Young Coder’s Math App Seeks Mobile UX Feedback

Eleven-year-old coder Jesse Otobo has launched a math practice app and is calling on the community for help fine-tuning the mobile experience. Built with Google’s Gemini models via AI Studio and hosted on Vercel, Jesse Math Rock Star is already drawing mobile users—61% of visitors arrive on Android phones. The young developer wants kids to find the app intuitive, fun, and easy to use on small touchscreens.
A Kid-Coded App with Big Ideas
Jesse started coding at eight with Scratch and built the full production web app through self-directed exploration. The app helps users practice math while learning to navigate a playful interface. With most traffic coming from phones, Jesse is focusing on mobile usability as the next step.
How You Can Help
Try the app on your phone, complete a quick math round, and share your thoughts on the layout and UI. Jesse invites users to visit https://jesse-math-rockstar-app.vercel.app/ and leave feedback in the comments. The feedback will help shape updates that keep the experience smooth and engaging for young learners.
Source: DEV Community. AI-assisted editorial synthesis — TechnoExpress.

