Comparison

Power Interval Timer vs Interval Workout Timer

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Power Interval Timer

Features
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Power Interval Timer - Professional Workout Timer for Tabata, HIIT & Custom Intervals Transform your workouts with Power Interval Timer, a minimal, fast, and powerful interval training app designed for athletes. PERFECT FOR: β€’ Tabata workouts (20s work, 10s rest) β€’ HIIT (High-Intensity Interval Training) β€’ Custom interval workouts β€’ Circuit training β€’ Cardio sessions β€’ Strength training intervals β€’ Home and gym workouts KEY FEATURES: MULTIPLE DISPLAY MODES 10 unique display styles (3 free, 7 premium): β€’ Circular, Digital, Linear (Free) β€’ Minimal, Analog, Dual, Chronograph, Segmented Circular, Minimalist, Nested Circular (Premium) FULLY CUSTOMIZABLE β€’ Custom colors, font sizes (24-120pt), timer sizes β€’ Custom stroke widths, letter spacing β€’ Personal timer images from gallery AUDIO & HAPTICS β€’ Multiple alert sounds (beep, bubble, high_beep, pop, tabata, whistle) β€’ Countdown beeps (3-2-1), transition sounds, vibration β€’ Custom sound selection, test before using TV & CASTING SUPPORT β€’ Native Apple TV (tvOS) app β€’ AirPlay casting support β€’ Optimized TV layouts for large displays β€’ Perfect for group workouts and gyms FLEXIBLE TIMER CONFIGURATION β€’ Custom work duration (1-3600s) β€’ Custom rest duration (1-3600s) β€’ Rounds (1-1000) β€’ Prepare phase with countdown β€’ Cooldown period β€’ Skip intervals during workout β€’ Pause and resume anytime β€’ Reset timer to start over β€’ Work in background (timer continues when app is in background) SAVED TIMERS β€’ Create and save custom timers (Premium: unlimited, Free: up to 2) β€’ Save your favorite configurations β€’ Drag-to-reorder timer list β€’ Swipe-to-edit or delete β€’ Quick access to saved workouts β€’ Reset anytime BEAUTIFUL UI β€’ Dark mode support β€’ Light mode support β€’ System theme auto-detection β€’ Smooth animations β€’ Responsive layouts for all devices β€’ Optimized for phones, tablets, and TVs LOCALIZATION β€’ 12 languages: English, Hebrew, Spanish, French, German, Italian, Portuguese, Russian, Japanese, Chinese, Arabic, Korean β€’ 17 regional variants, RTL support RESPONSIVE LAYOUTS Optimized for phones, tablets, TVs, and casting PERFORMANCE β€’ Works completely offline β€’ No internet connection required β€’ Fast and lightweight β€’ Minimal battery usage β€’ Instant timer start PERFECT FOR: Home workouts, gym training, outdoor workouts, group fitness, personal trainers, athletes PRIVACY β€’ No data collection β€’ No tracking β€’ Works offline β€’ Your workouts stay private Power Interval Timer is the perfect companion for interval training. Whether you're doing Tabata, HIIT, or custom workouts, this app provides everything you need in a clean, distraction-free interface. --- SUPPORT & FEEDBACK Have questions or suggestions? Contact us at zuki.apps.dev@gmail.com Visit our website: https://zukiapps.com/power-interval-timer Terms of Use: https://zukiapps.com/power-interval-timer/terms Privacy Policy: https://zukiapps.com/power-interval-timer/privacy

About

Interval Workout Timer

Features
Read full description

Stop fighting your timer. Start building your workout. Block Timer is a premium, modular interval system for those who have outgrown generic fitness apps. Whether you’re an athlete, coach, gym-goer, or home-workout warrior, Block Timer gives you the power to build any routine exactly how you want it. The "Building Block" Advantage Most timers are rigidβ€”ours is flexible. Every exercise and rest period is a "Block" that you can color-code, name, and rearrange with a single swipe. No more "Set/Rest" constraints. Build complex circuits in seconds. Core Features: β€’ Quick Timer: Set and go for simple sessions. β€’ Drag & Drop Builder: The most intuitive routine editor on the App Store. β€’ Smart Voice & Haptics: Audio cues read your exercise names aloud so you can stay focused. β€’ Instant Flexibility: Tap the +15s button mid-workout to extend any block without pausing. β€’ 100% Offline & Private: Your data stays on your device. β€’ Seamless Audio: Play music or podcasts without volume ducking or interruptions. β€’ Pro Stats: Track your total volume, activity days, and workout history. Why Athletes Choose Block Timer: "Finally, a timer that respects my routine. I can build specific mobility flows and high-intensity circuits without fighting a cluttered UI." Subscription Terms: Payment will be charged to your Apple ID account at the confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Privacy Policy: https://persistent-carnation-002.notion.site/Terms-of-Service-32df21bea4988071be83d45234ba8b78?pvs=74 Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Power Interval Timer4 screens
Interval Workout Timer4 screens

Verdict

The call

The clearest difference is ads: Interval Workout Timer at none against Power Interval Timer's shown. Interval Workout Timer also leads on update cadence (every 3 days vs weekly) and iOS requirement (15.1 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Power Interval Timer sells 1 one-off in-app purchase and Interval Workout Timer sells 3 in-app purchases, starting at $2.49 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Power Interval Timer ships an update weekly, Interval Workout Timer every 3 days. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

Scorecard3 real differences Β· 3 level
Power Interval Timer versus Interval Workout Timer: the parameters behind the verdict, then further details
ParameterPower Interval TimerInterval Workout Timer
PriceFreeFree
Update frequencyWeeklyEvery 3 days β€” better
AdsYesNo β€” better
In-app purchasesYesYes
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS17.015.1 β€” better
Further details β€” not scored
Size37 MB50 MB
Age rating4+4+
DeveloperLior ZukmanYU HUA CHEOK

In-app purchases

1 purchases

Power Interval Timer

One-time1
  • Premium Upgrade$2.99
3 purchases

Interval Workout Timer

Subscriptions2
  • Block Timer Pro$2.491 Month
  • Block Timer Pro7 Days trial$11.991 Year
One-time1
  • Lifetime Premium$31.99

Questions

Is Power Interval Timer free?
Power Interval Timer is free to download, with in-app purchases available.
Is Interval Workout Timer free?
Interval Workout Timer is free to download, with in-app purchases available.
Do Power Interval Timer or Interval Workout Timer have ads?
Power Interval Timer shows ads; Interval Workout Timer does not.
Which is updated more often, Power Interval Timer or Interval Workout Timer?
Power Interval Timer ships an update weekly, and Interval Workout Timer every 3 days. Most recently, Power Interval Timer was updated on September 10, 2026 and Interval Workout Timer on September 20, 2026.

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