Workout Timer Custom Intervals

Simon Jansen · Health & Fitness

4.5 145 ratings Free

Independent analytics for this App Store listing. AppTracker is not affiliated with Simon Jansen.

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.

Sep 8, 2026
New version 1.36 → 1.37

Minor improvements

Aug 30, 2026
Rating ★ 4.52 → 4.53
Aug 26, 2026
New version 1.34 → 1.36

Ratings breakdown · US

The star breakdown behind this app's rating in this storefront.

5★ 79% 114
4★ 8% 12
3★ 6% 8
2★ 3% 4
1★ 5% 7

In-app purchases · US

What this app sells inside itself, grouped by kind and priced for this storefront.

Subscriptions
Monthly subscription $2.99/ month
Premium Yearly $14.99/ year
One-time purchases
Premium $29.99

Screenshots

About

The simplest way to time any workout. Set your intervals, hit start, and go. Free forever - no trials, no expiry, no catch. Whether you're doing HIIT, Tabata, boxing rounds, running intervals, circuit training, or just need a reliable stopwatch, Interval Trainer gets out of your way and lets you focus on the work. FREE - FOREVER - Unlimited interval timers with custom rounds, work, and rest periods - Segment-based timing with Warm-up, Prep, Work, Rest, and Cool-down phases - Color and sound cues so you never miss a transition - Runs in the background while your music keeps playing - 6 themes and light/dark mode PREMIUM - Workout history - track progress and stay consistent - Custom workout builder - save and reuse your favourite sessions - Ad-free experience Download free and start your first session in under a minute. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.termsfeed.com/live/6125dabf-a638-49d7-b81e-118dfbb88572

What's new · 1.37

Minor improvements

Details

DeveloperSimon Jansen
ReleasedFeb 2023
UpdatedMay 2026
Version1.37
Size30.4 MB
RequiresiOS 16.1 or later
Age rating4+
LanguagesChinese, Dutch, English, French, German, Hindi, Italian, Japanese, Portuguese, Russian, Spanish
PriceFree
Categories Health & FitnessSports
Bundle IDSSJ.IntervalTrainer