Comparison

Exercise Timer Resero vs Coach Clock

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

Head to head
About

Exercise Timer Resero

Features
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The only Exercise Timer you need. Resero is a premium interval timer built for athletes, coaches, and anyone serious about their fitness. RE-SE-RO stands for REps, SEts, and ROunds. Whether you want to build complex custom workouts from scratch or jump straight into pre-built routines, Resero adapts to your exact training style. What Makes Resero Different NEW! Premade Workout Library: Skip the setup and dive straight into training. Pick from professionally structured routines across Tabata, EMOM, HIIT, and combat sports or customize any library workout to fit your exact goals. NEW! Apple Watch Companion App: Complete wrist control. Start, stop, and skip intervals hands-free without touching your phone. Monitor real-time heart rate and active calories while contributing directly to your Apple Activity Rings and Apple Fitness details. Fully Customizable: Stop trying to force your routine into a rigid, basic timer app. Build your workout from scratch and customize every single interval, rep, set, and rest period exactly how you train. Smart Audio Cues: Never miss a transition or drown out your music. Resero automatically dims your audio background during cues, then seamlessly restores the volume. Fully Customizable: Build every interval, rep, set, and rest period with total precision. Runs in the Background: Change your music track or answer a text without interrupting your timer or audio cues. 100% Ad-Free: Zero video pop-ups, zero banner clutter, and zero mid-circuit interruptions. Automatic History Log: Completed sessions are saved automatically to your in-app calendar and synced with Apple Fitness to track your long-term consistency. Clean, High-Visibility Interface: Modern, ergonomic design featuring massive buttons built for effortless tapping while mid-workout and dripping with sweat. Built for Every Discipline: - HIIT & Tabata: Fine-tune high-intensity work-to-rest ratios. - Boxing & MMA: Set custom round lengths, rest periods, and warning bells. - Weightlifting & Calisthenics: Track precise lift sets and recover with exact rest countdowns. - EMOM & Circuit Training: Streamlined for solo gym sessions or leading full group fitness classes. How it works: 1) Choose or Build: Grab a ready-to-go routine from the workout library or build your own from scratch. 2) Train & Sync: Go hands-free on your iPhone or Apple Watch while tracking heart rate and calorie burns. 3) Track: Review your calendar history, close your activity rings, and build lasting consistency. Ditch the outdated timers. Download Resero today and give your workout the precision it deserves. --- Terms of Service: https://www.reseroapp.com/en/terms-of-service/ Privacy Policy: https://www.reseroapp.com/en/privacy-policy/ Legal Notice: https://www.reseroapp.com/en/legal-notice/

About

Coach Clock

Features
Read full description

Coach Clock is an interval timer for trainers, coaches, and athletes who need reusable class templates, a big readable display, and reliable workout cues. Start free with everything you need to run a session, then unlock Coach Clock Pro once to remove ads and go unlimited. KEY FEATURES - Class-ready timer display: huge countdown, current interval, next interval, round count, elapsed time, and remaining time. - Professional presets: HIIT, Tabata, EMOM, AMRAP, boxing rounds, run/walk intervals, mobility flows, and gym rest timers. - Custom template builder: warmups, work blocks, rests, rounds, cooldowns, names, colors, and cue settings. - Trainer workflow: duplicate templates, favorite your go-to sessions, and (with Pro) share timer files with clients or other coaches. - iPad stage mode: high-contrast timer layouts designed to be seen across a room. - Audio and haptic cues: countdowns, bells, phase changes, and quiet mode options. - Local-first: no account required, and your templates stay on device unless you choose to share them. FREE VS PRO Free: every timer format, all presets, the big display, local class history, and up to 3 custom templates. The free version is supported by ads. Coach Clock Pro (one-time purchase, no subscription): removes ads and unlocks unlimited saved templates, template sharing with import/export, premium display tools, advanced cues, and full class history. WHY COACH CLOCK Generic interval timers can be powerful but slow to set up. Coach Clock is built around the live coaching moment: choose a template, start the class, glance at what is next, and keep the session moving. SAFE FITNESS NOTE Coach Clock provides timing tools only. It does not provide medical, fitness, safety, or coaching advice. You choose the exercises, intensity, and suitability of every session. Consult a qualified professional before starting or changing an exercise routine, especially if you have a medical condition, injury, are pregnant, or are new to exercise. Support, Privacy Policy, and Terms of Use: https://nemostation90.github.io/app-support/apps/coach-clock/

Screenshots

Exercise Timer Resero4 screens
Coach Clock4 screens

Verdict

The call

The clearest difference is in-app purchases: Exercise Timer Resero at none against Coach Clock's 1. Exercise Timer Resero also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Coach Clock sells 1 one-off in-app purchase. Exercise Timer Resero asks for nothing beyond the download.

UpkeepUpdate frequency

Exercise Timer Resero ships an update every 3 weeks, Coach Clock every 2 weeks. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.

Scorecard2 real differences ยท 4 level
Exercise Timer Resero versus Coach Clock: the parameters behind the verdict, then further details
ParameterExercise Timer ReseroCoach Clock
PriceFreeFree
Update frequencyEvery 3 weeksEvery 2 weeks โ€” better
AdsNo โ€” betterYes
In-app purchasesNo โ€” betterYes
DevicesiPhone, Apple WatchiPhone, iPad
Requires iOS17.017.0
Further details โ€” not scored
Size112 MB15 MB
Age rating4+4+
DeveloperImarum GmbHQuoc Nguyen

In-app purchases

None

Exercise Timer Resero

No in-app purchases

1 purchases

Coach Clock

One-time1
  • Coach Clock Pro$19.99

Questions

Is Exercise Timer Resero free?
Exercise Timer Resero is free to download, with no in-app purchases.
Is Coach Clock free?
Coach Clock is free to download, with in-app purchases available.
Do Exercise Timer Resero or Coach Clock have ads?
Coach Clock shows ads; Exercise Timer Resero does not.
Which is updated more often, Exercise Timer Resero or Coach Clock?
Exercise Timer Resero ships an update every 3 weeks, and Coach Clock every 2 weeks. Most recently, Exercise Timer Resero was updated on September 27, 2026 and Coach Clock on September 28, 2026.

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