X-3-5 Ideas
MATHIAS WELZEL Productivity iPhoneiPadiPod touch
X-3-5 Ideas is a free Productivity app for iPhone and iPad by MATHIAS WELZEL. Requires iOS 15.0. Updated January 13, 2026.
- Price
- Free
- on the App Store
- Size
- 56 MB
- Age 4+
- Updated
- Jan 13
- 2026 · v1.0.1
Screenshots
About X-3-5 Ideas
Description... X-3-5 brings the 6-3-5 brainstorming method into a fast, digital, collaborative experience. Six people generate three ideas per round across six rounds – producing over 100 ideas in just 30 minutes. Simple, structured, and perfect for teams, workshops, and innovation processes. Why X-3-5 stands out... Fast & intuitive • Create a complete project in under 30 seconds • Choose title, duration, rounds, and participants • Automatic flow without facilitation required Structured & fair • Idea sheets rotate digitally after every round • Every participant contributes equally • All ideas receive equal visibility Collaborative & modern • Invite participants live • Join public projects instantly • Rate and rank ideas together Key Features... • Create Projects: Set title, duration, number of rounds, and participants. Your workshop is ready instantly. • Dashboard: Track all your projects, schedule start times, and publish automatically. • Join Public Projects: Discover active brainstorming sessions and collaborate with others in real time. • Manage Participants: Invite guests, start ready-checks, or remove inactive participants with a single tap. • Enter Ideas: Each round generates three new ideas – organized and seamlessly structured. • Rate Ideas: Assign points or use swipe voting (Tinder-style). Every opinion matters. • View Rankings: Instantly see high-ranking ideas with transparent scoring and export options. Perfect for... • Innovation teams • Creative agencies • Schools & universities • Product development • Startups • HR & culture teams Privacy... All user data, projects, ideas, and ratings are stored securely using Google Firebase.
What’s new
Version 1.0.1 · Updated January 13, 2026
Improvements
App privacy
The developer, MATHIAS WELZEL, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| X-3-5 Ideas | – | Free | January 13, 2026 | |
| Ideas App: AI Idea Generator | 5.0 / 5 (1) | Free | Sep 3, 2026 | Compare |
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