Nitro Swim vs BurnClock

Others “do” lessons…We TEACH Swimming! Using the Nitro Swim School App, you’ll be able to view class schedules and availability, check up on your swimmer’s progress,  even register for classes. Don’t miss a thing – subscribe for push notifications and stay in the loop.   The best learn to swim program in the Austin area continues to get better. Our mission is simple: Visible Improvement. Delivered with Passion and Joy. Every Day. Come experience the Nitro Difference today!

Set up warmup, work, rest, and cooldown phases in seconds. BurnClock counts down with bold visuals, audible cues, and clear voice announcements so you can focus on the movement instead of your screen. KEY FEATURES • Custom interval workouts — warmup, work, rest, cooldown, with sets and breaks • Static "rep-based" sets you complete at your own pace, with optional repeats and rest between • Voice announcements for every phase, including a "Get Ready" cue 10 seconds before each transition • Big, glanceable display optimized for active use • Share workouts instantly via QR code — no account, no signup • Scan QR codes from a screen or a photo in your library • Dark interface designed for low-light spaces • Haptic feedback on transitions • Local notifications with sound so cues keep firing when your screen is locked DESIGNED FOR • HIIT and Tabata intervals • Circuit training and round-based workouts • Running intervals and sprint sessions • Yoga, mobility, and stretching routines • Strength training rest timers PRIVACY-FIRST BurnClock works fully offline. No login required. We use anonymous diagnostics to make the app better — never linked to your identity, never sold, never used to track you across other apps. Have feedback or a feature request? Email burnclock@friendslog.net or visit friendslog.net/burnclock.