Custom Interval Workout Timer vs Circuit Timer
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Custom Interval Workout Timer
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The ultimate workout timer for any training style. Whether you're doing Tabata sprints, EMOM weightlifting, AMRAP circuits, HIIT cardio, or boxing rounds โ Custom Interval Workout Timer has you covered. TIMER TYPES โข Tabata โ Classic 20s work / 10s rest intervals โข EMOM โ Every Minute on the Minute โข AMRAP โ As Many Rounds As Possible with countdown โข HIIT โ Customizable work/rest intervals โข Boxing โ Round timer with rest periods โข For Time โ Count up with target time โข Custom โ Build any interval sequence you want POWERFUL FEATURES โข Timer Chains โ Link multiple timers to run back-to-back โข Preset Library โ 15+ ready-to-go workouts for beginners and pros โข Manual Advance โ Pause between intervals and go at your own pace โข Adjustable Prep Time โ Get ready before each workout starts AUDIO & HAPTICS โข Voice Announcements โ Hear phase changes and round counts โข Countdown Beeps โ Audio cues as intervals end โข 7 Beep Sounds โ Choose a different sound for each timer type โข Haptic Feedback โ Feel transitions even with sound off TRACK YOUR PROGRESS โข Workout History โ Log every completed session โข Monthly Calendar โ See your training at a glance โข Weekly Stats โ Track workouts and total training time STOPWATCH โข Precision stopwatch with lap tracking โข Fastest and slowest lap highlighting SHARE & CUSTOMIZE โข Share timers via QR code or link โข Import timers from friends โข 8 accent colors and dark/light/system themes โข Keep Screen On mode for hands-free training APPLE WATCH (Pro) โข Mirror and control timers from your wrist APPLE HEALTH โข Automatically log workouts to Apple Health โข Contribute to your Activity Rings Download now and start training smarter. Terms of Use: https://sites.google.com/view/michaelmcgillapps/terms-of-service Privacy Policy: https://sites.google.com/view/michaelmcgillapps/privacy-policy
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 ads: Circuit Timer at none against Custom Interval Workout Timer's shown. Custom Interval Workout Timer's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, in-app purchases 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. Custom Interval Workout Timer sells 2 in-app purchases, starting at $1.99 per month and Circuit Timer sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Custom Interval Workout Timer ships an update every 3 weeks, Circuit Timer monthly. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.
| Parameter | Custom Interval Workout Timer | Circuit Timer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks โ better | Monthly |
| Ads | Yes | No โ better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Requires iOS | 17.0 โ better | 26.0 |
| Further details โ not scored | ||
| Size | 7 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael McGill apps llc | Lawman Services, LLC |
In-app purchases
Custom Interval Workout Timer
- Monthly$1.991 Month
- Yearly$19.991 Year
Circuit Timer
- Core$2.99
- Pro$4.99
Questions
Is Custom Interval Workout Timer free?
Is Circuit Timer free?
Do Custom Interval Workout Timer or Circuit Timer have ads?
Which is updated more often, Custom Interval Workout Timer or Circuit Timer?
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