Circuit Clock vs Circuit Timer
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Circuit Clock
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Circuit Clock is a simple tool for complex workout needs. It has features such as: - Countdown timer - Rest intervals - Fixed or unlimited rounds - Warning / End of round tones
Circuit Timer
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Build custom interval training circuits and run them with precision timing, voice announcements, and haptic feedback. CREATE YOUR PERFECT WORKOUT Design circuits with unlimited intervals, each with its own name, duration, and alarm sound. Set loop counts on individual intervals or the entire circuit. Choose from 24 alarm sounds, enable voice countdown, or both. STAY IN THE ZONE A full-screen player with a progress ring, countdown timer, and interval timeline keeps you focused. The last 3 seconds pulse to keep you ready for what's next. Voice announcements call out interval names so you never have to look at your screen. NEVER MISS A BEAT Live Activities put your timer on the Lock Screen and Dynamic Island. Background notifications keep you on track even when you switch apps. Start circuits hands-free with Siri. APPLE WATCH Run circuits from your wrist with real-time heart rate zones, active calories, and haptic alerts. Your watch keeps going even when the screen dims with Always-On Display support. TRACK YOUR PROGRESS View workout history with streaks, completion stats, and total training time. Save workouts to Apple Health as High Intensity Interval Training sessions. FREE TO START - 1 circuit with full features โ alarms, haptics, voice, history CORE UPGRADE - Unlimited circuits - iCloud sync across devices - Apple Health integration PRO UPGRADE - Everything in Core - Apple Watch companion app Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Circuit Clock at none against Circuit Timer's 2. Circuit Clock also leads on update cadence (every 10 days vs monthly) and iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Circuit Timer sells 2 one-off in-app purchases. Circuit Clock asks for nothing beyond the download.
Circuit Clock ships an update every 10 days, Circuit Timer monthly. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.
| Parameter | Circuit Clock | Circuit Timer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days โ better | Monthly |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 15.0 โ better | 26.0 |
| Further details โ not scored | ||
| Size | 5 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Stephen Ludin | Lawman Services, LLC |
In-app purchases
Circuit Clock
No in-app purchases
Circuit Timer
- Core$2.99
- Pro$4.99
Questions
Is Circuit Clock free?
Is Circuit Timer free?
Do Circuit Clock or Circuit Timer have ads?
Which is updated more often, Circuit Clock or Circuit Timer?
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