Interval Timer vs StrengthTempo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Interval Timer
This app helps you manage workout intervals with customizable work and rest periods. It runs in the background and allows music playback, with options to save settings and share progress. Integrates with Apple Health for heart rate monitoring.
- Customizable sets, intervals, and rest times
- Runs in background and with screen locked
- Music playlist integration
- Save settings as templates
- Apple Health integration for heart rate
- Post workouts to social media
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***Free and reliable. Perfect for use at home, at the track or in the gym. We’re proud to introduce this handy little app that helps you keep track of your work and rest periods during workouts. Whether your into cycling, running, lifting weights, exercise, workout, stretching, boxing, MMA or HIT, this interval timer will prove to be an invaluable asset to you. Running foreground, background or with device locked, this reliable app allows you specify an overall time as well as program High/Low intensity interval and rest time between sets. Produced by Polycents! Key Features: - Customizable sets, high/low intensity interval and rest for your own need - Retina display, iOS4 and multitasking - Continue to run even when screen is locked - Play your song or playlist during your workout - Post your workout to Facebook or Twitter - Save settings as templates Customizable Features: - Number of Sets - Countdown Time - Set Time - Low Interval time - High Interval time - Rest Time - First Interval (low or high) - Sound Volume - Timer Sounds - Auto Lock - Vibrate - Pause during Rest - Playlist - New Each Set APPLE HEALTH: -Interval Timer can use Apple Health to show heart rate in Apple Watch App. # Subscription Details # - Monthly and annual subscriptions are available. - Payment will be charged to your iTunes account at confirmation of purchase. - Your subscription will automatically renew unless auto-renew is disabled at least 24 hours before the end of the current subscription period. - Automatic renewals will be charged at the same price you were originally charged for the subscription. - Subscriptions can be managed by going to Account Settings on the App Store after purchase. Terms of Use: https://www.iubenda.com/terms-and-conditions/18915396 Privacy Policy: https://www.iubenda.com/privacy-policy/18915396
StrengthTempo
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StrengthTempo is a focused strength training timer built for lifters who care about rhythm, control, and consistency. StrengthTempo now supports more languages and lets you share completed workouts as images, making it easier to use, save, and share your training progress. Set precise timing for every rep phase, follow your workout with clear cues, and keep your training organized with an action library, training setups, and cycles that are easy to manage. Whether you are working on better form, stricter tempo, or more repeatable sessions, StrengthTempo helps you stay locked in from the first rep to the last. What makes StrengthTempo different StrengthTempo is designed for real lifting sessions, not for endless setup. It gives you the structure you need to train with intent while keeping the interface fast, simple, and gym-friendly. Use it to: Set exact rep tempo for eccentric, pause, and concentric phases Build and organize your action library Create training setups for different sessions Arrange cycles so you know what to train each day Run focused sessions with clear timing cues Review completed workouts and recent training history Key features Precise tempo control Create custom tempo settings for each lift so every rep is more controlled, consistent, and repeatable. Action library, training, and cycles Keep your lifting organized with reusable actions, structured training setups, and cycles that help you stay on plan. Session-first training flow Start quickly, manage your session clearly, and move through each lift without unnecessary friction. Optional haptics and sound cues Stay on tempo without staring at the screen. Use haptics and light audio cues for phase changes when you want extra guidance. Workout history Look back at recent sessions and track what you trained. Offline-first, with optional sync Use the app fully offline, with optional iCloud sync when you want your data available across devices. Built for focused lifters StrengthTempo is made for lifters who want cleaner reps, better rhythm, and a more structured training flow. If tempo matters to your training, this app is built for you. Train with purpose. Move with rhythm. Make every rep count. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: StrengthTempo at none against Interval Timer's shown. Interval Timer's advantage is update cadence (every 9 days vs every 3 weeks) and device support (4 vs 2). On price and in-app purchases 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. Interval Timer sells 6 in-app purchases, starting at $0.99 per month and StrengthTempo sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Interval Timer ships an update every 9 days, StrengthTempo every 3 weeks. The most recent releases landed on October 13, 2026 and September 28, 2026 respectively.
| Parameter | Interval Timer | StrengthTempo |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (19K ratings) — better | — |
| Positive reviews | 72.9% of reviews | — |
| Number of ratings | 19K — better | — |
| Update frequency | Every 9 days — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 143 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | NEO PIXEL LABS PTE. LTD. | 小雨 李 |
Bugs and requests
Interval Timer
Reported bugs
3 issues- Ads block functionality
- App freezes or crashes
- Timer doesn't work in background
Requested features
5 requests- Add notes to workouts
- Provide workout history and analytics
- Allow syncing with Apple Health
- Improve Apple Watch integration
- Add more customization options
StrengthTempo
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Interval Timer
- Plus - 1 Month$0.991 Month
- Premium - 1 Month$1.991 Month
- Plus - 1 Month$1.991 Month
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- Premium - 1 Month$2.991 Month
- Plus - 1 Year2 variants$4.991 Year
- Premium - 1 Year7 Days trial2 variants$9.991 Year
StrengthTempo
- StrengthTempo Pro Monthly$3.991 Month
- StrengthTempo Pro Quarterly$9.993 Months
- StrengthTempo Pro Annual$29.991 Year
- StrengthTempo Pro Lifetime$79.99
Questions
Is Interval Timer free?
Is StrengthTempo free?
Do Interval Timer or StrengthTempo have ads?
Which is updated more often, Interval Timer or StrengthTempo?
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