Surge: Interval & Boxing Timer
iOS app by Nixes. Sports · Nixes
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.0
- Listing last refreshed
- 2026-09-09
View the original store listing
Store description excerpt
The interval timer that shows you what your heart did every round. Big, color-coded, readable from across the gym. Voice cues over your music with the screen locked. And after every workout: heart rate, calories, and recovery — round by round, straight from your watch. BUILT FOR EVERY FORMAT • Boxing rounds, Tabata, HIIT, EMOM, AMRAP — one tap to load • Block editor: work, rest, warm up, cool down — any structure you want • Repeat groups: build circuits and repeat them ×2 to ×99 • Quick Start: work/rest × rounds in two taps MADE FOR THE GYM FLOOR • Massive countdown digits you can read from meters away • Green means work, blue means rest — full-screen color coding • Voice coach announces what's next; beeps count you down • Plays over your music and keeps running with the screen locked YOUR HEART, EVERY ROUND — WITH ANY WATCH • Workouts saved to Apple Health automatically • Heart rate & calories from your watch, right • Recovery: how fast your heart rate drops between rounds — the number coaches actually care about • Round-over-round drift shows you when your engine fades • Pro: the full per-round breakdown and chart WORKS WITH ANY SMARTWATCH • Wrist alerts at every interval — Apple Watch, Garmin, Samsung, Pixel & more • Your watch tracks the workout; Surge cues th
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