AI avatar video platform for business training and communications with 230+ avatars and 140+ languages.
Captions vs Runway
Features, pricing, strengths and trade-offs — and which one fits your situation.
The verdict
Summary
Captions is best for mobile-first talking-head videos with AI captions, edits and AI twins, while Runway is best for professional generative video, video-to-video editing and VFX workflows. Only Captions offers long-to-short clipping. Captions has a low learning curve, compared with high for Runway. Both Captions and Runway offer a free plan, so you can try each before paying.
Which should you choose?
Choose Captions if…
- You need mobile-first talking-head videos with AI captions, edits and AI twins
- Long-to-short clipping matters to you
- You're one of: solo creators filming on phones, coaches and personal brands, ugc-style ad makers
- You want something quicker to learn
Choose Runway if…
- You need professional generative video, video-to-video editing and VFX workflows
- You're one of: filmmakers and vfx artists, creative agencies, ad and music video producers
- Wide toolset for editing and transforming existing footage
At a glance
| Captions | Runway | |
|---|---|---|
| Best for | Mobile-first talking-head videos with AI captions, edits and AI twins | Professional generative video, video-to-video editing and VFX workflows |
| Free plan | Yes | Yes |
| Starting price | From $9.99 | From $15/mo |
| Learning curve | Low | High |
| Platforms | Web, Windows, macOS, iOS, Android | Web, iOS, Android, API |
| Ideal for | Solo creators filming on phones, Coaches and personal brands, UGC-style ad makers | Filmmakers and VFX artists, Creative agencies, Ad and music video producers, Motion designers |
Feature comparison
| Captions | Runway | |
|---|---|---|
| AI avatars / presenters | Yes | Limited |
| Generative text-to-video | Limited | Yes |
| Long-to-short clipping | Yes | No |
| Auto captions | Yes | — |
| Edit video by editing text | — | No |
| AI voiceover | Yes | Yes |
| Translation / dubbing | Yes | — |
| Max export resolution | — | 4K (upscaled) |
| Stock media library | — | No |
IncludedLimited / higher plansNot available— Not confirmed
Security & enterprise
| Captions | Runway | |
|---|---|---|
| Business / enterprise plan | Yes | Yes |
| SSO (SAML / OIDC) | — | Enterprise plan (OIDC) |
| SCIM user provisioning | — | No |
| SOC 2 | — | Type II |
| ISO 27001 | — | Yes |
| HIPAA (BAA available) | — | — |
| GDPR DPA | — | — |
| Data residency options | — | — |
| No training on your data | Enterprise plan | — |
| Audit logs | — | — |
| Admin controls | — | Yes |
| Deployment | Cloud | Cloud |
From each vendor's security documentation. "—" = not confirmed. What to ask vendors · Compare all tools
What each tool does
Captions
Captions is an AI video app from Mirage (the company renamed itself in 2025) for creating and editing talking-head and short-form videos. It auto-captions, trims and styles footage, and can generate videos with AI avatars or a digital twin of the user. It runs on iOS, Android, web and desktop.
Key features- Animated auto captions with 100+ templates
- AI Edit that assembles cuts, captions and motion automatically
- AI twins and AI actors for generated presenters
- AI Translate and lipdub across 100+ languages
- Long video to short clips
- Built-in teleprompter and script writer
Runway
Runway is a generative media platform whose Gen-4.5 model creates video from text and images, while Aleph edits existing footage and Act-Two drives character performances from a reference video. It also includes image generation, text-to-speech, voice cloning, lip sync, 4K upscaling and access to some third-party models. Filmmakers, agencies and studios use it for concept work, VFX and ad production.
Key features- Gen-4.5 text-to-video and image-to-video
- Aleph video-to-video editing of real footage
- Act-Two performance capture for characters
- Lip sync, text-to-speech and voice cloning
- 4K upscaling; HDR and ProRes on the Max plan
- Developer API and iOS/Android apps
Pricing
Captions
Free plan (limited); Pro ~$9.99-15/mo
Runway
Free plan (one-time 125 credits); Standard $15/mo ($12/mo annual)
Prices last checked September 2026. Plans change often — confirm on each vendor's site.
Pros and cons
Captions
Strengths- Very fast phone-based workflow for creators
- Caption styles are a core strength
- Combines editing, avatars and dubbing in one app
- Translation and dubbing available inline while editing
- Free plan exports carry a watermark
- Most AI features require a paid plan
- Limited manual timeline control compared with full editors
- Credit-based limits on generative features
Not ideal for: Editors who need multitrack timeline control or long-form production should use a desktop editor such as Descript or a traditional NLE.
Runway
Strengths- Wide toolset for editing and transforming existing footage
- No watermark and commercial use on paid plans
- Available on web, mobile and via API
- Studio-oriented outputs such as ProRes on top tier
- Credits are consumed quickly by video models
- Free plan offers only a small one-time credit allowance
- Video models do not generate native audio in the same pass
- No auto-captioning or long-to-short tools
Not ideal for: Creators who mainly need captions, talking-head edits or avatar presenters will find Descript, CapCut or HeyGen more practical.
Integrations
Captions
Runway
FAQ
What is the main difference between Captions and Runway?
Captions is built for mobile-first talking-head videos with AI captions, edits and AI twins; Runway is built for professional generative video, video-to-video editing and VFX workflows. Key differences: Captions offers long-to-short clipping.
Is Captions or Runway cheaper?
Captions starts from $9.99 and Runway starts from $15/mo (as of September 2026). On entry price, Captions is cheaper — but compare what each plan includes, since limits differ. Always confirm current pricing on each vendor's site.
Do Captions and Runway have free plans?
Both Captions and Runway offer a free plan, so you can try each before paying.
Which is easier to use, Captions or Runway?
Captions is generally quicker to learn (Captions: low, Runway: high learning curve).
What are good alternatives to Captions and Runway?
Other video tools worth comparing include Synthesia, Descript and InVideo AI.
