Side by side
Filestage vs Flatproof
Both stand on design proofing software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APIWeb
Filestage combines file feedback, version comparison, and approvals, with review checks and an audit trail. The Free plan is limited to a single active project and five monthly uploads; paid plans begin at €199 a month.
Visit Filestage Free plan Web
Flatproof brings proof sharing, comments, version management, and approvals into a web workflow for teams and clients. Its beta status and the free plan’s storage and upload limits are worth considering.
Visit FlatproofThe facts
| Filestage | Flatproof | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Web | Web |
| Lowest paid plan | Starter: €199 a month | Solo: $5 a month |
| Plans published | 4 | 3 |
| Maker | Not published | Not published |
| Website | filestage.io | flatproof.app |
| On design proofing software | #4 of 29 | #8 of 29 |
Filestage: what it does well
- Supports many file types, including interactive HTML.
- Reviewers can compare versions and request changes.
- Audit trail can record human and AI involvement.
- Integrates with project, design, and storage tools.
What to know first
- Free plan permits one active project.
- Free plan limits new uploads to five monthly.
- Paid plans start at €199 a month.
Flatproof: what it does well
- Supports images, documents, video, audio, and live websites
- Reviewers can approve without paid seats
- AI suggestions remain private drafts until selected
- Versions and approvals are managed in one workflow
- Free plan includes unlimited creators and reviewers
What to know first
- Beta bugs and interruptions may occur
- Free plan has 200MB storage and 25MB uploads
- Available on web
Alternatives to Filestage Alternatives to Flatproof The whole list