Flash Interval Timer Workout

Colin Differ · Health & Fitness

4.9 7 ratings Free

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Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Aug 26, 2026
Rating ★ 0 → 4.86
Aug 26, 2026
New version 1.0 → 1.1

Screenshots

About

Flash Interval Timer Workout is a fast, focused interval timer for HIIT, Tabata, circuits, running, strength work, and custom training sessions. Build sessions in seconds, save them to your library, and stay locked in with a large circular countdown that makes it obvious what phase you are in, how long is left, and what comes next. Features: Big full-screen interval timer Custom work, rest, prepare, and cooldown phases Save workouts to your library Favourite workouts for quick access Presets for fast setup Advanced custom sets and variations Skip the last rest option Audio and voice countdown cues Multiple sound themes Per-phase colour customisation Workout history Light, dark, and system appearance options Flash Interval Timer Workout is designed to reduce friction before and during training, so you can start quickly and keep moving.

Details

DeveloperColin Differ
ReleasedAug 2026
UpdatedAug 2026
Version1.1
Size45.4 MB
RequiresiOS 15.1 or later
Age rating4+
LanguagesEnglish
PriceFree
Categories Health & FitnessUtilities
Bundle IDcom.differapps.intervaltimer