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KOOX AI vs Runway

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors. KOOX AI starts at $9.99, Runway at $12. Both have a free tier. Only Runway ships a public API.

KOOX AITurns a still photo into a short video with matching audio, routing the job to Veo 3, Sora 2 or Runway.RunwayVideo, image and audio generation studio built around the Gen-4.5 model, with mobile apps and a developer API

Side by side

FactKOOX AIRunway
CategoryText-to-Video GeneratorsText-to-Video Generators
Pricing modelFreemiumFreemium
Starts at$9.99 month$12 month
Public APINoYes
PlatformsWebWeb, iOS, Android, API
CompanyKOOX AIRunway AI, Inc.
Launched—2018
Last verifiedSep 1, 2026Sep 6, 2026

What our research says

KOOX AI

KOOX AI's value is in the routing, not a proprietary model: it gives you a single interface to Veo 3, Sora 2, and Runway instead of juggling three separate accounts and pricing pages. That's genuinely convenient if you don't have a strong preference for one underlying model. The free trial is credit-based rather than a lasting free tier, and the base tier's 5-second clip cap and non-HD output will push serious use into a paid plan quickly.

Pros

  • Routes to multiple underlying video models (Veo 3, Sora 2, Runway) from one interface
  • Generates synchronized audio alongside the video, not silent clips only
  • Free trial credits available without a card upfront
  • Clear tiering by resolution and monthly credit count

Cons

  • Base tier caps clips at 5 seconds
  • 720p and 1080p resolution are both gated behind paid tiers
  • No company or country information published anywhere on the site

Runway

One of the few AI video vendors with a full pipeline — generation, editing, upscaling, API — rather than a single model demo, and its film-industry adoption is real. The catch is credit economics: high-resolution generations drain a month's allowance quickly, so the advertised entry price rarely reflects working costs.

Pros

  • Gen-4.5 delivers strong motion consistency and prompt adherence
  • Studio, mobile apps and API cover creation through delivery
  • Max tier exports ProRes and 16-bit HDR for professional finishing
  • Long operating history (since 2018) compared with newer video startups

Cons

  • Credit-metered pricing makes real monthly cost hard to predict
  • Premium models and formats sit behind the more expensive tiers
  • The free plan is effectively a one-time demo

Which one fits

Choose KOOX AI if you need

  • Product marketers animating still product shots for ads
  • Influencers wanting quick short-form video from existing photos
  • Animators prototyping motion ideas before committing to a full render elsewhere

Choose Runway if you need

  • Filmmakers and studios prototyping shots and VFX before committing budget
  • Marketing and social teams producing short generated clips at volume
  • Developers who want a video-generation API from an established vendor

More comparisons

All KOOX AI alternatives →All Runway alternatives →Browse all Text-to-Video Generators →