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Try NowWhat is Captioner?
Captioner is an AI-powered subtitle generator and editor designed to add accurate subtitles to videos quickly and efficiently. Built by Simon, an AI expert with experience at Amazon, Captioner addresses the challenge of creating precise, well-timed subtitles without extensive manual effort. It leverages advanced speech-to-text technology, specifically a fine-tuned Whisper model, to transcribe videos in over 98 languages with high accuracy. Users can upload videos up to three hours long, edit subtitles directly in the browser, translate subtitles with one click, and export subtitle files in popular formats like SRT, VTT, and SBV. Captioner is ideal for content creators, video editors, and marketers who need to enhance accessibility, improve engagement, or streamline their video production workflows.
AI Tool Review Summary
4.5/5
High accuracy with precise timestamps
User-friendly and content creator-focused
LLMSpeech RecognitionNLP
To generate and edit accurate subtitles for videos efficiently.
Works on browsers with support for MP4 and MOV uploads, exports to common subtitle formats for easy integration with video platforms and editing software.
Freemium with affordable paid tiers offering enhanced features and unlimited usage.
Features with the highest value for users are highlighted here.
High accuracy AI transcription
Support for 98+ languages
Precise subtitle timestamp alignment
Browser-based subtitle editing
Subtitle translation with one click
Import and align existing transcripts
Export in SBV, SRT, VTT formats
Video export with burned-in subtitles
How It Works
1
Upload Video
Upload your MP4 or MOV video file up to 3 hours long directly in your browser.
2
Automatic Transcription
Captioner uses AI to transcribe the speech in your video with high accuracy and precise timestamps.
3
Edit and Translate
Edit subtitles easily in the built-in editor and translate subtitles with a single click if needed.
4
Export Subtitles or Video
Download subtitle files in popular formats or export the video with subtitles burned in.
Content Creators
Video Editors
Marketing Teams
Educators
Social Media Managers
Multilingual Teams
Small Businesses
Podcasters
Nonprofits
Freelancers
Free
$0/free
3 videos per day 3 minutes max per video Express editor Watermark on rendered videos 720p export
Popular
Unlimited
$10/monthly
Unlimited videos 3 hours max per video Pro subtitle editor Up to 4k export SRT file export Priority rendering No watermarks
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Pros & Cons
Exceptional transcription accuracy optimized for video subtitles. User-friendly editor tailored for content creators.
File size limit of 2GB may require video compression. Rendering videos with subtitles can be time-consuming.
FAQs
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Rating
5.0
Pros
Cons
Quick Captioner Comparision
Side-by-side with top alternatives in this category.
| Tool | Rating | Visits / mo | Global rank | Category rank | Engagement | Bounce | Top market | Starts at | Free tier | Integrations | Action |
|---|---|---|---|---|---|---|---|---|---|---|---|
 CaptionerAI Video Tools | 2.8K | #4,766,060 | — | 1m 56s2.5 pages | BR(60%)#2,674,763 | $0 | 1 | View | |||
 Genesis AI StudioAI Video Tools | 524.5M | #72 | #1 | 2m 26s3.4 pages | US(33%)#56 | $0 | — | View | |||
 DeepFaceLiveAI Video Tools | 631.0M | #47 | #4 | 6m 32s6.1 pages | US(20%)#70 | $0 | — | View | |||
 Video MakerAI Video Tools | 1.1B | — | — | 2m2.6 pages | US(15%) | $0 | — | View | |||
 AI Video Generator-HiCutAI Video Tools | 1.1B | — | — | 2m2.6 pages | US(15%) | $0 | — | View |
Analytics of Best Video Subtitle Editing Tools in 2025 - Captioner
Website traffic and keyword analysis.
Live dataFeb 2026 – Apr 2026
Monthly visits
2.84K
↑ +4.1% vs prior month
Avg. visit duration
00:01:56
M 4 2026 snapshot
Pages / visit
2.53
M 4 2026 snapshot
Bounce rate
42.56%
Lower is better
All traffic · Worldwide
Weekly estimate · Feb 1, 2026 – Apr 29, 2026
Peak week: 568.8 (Apr 1, 2026)Low week: 466.5 (Feb 1, 2026)WoW: 0.0%Derived from monthly estimates · SimilarWeb-equivalent
Release History
0 releases published
No releases yet.
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