Auto Subtitle Generator vs Kapwing for captioning a video
Both generate, correct, style and burn in captions. Kapwing wraps that in a collaborative browser studio; Auto Subtitle Generator does the captioning job and little else. Here is how they compare on captioning.
The short answer
Choose Auto Subtitle Generator when
- Your video is already edited and only needs captions.
- You want a free export without a watermark, or SRT and VTT files without a paid plan.
- Your free videos run longer than 4 minutes, up to the 10-minute Free limit.
Choose Kapwing when
- Several people need to edit the same project.
- You need subtitles translated or speakers labelled.
- The video still needs trimming, resizing or other editing before captions.
- You want to cut footage by editing the transcript.
Side by side
| Question | Auto Subtitle Generator | Kapwing |
|---|---|---|
| Free export | No watermark on any plan; 1080p, up to 10 min / 500 MB | Watermarked, 720p, 4-min videos, 30 export min/month |
| Free allowance | 3 video projects / month | Up to 10 minutes on Free |
| Subtitle files | SRT, VTT, TXT on every plan | SRT/VTT on Pro and above |
| Caption styles | 15 presets, word-level timing, platform overlays | Fonts, colours, backgrounds, outlines, animations, per-word styling |
| Translation | Not offered | 155 language variants; automated translation |
| Speaker labels | Not offered | Speaker labels documented |
| Collaboration | No shared workspace | Shared workspace on Pro |
| Paid price | $7/month or $60/year | Pro $16 billed yearly or $24 monthly; Business $50 or $64 |
| What else it does | Captions only | Browser video editor and studio |
On a free plan
Auto Subtitle Generator
- No plan adds an Auto Subtitle Generator watermark to exported video, including Free.
- Free includes 3 distinct video projects per calendar month; revising and downloading the same project again that month uses the same slot.
- Free exports up to 1080p from videos up to 10 minutes and 500 MB.
- Every caption style can be previewed; 2 of them, Podcast Lower Third and Documentary, can be exported on Free. Premium styles need Starter to export. Accounts created before 4 October 2026 keep Clean Minimal and Documentary instead.
Kapwing
- Kapwing's Free plan lists unlimited exports with a watermark, videos up to 4 minutes, 720p, a 30-minute monthly export limit, 2 GB uploads and 3 days of storage.
- Kapwing's Free plan includes auto-subtitling for up to 10 minutes, paid for with credits.
- Kapwing's plan comparison marks SRT/VTT and transcript downloads as unavailable on Free and included on Pro, Business and Enterprise.
Uploading, generating, editing and styling work without an account; Google or email sign-in is required to download anything.
Paying for more
Auto Subtitle Generator
- Starter costs $7 billed monthly or $60 billed yearly, with 200 MP4 exports a month, 4K output and videos up to 120 minutes and 5 GB.
- Guest projects are removed after a day, Free projects after 7 days and Starter projects after 90 days.
Kapwing
- Kapwing lists Pro at $16 per member per month billed annually or $24 billed monthly, and Business at $50 billed annually or $64 billed monthly; Enterprise is custom.
- Kapwing's Pro plan removes the watermark and lists 4K export, 6 GB uploads, 120-minute video export length and up to 1,000 auto-subtitling minutes a month.
Styling and delivering captions
Captions carry word-level timing, so the 15 preset styles can highlight or reveal the word being spoken, and placement can be checked against TikTok, Instagram Reels and YouTube Shorts interface overlays. SRT, VTT and TXT files can be downloaded on every plan after signing in, and do not use a video project slot.
Kapwing's subtitle help lists font, size, colour, background, outline, drop shadow, capitalisation, animations and transitions, with bold, italic, underline and colour on individual words. Kapwing's help describes burning styled subtitles into the video or downloading them as SRT, VTT or a TXT transcript, and says Free workspaces have restrictions on subtitle generation.
Translation, speakers, teams and trimming
Kapwing
- Kapwing's help lists 155 language variants for subtitles and automated subtitle translation, with translation minutes allocated per plan on its pricing page.
- Kapwing documents a speaker label feature for subtitles, which assigns and renames labels for different speakers after transcription.
- Kapwing's Pro plan card lists a collaborative shared workspace, a Brand Kit and custom fonts.
- Kapwing's Trim with Transcript removes a section of video when you highlight it in the transcript and delete it.
Auto Subtitle Generator
- The product does not translate captions, label or detect speakers, find clips in a longer video, or post to social platforms.
- The uploader accepts MP4, MOV, WebM and MKV video files from the device, up to 120 minutes on any plan. There is no audio-only upload and no import from a URL.
Frequently asked questions
Does Kapwing add a watermark on its free plan?+
Kapwing's Free plan lists unlimited exports with a watermark, videos up to 4 minutes, 720p, a 30-minute monthly export limit, 2 GB uploads and 3 days of storage.
Which one gives SRT files for free?+
SRT, VTT and TXT files can be downloaded on every plan after signing in, and do not use a video project slot. Kapwing's plan comparison marks SRT/VTT and transcript downloads as unavailable on Free and included on Pro, Business and Enterprise.
Which one can translate subtitles?+
Kapwing. Kapwing's help lists 155 language variants for subtitles and automated subtitle translation, with translation minutes allocated per plan on its pricing page. Auto Subtitle Generator does not translate.
Which one is better for a team?+
Kapwing's Pro plan card lists a collaborative shared workspace, a Brand Kit and custom fonts. Auto Subtitle Generator has no shared workspace.
Which one handles more languages?+
Kapwing, on the evidence of its own help pages. Kapwing's help lists 155 language variants for subtitles and automated subtitle translation, with translation minutes allocated per plan on its pricing page. Whichever you use, read automatic captions before you publish: names, jargon and crosstalk trip every model.
Try it on your own clip
Automatic captions are easiest to judge on real footage. Upload a video to generate and preview captions without an account; signing in is only needed to download.
Upload a video to caption