HeyGen vs Runway Act-Two
7 facts side by side from each company’s published specs and prices, plus our same-brief bench where both have run it. By GoCrazyAI Lab, method here.
HeyGen
by HeyGen · Video Translate, AI Lip Sync
Runway Act-Two
by Runway · Act-Two
The short answer
HeyGen wins 3 of the 4 rounds a number or a yes/no can decide, Runway Act-Two takes 1. In the Best lip-sync AI tools guide HeyGen is #3 (Best for translating your videos) and Runway Act-Two is #5 (Best for acting out a character).
HeyGen wins
3 / 4
HeyGen translates your own video into 175+ languages and re-syncs the lips in one step, including several faces at once. It is the most complete option for business and creator channels.
Runway Act-Two wins
1 / 4
Act-Two maps your own filmed performance onto a character, lips, face and body, so the delivery is exactly yours. Clips are short, capped at 30 seconds.
Round by round
Bold marks the winner of a row; rows without a number or yes/no have no winner. As published, checked September 25, 2026.
| Spec | HeyGen | Runway Act-Two |
|---|---|---|
| Cheapest paid plan | $29/mo (Creator, 600 credits) | $15/mo (Standard, 625 credits) |
| Works from | Video, photo or avatar, with audio or script | Your performance video + a character image or video |
| Longest job | 1800 min | 30 min |
| Languages | 175+ | Any: follows your performance |
| Top resolution | 1080p (4K on Pro) | 720p |
| API | Yes | Not published |
| No-cost plan | Yes: 3 videos a month, 1 minute, watermarked | Trial credits, but Act-Two needs Standard or higher |
By the numbers
- HeyGen30 min
- Runway Act-Two30 sec
- HeyGen$29
- Runway Act-Two$15
See them work
HeyGen: what we like
- The widest language coverage here, with translation, voice and lip sync in one step.
- Syncs several faces in one video.
Watch out for
- Credit costs vary by model and are hard to predict.
- A digital twin of a person requires that person’s own recorded consent video.
Runway Act-Two: what we like
- Transfers your whole facial performance, not only the lips.
- Works on stylised, animated and non-human characters.
Watch out for
- Clips are capped at 30 seconds at 720p.
- Not available on the no-cost plan.
Make it on GoCrazyAI
Make the whole thing on GoCrazyAI
Make the photo talk or sing in the Lip Sync Studio, and prepare the voice, song and footage around it, all on the same credits from $9.99 a week.
Frequently asked questions
Which is cheaper to start, HeyGen or Runway Act-Two?
HeyGen starts at $29/mo (Creator, 600 credits); Runway Act-Two at $15/mo (Standard, 625 credits). No-cost tier: HeyGen yes: 3 videos a month, 1 minute, watermarked, Runway Act-Two trial credits, but act-two needs standard or higher. Prices as published on each company's pricing page, checked September 25, 2026.
Longest single job on the cheapest paid plan: HeyGen or Runway Act-Two?
HeyGen: 30 min. Runway Act-Two: 30 sec.
Can I use either on GoCrazyAI?
HeyGen is a separate product; the GoCrazyAI tools below do the same job on one subscription. Runway Act-Two is a separate product; the GoCrazyAI tools below do the same job on one subscription.
Sources
- HeyGen: HeyGen pricing
- HeyGen: HeyGen AI lip sync
- HeyGen: HeyGen moderation policy
- Runway Act-Two: Runway Act-Two help
- Runway Act-Two: Runway pricing
- Runway Act-Two: Runway on lip sync and consent
GoCrazyAI publishes this comparison. Product names are trademarks of their owners; neither company sponsored, reviewed or endorsed this page. Facts are summarised from the sources above and may have changed since the dates shown.
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