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July 2026
Free tier available
Image generation
What we checked ourselves
Not copied from the project's own blurb. These are things we opened and verified, with the date.
- 10 Sept 2026We opened the hosted demo and confirmed it was running.
- 20 Aug 2026We read the official terms of service to check commercial use: allowed with conditions.
Where this sits among the 211 tools we list in Image generation
- Works without using a terminal181 of 211
- No API key required196 of 211
- Runs on a phone alone129 of 211
- Sends your input to the provider33 that do not →
Only 125 of the 211 meet all of the conditions above.
Counted from our own checks: every tool we list is examined against the same criteria.
What it does
Real-time image generation that follows your sketch, plus upscaling and video tools.
Summary based on the project's own description. The Japanese page has a fuller beginner guide: setup difficulty, what to prepare, and a step-by-step start.
Screenshots & visuals

Before you start
- Setup difficultyEasy to start
- Command lineNot required
- API keyNot required
- Sends data onlineYes
Judged automatically from the project's own metadata. Always confirm on the official page.
Krea FAQ
- Do I need to install anything or write code to use Krea?
- No install needed — it runs in the browser.
- Does Krea work on a phone?
- Yes, it works on a phone.
- Can I use Krea commercially?
- Only under conditions. The page shows 商用サービス, but the actual terms — the AI model this page runs, or the provider's own terms — attach restrictions. Check the provider's terms before using it at work.
How it compares
The conditions that decide whether you can actually use it, side by side.
| Tool | Command line | API key | Sends data out | Phone | Commercial use |
|---|---|---|---|---|---|
| Krea (this page) | Not needed | Not needed | Yes | Yes | With conditions |
| Realtime-FLUX | Not needed | Not needed | Yes | Yes | Yes |
| ComfyUI | Not needed | Not needed | No | No | Yes |
| Upscayl | Not needed | Not needed | No | No | Yes |
"Sends data out" means your input is uploaded to someone's server. Pick "No" when the material cannot leave your organisation.