Quyen Dang

Indie maker building iOS apps

About

I’m an indie iOS developer building simple, polished apps focused on productivity, learning, and daily life. Currently building under the Fast brand.

Links

Appstore

Official Website

Github

Badges

Tastemaker

Veteran

Gone streaking

Maker History

StreetStride: Treadmill RoutesTreadmill routes that make indoor runs feel outdoors
Aug 2026
FastFocus: Deep Work TimerPomodoro timer that connects focus to mood & energy
Apr 2026

🎉

Joined Product HuntJune 23rd, 2020

Forums

•

8d ago

StreetStride: Treadmill Routes - Treadmill routes that make indoor runs feel outdoors

StreetStride turns boring treadmill sessions into engaging outdoor-style runs. Plan point-to-point routes, preview distance & difficulty, set your pace, and track live stats (distance, time, pace, progress). Limited free runs included. Premium unlocks unlimited runs + curated city, coast, park & mountain routes. Syncs with Apple Health. Perfect for walks, jogs, or staying consistent indoors.

•

4mo ago

FastFocus: Deep Work Timer - Pomodoro timer that connects focus to mood & energy

FastFocus is a deep work timer for freelancers, remote workers, and solo creators. Unlike generic Pomodoro apps, it connects your sessions to mood, energy, and AI-powered journal insights — all on-device. One-time purchase. No subscription. Ever.