← Compare · AI captions tool

SoCaptionsvsAutoCap

AutoCap is one of the original mobile-first AI caption apps. It runs on iOS, transcribes locally / via cloud, and exports a captioned video back to your camera roll. It's popular because it's fast on a phone.

Side by side

Feature
AutoCap
SoCaptions
Primary purpose
Caption a video on your phone in one minute
Caption a video in the browser in one minute
Where it runs
iOS app (mobile only)
Browser — desktop or mobile web
Source video
From your phone's camera roll
Anywhere — drop a file from desktop or upload from phone
Caption styling
Mobile preset library, mobile-friendly tweaks
Curated viral styles, larger preview canvas
Price
Freemium with subscription unlock
5 free minutes, then a low monthly cap
Best for
Phone-only creators capturing and posting in one device
Creators who edit on desktop or want a bigger workspace
AutoCap strengths
  • Phone-native — no desktop step required
  • Fast for spontaneous one-clip workflows
  • Lots of mobile-friendly templates
AutoCap trade-offs
  • iOS only — no Android or desktop
  • Small editor surface limits how much you can tweak
  • Subscription pricing for unlocking the good styles
SoCaptions strengths
  • Browser-based — works on every device, including iPad and desktop
  • Bigger canvas to preview captions over the full video
  • Whisper-based transcription with strong multilingual coverage
Try SoCaptions free
Choose AutoCap if…

You shoot, edit, and post entirely on iPhone, and you want zero desktop friction.

Choose SoCaptions if…

You edit on desktop or want the larger canvas. Or you're not on iOS.

The verdict

AutoCap is convenient if you live in your phone. SoCaptions is the better fit for anyone editing on desktop, on Android, or who wants more caption-styling control.

Frequently asked

Is AutoCap free?+

Free tier with watermarks or limits, paid subscription to unlock the rest. Pricing changes — check the App Store.

Can SoCaptions run on iPhone?+

Yes — it's a web app, opens in mobile Safari. You'll have a smaller canvas than desktop, but the workflow is the same.

Which has better captions accuracy?+

Both use modern AI ASR. AutoCap's quality varies by network/model variant; SoCaptions uses Whisper consistently. For accents and non-English audio, Whisper tends to lead.

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