2 included seats · 180 days media retention | $499 |
| Enterprise | Volume-based pricing · Custom seats · REST API access | On request |
| Premium | $29/mo · 150 min/month · 1 seat · top-up $0.24/min · 90-day asset retention | $29 a month |
| Team | $59/mo · 300 min/month · 2 seats · top-up $0.22/min · extra seat $10/mo · 180-day asset retention | $59 a month |
As fluen.ai lists them, read 28 Sept 2026. The maker's own page has the final word.
Getting started
- Visit https://fluen.ai/subtitle-generator.
- Start with the free plan or free trial; the trial does not require a credit card.
- Upload an audio or video file in a supported format.
- Edit timing, segmentation, speakers, and captions, or translate them.
- Choose a paid plan to export subtitle files or captioned video.
Verdict
Fluen combines subtitle editing, translation, varied exports, and integration options. The free tier allows processing but not exporting, so users who need finished subtitle files or captioned video need a paid plan.
Questions
Is Fluen free to use?
Yes. The free plan covers up to three files, each up to 90 minutes, and does not require a credit card. Exporting subtitles or video requires a paid plan.
How much do paid plans cost?
Premium costs $259.00 per year. Team costs $499.00 per year. Enterprise pricing is custom and not listed.
What platforms does Fluen support?
Listed platforms are API, extension, macOS, web, and Windows. Its Premiere Pro plugin supports Premiere Pro 25.6 and newer on macOS and Windows.
Which languages can captions be translated into?
Fluen supports translation into more than 50 languages with context-aware formatting and language-specific re-segmentation.
What export formats are available?
Exports include SRT, WebVTT, TTML, SBV, ITT, EBU STL, SSA, burned-in MP4, and plain text.
How long does Fluen retain media?
Free assets are stored for 30 days, Premium assets for 90 days, and Team assets for 180 days. Subtitle tracks remain accessible indefinitely after asset removal.
Facts from Fluen AI Subtitle Generator's own pages
- REST API Access
- Programmatic access is available through a REST API and outbound webhooks. · fluen.ai, 28 Sept 2026
- Batch Processing
- Multiple files can be uploaded and processed in the background. · fluen.ai, 28 Sept 2026
- Burn-in captions
- Yes · fluen.ai, 22 Sept 2026
- Caption Accuracy
- Fluen reports accuracy of up to 99.2%. · fluen.ai, 28 Sept 2026
- Caption styling
- Yes · fluen.ai, 22 Sept 2026
- Core function
- Fluen turns uploaded video or audio into timed subtitles, provides a built-in editor, and exports subtitle files or captioned video. · fluen.ai, 28 Sept 2026
- Data retention
- Free assets are stored for 30 days and Premium assets for 90 days, while subtitle tracks remain accessible indefinitely after asset removal. · fluen.ai, 28 Sept 2026
- Exports
- Exports include SRT, WebVTT, TTML, SBV, ITT, EBU STL, SSA, burned-in MP4, and plain text. · fluen.ai, 28 Sept 2026
- Free plan
- No · fluen.ai, 22 Sept 2026
- Free Translation Limit
- Free users can translate each file into up to 3 languages and see the first 15 minutes of each translation. · fluen.ai, 28 Sept 2026
- Free Trial Card
- The free trial does not require a credit card. · fluen.ai, 28 Sept 2026
- Free Trial Limit
- The free plan supports up to 3 files, with each file up to 90 minutes. · fluen.ai, 28 Sept 2026
- Input limits
- Paid plans have no stated file-length or file-size restriction on the pricing page, while Free files are limited to 90 minutes each. · fluen.ai, 28 Sept 2026
- Integrations
- Fluen connects to more than 9,000 apps through Zapier and offers REST API access with outbound webhooks. · fluen.ai, 28 Sept 2026
- Languages and accuracy
- The site reports 50+ supported languages, 1,500,000+ minutes processed, and a 99.2% accuracy rate. · fluen.ai, 28 Sept 2026
- Max video length
- 600 · fluen.ai, 22 Sept 2026
- Media Privacy
- Media is private to the account, and a Data Processing Agreement is available on request. · fluen.ai, 28 Sept 2026
- Media Retention
- Media retention is 30 days for Free, 90 days for Premium, and 180 days for Team. · fluen.ai, 28 Sept 2026
- Minute-Based Billing
- Fluen charges by the minute of subtitles produced, not by videos or file size. · fluen.ai, 28 Sept 2026
- Multi-engine transcription
- Fluen routes each file to the speech engine it considers best for the content type, language, and audio quality. · fluen.ai, 28 Sept 2026
- Paid Export Requirement
- Subtitle and video exporting require a paid plan on the free tier. · fluen.ai, 28 Sept 2026
- Premiere Pro Plugin
- A Premiere Pro plugin provides captions and translation inside the edit. · fluen.ai, 28 Sept 2026
- Premiere Pro
- The free Premiere Pro plugin supports Premiere Pro 25.6 and newer on macOS and Windows; captioning uploads sequence audio rather than footage. · fluen.ai, 28 Sept 2026
- Privacy
- Fluen says media is private to the account and offers a Data Processing Agreement on request. · fluen.ai, 28 Sept 2026
Where Fluen AI Subtitle Generator stands on Freedom251
- AI Video Caption Generators#6 of 99