Transcribe any video to text
with AI.
Free Video Transcription — 99+ languages, word-level timestamps
Upload video. AI transcribes speech to text with word-level timing. Export as subtitles or get captions burned into the video.
Drop your video here
or click to browse
Trndinn Auto Caption Generator adds trending caption styles to any video — Hormozi-style word-by-word reveals, MrBeast chunky highlights, and more. AI transcribes in 99+ languages.
Trndinn Auto Caption Generator is a free browser tool that adds auto-synced, styled captions to any short-form video in under 30 seconds. Upload a video (up to 1.5 minutes), pick a style (Hormozi, MrBeast, Minimal, Karaoke, Typewriter, Gradient Pop), and download the captioned MP4 — no login, no watermark, no software install.
Why captions matter
85%
of videos watched on mute
Verizon Digital Media, 2019
80%
higher engagement with captions
Facebook Business, 2016
12%
longer watch time
Facebook IQ, 2019
92%
watch mobile video silently
Verizon/Publicis, 2019
80% of people are more likely to watch a full video when captions are available [3PlayMedia, 2022]. Captions aren't just an accessibility feature — they're a growth lever.
6 trending caption styles
Each style is designed to match the aesthetic of top creators and maximize retention.
Hormozi
Bold, ALL CAPS, word-by-word yellow highlight
MrBeast
Chunky white + colored stroke, mixed case
Minimal
Clean light-weight, soft shadow, bottom-third
Karaoke
Full line visible, active word in color
Typewriter
Monospace, letter-by-letter reveal
Gradient Pop
Bold gradient text, bounce & scale pop
How Trndinn compares
| Feature | Trndinn | Kapwing | VEED | CapCut |
|---|---|---|---|---|
| Price | Free / $0.86/mo | $16/mo | $18/mo | Free (app only) |
| No login needed | ||||
| Web-based | ||||
| Word-level animation | ||||
| Social scheduling | Yes ($0.86/mo) |
Good questions, honest answers.
Supported formats
| Input | Limits | Output |
|---|---|---|
| MP4, MOV, WebM | 1.5 min, 100 MB | MP4 (H.264 + AAC) |
| Any resolution | Max output 1080p | + SRT / VTT optional |
| 99+ languages | 2 videos / day free | 1-hour download window |
Fair use & copyright
This tool is for captioning your own content or content you have permission to use. Trndinn does not store uploaded videos beyond 1 hour. We are not affiliated with Instagram, TikTok, or YouTube. By using this tool you agree to our Terms of Service and DMCA policy.
Compare & Learn More
See how Trndinn's Auto Caption Generator stacks up against popular captioning tools, or browse our full comparison and alternatives hubs.
- Trndinn vs Submagic — free forever, unlimited minutes, and every animated caption style submagic charges for
- Trndinn vs Captions.ai — web-native, no app install, works on any device — with the same ai caption quality
- Trndinn vs Opus Clip — free captions and repurposing without the credits ceiling. same word-level accuracy, no monthly cap
- Trndinn vs VEED — no watermark on free exports, faster caption-only workflow, cleaner ui
- Trndinn vs CapCut — us-hosted, privacy-safe, browser-based — no bytedance in the loop
- All comparisons — full side-by-side breakdowns
- Caption tool alternatives hub — find the right fit
More freebies
Keep exploring
Ready for the upgrade?
Caption. Schedule.
Grow. Repeat.
Trndinn is what you upgrade to when captioning Reels stops being enough. Brand voice, AI writing, cross-platform scheduling — from $0.86/mo.