iOS App
Round Timer
Focus rounds, no friction.
A clean interval timer to run workout rounds, classes, and circuits with precision and calm.
App Studio
Studio JB
We craft focused iOS apps with thoughtful design, clear utility, and premium performance for everyday routines.
Featured
Apps built for clarity
A growing portfolio of lightweight products designed around real daily use.
iOS App
Self Confidence
Daily confidence rituals.
A gentle companion designed to help users reinforce self-belief through short, consistent exercises.
iOS App
Tabata Timer
HIIT sessions, perfectly paced.
A streamlined Tabata timer made for intense workouts with clear audio and visual structure.
What we build
Small products with sharp focus
Studio JB specializes in mobile utilities that prioritize usability over complexity.
Fitness Timers
Reliable timing tools for workouts, classes, and interval routines.
Mindset Apps
Simple digital routines that support confidence and consistency.
Daily Productivity
Minimal tools to capture ideas and stay focused with less friction.