Derin — Deep Work Timer

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About

Derin is a focus timer built for people who do real work — developers, writers, freelancers, and anyone who needs uninterrupted time to think. Pick a session, start focusing, and see your progress live — right on your Lock Screen and Dynamic Island. No need to unlock your phone or check a tab. Just glance and keep going. WHY DERIN? — Live Dynamic Island & Lock Screen countdown See your remaining time and progress ring without leaving what you're doing. No other focus timer makes this as seamless. — Fixed focus lengths Choose 25 or 50 minutes free, or unlock 90-minute sessions with Derin Pro. No decision fatigue, no custom timers to configure — just start. — Streaks that matter Complete one session a day to keep your streak alive. Simple to understand, satisfying to maintain. — Session history See today's session for free. Unlock unlimited history and weekly/monthly focus analytics with Derin Pro. — Calm, distraction-free design Dark by default, minimal, no gamification, no notifications begging you back. Derin gets out of your way. Start your first session today. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/Read more

Derin is a focus timer built for people who do real work — developers, writers, freelancers, and anyone who needs uninterrupted time to think. Pick a session, start focusing, and see your progress live — right on your Lock Screen and Dynamic Island. No need to unlock your phone or check a tab. Just glance and keep going. WHY DERIN? — Live Dynamic Island & Lock Screen countdown See your remaining time and progress ring without leaving what you're doing. No other focus timer makes this as seamless. — Fixed focus lengths Choose 25 or 50 minutes free, or unlock 90-minute sessions with Derin Pro. No decision fatigue, no custom timers to configure — just start. — Streaks that matter Complete one session a day to keep your streak alive. Simple to understand, satisfying to maintain. — Session history See today's session for free. Unlock unlimited history and weekly/monthly focus analytics with Derin Pro. — Calm, distraction-free design Dark by default, minimal, no gamification, no notifications begging you back. Derin gets out of your way. Start your first session today. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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