Surge: Interval Timer & HIIT

By Matthew Avery on AppTrack Ninja.

Gym, Boxing & Circuit Workout

Surge is a beautifully designed interval timer for HIIT, Tabata, boxing rounds, EMOM and any circuit-style workout — at home, in the gym or ringside. Pay once and it's yours forever. No subscriptions, no in-app purchases, no ads — every feature included. Set your work and rest, pick your rounds and press play — Surge calls every phase with beeps and haptics, so you train bell to bell without watching the clock. ROUNDS READY TO GO • Tabata — 20s work / 10s rest × 8 rounds • HIIT — 40s work / 20s rest × 10 rounds • Boxing — 3:00 rounds with 1:00 rest × 6 • EMOM — 60-second intervals × 10 • Stre…

Categories: Health & Fitness, Sports

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