Power Interval Timer vs Plank Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Power Interval Timer
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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: • Tabata workouts (20s work, 10s rest) • HIIT (High-Intensity Interval Training) • Custom interval workouts • Circuit training • Cardio sessions • Strength training intervals • Home and gym workouts KEY FEATURES: MULTIPLE DISPLAY MODES 10 unique display styles (3 free, 7 premium): • Circular, Digital, Linear (Free) • Minimal, Analog, Dual, Chronograph, Segmented Circular, Minimalist, Nested Circular (Premium) FULLY CUSTOMIZABLE • Custom colors, font sizes (24-120pt), timer sizes • Custom stroke widths, letter spacing • Personal timer images from gallery AUDIO & HAPTICS • Multiple alert sounds (beep, bubble, high_beep, pop, tabata, whistle) • Countdown beeps (3-2-1), transition sounds, vibration • Custom sound selection, test before using TV & CASTING SUPPORT • Native Apple TV (tvOS) app • AirPlay casting support • Optimized TV layouts for large displays • Perfect for group workouts and gyms FLEXIBLE TIMER CONFIGURATION • Custom work duration (1-3600s) • Custom rest duration (1-3600s) • Rounds (1-1000) • Prepare phase with countdown • Cooldown period • Skip intervals during workout • Pause and resume anytime • Reset timer to start over • Work in background (timer continues when app is in background) SAVED TIMERS • Create and save custom timers (Premium: unlimited, Free: up to 2) • Save your favorite configurations • Drag-to-reorder timer list • Swipe-to-edit or delete • Quick access to saved workouts • Reset anytime BEAUTIFUL UI • Dark mode support • Light mode support • System theme auto-detection • Smooth animations • Responsive layouts for all devices • Optimized for phones, tablets, and TVs LOCALIZATION • 12 languages: English, Hebrew, Spanish, French, German, Italian, Portuguese, Russian, Japanese, Chinese, Arabic, Korean • 17 regional variants, RTL support RESPONSIVE LAYOUTS Optimized for phones, tablets, TVs, and casting PERFORMANCE • Works completely offline • No internet connection required • Fast and lightweight • Minimal battery usage • Instant timer start PERFECT FOR: Home workouts, gym training, outdoor workouts, group fitness, personal trainers, athletes PRIVACY • No data collection • No tracking • Works offline • 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
Plank Timer
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A plank timer that calls out every second for you. Set the hold, put the phone down, and let the voice, the 3-2-1 beeps and the haptic buzz tell you exactly when to brace, when you're halfway, and when you're done. Most people quit the plank early because they keep peeking at a stopwatch. This app takes the screen out of the equation: a full-screen countdown ring, spoken "Hold" and "Rest" cues, a halfway alert to keep your core tight, and a get-set countdown before every set. Then it logs the hold, grows your streak, and pushes the next target a little higher. WHAT YOU GET - Hold longer without watching the clock: voice cues, countdown beeps and haptics carry you through every second - Never wonder what comes next: multi-set core routines that chain forearm, high, side and reverse planks with timed rest between holds - A month-long plan that actually ramps: the 30-Day Plank Challenge takes you from a 20-second hold to a 5-minute hold, rest days included - Proof you are getting stronger: streak, longest hold, total core minutes, weekly total and a 7 / 14 / 30-day chart of core seconds per day - A level that climbs with you, from Core Rookie to Plank Master, so 40 honest seconds today still counts - Form you can trust: plain-English guides on plank technique, the four variations, the mistakes that kill results, and how to train safely PERFECT FOR - Beginners who can barely hold 20 seconds and want a plan, not a stopwatch - Anyone chasing a personal best on the forearm plank - Desk workers building core strength for posture and a happier lower back - Home and travel training with zero equipment and zero setup WHY NOT JUST USE THE STOPWATCH APP? A stopwatch makes you stare at your phone in the exact position where lifting your head wrecks your form. This one speaks. It counts you in, warns you at the halfway mark, beeps the last three seconds, buzzes when a set flips to rest, keeps the screen awake, and then writes the hold into your history so tomorrow's target is based on something real. A stopwatch forgets you the second you stop it. PRIVACY Every hold, streak and setting stays on your iPhone. No account, no sign-up, no ads, no tracking, no cloud upload. The whole app works offline, on a plane or in a basement gym. FULL ACCESS The full app opens with a membership: all four plank variations, all four multi-set routines, the 30-Day Plank Challenge and the 14-Day Core Reset, the custom-duration timer, your full history, and the charts and trends in Progress. Choose weekly, yearly, or a one-time lifetime unlock that never renews. Weekly and yearly renew automatically unless cancelled at least 24 hours before the period ends; manage or cancel anytime in your App Store account settings. Restore Purchases is in Settings. Start with a 30-second forearm plank today and let the timer talk you through the rest. Terms of Use (EULA): https://web-levi.web.app/terms Privacy Policy: https://web-levi.web.app/privacy-policy Questions? Email tphuc.work@gmail.com
Screenshots
Verdict
The clearest difference is ads: Plank Timer at none against Power Interval Timer's shown. Power Interval Timer's advantage is update cadence (weekly vs every 6 weeks) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Power Interval Timer sells 1 one-off in-app purchase and Plank Timer sells 2 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Power Interval Timer ships an update weekly, Plank Timer every 6 weeks. The most recent releases landed on September 29, 2026 and October 8, 2026 respectively.
| Parameter | Power Interval Timer | Plank Timer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 6 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 37 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Lior Zukman | Phuc Pham |
In-app purchases
Power Interval Timer
- Premium Upgrade$2.99
Plank Timer
- Weekly$2.997 Days
- Yearly$14.991 Year
Questions
Is Power Interval Timer free?
Is Plank Timer free?
Do Power Interval Timer or Plank Timer have ads?
Which is updated more often, Power Interval Timer or Plank Timer?
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