Proto.io is a paid product with a free trial, 15 days long. The free plan includes 1 user account access, 1 active project limit, and 5 prototype screens limit. No credit card is required to sign up.
About
Proto.io is a web-based prototyping tool for creating interactive UI mockups and clickable product demos without code. It includes drag-and-drop editing, screen transitions, timeline-based state animations, and support for web and mobile preview through browser and native apps.
The free offering is a 15-day trial that can be converted to a limited free account after expiration. The free plan shown on the pricing page includes 1 user, 1 active project, 5 prototype screens, 10 MB storage, export to HTML/PNG/PDF, import from design tools, branding, single-click sharing, and no additional reviewers.
- Web-based drag-and-drop prototyping
- 15-day full-featured trial
- 1 user and 1 active project
- 5 prototype screens
- 10 MB storage limit
- Export to HTML, PNG, and PDF
- Import from design tools
- Single-click sharing
Free Tier Value
This free tier is a capped 15-day trial with no credit card required, so it has real value but only for a short evaluation window. The cheapest paid plan is $29/month, and the trial gives roughly half a month of access, so its practical value is about $14/month.
What's included in the free tier
- 1 user account access
- 1 active project limit
- 5 prototype screens limit
- Preview in Proto.io App
- 10 MB storage limit
- Export to HTML
- Export to PNG and PDF
- Import from design tools
- Branding included
- Single-click sharing
- No additional reviewers
See Proto.io pricing for current limits.
Paid plans
Freelancer
- users
- 1
- active projects
- 5
- reviewers
- unlimited
- 1 user
- 5 active projects
- Unlimited reviewers
Startup
- users
- 2
- active projects
- 10
- reviewers
- unlimited
- 2 users
- 10 active projects
- Unlimited reviewers
Agency
- users
- 5
- active projects
- 15
- reviewers
- unlimited
- 5 users
- 15 active projects
- Unlimited reviewers
Corporate
- users
- 10
- active projects
- 30
- reviewers
- unlimited
- 10 users
- 30 active projects
- Unlimited reviewers
Pricing extracted from Proto.io's pricing page. Always verify current pricing before committing.
Common questions
Is Proto.io free forever?
No. Proto.io offers a time-limited trial, about 15 days long, after which you subscribe to a paid plan or lose access.
Does Proto.io require a credit card?
No. You can start on Proto.io's free tier without entering card details.
What happens when you exceed Proto.io's free tier?
When the trial ends you keep access only by moving to a paid plan. The cheapest is Freelancer at $29 / month.
What is Proto.io's free tier worth?
We estimate Proto.io's free tier is worth about a 15-day free trial. That maps to an FTV score of 42/100. See freetier.co/ftv for how we calculate it.
