Comparison

Justfit vs Overtone

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

Head to head
About

Justfit

This app provides customizable interval timers for various activities like HIIT, Tabata, meditation, and studying. Track your progress with detailed history and analytics, and personalize your experience with custom sounds and colors.

Highlights
  • Fully customizable interval timers
  • Full-screen circular countdown/countup stopwatch
  • Pre-made templates for HIIT, Tabata, Meditation
  • Customizable audio for intervals, sets, and rest
  • Detailed progress tracking and analytics
  • Timer sharing via export/import
  • Multilanguage support
Features
Read full description

Justfit is the interval timer that stays out of your way. Build a circuit, Tabata, HIIT or boxing timer in seconds and let it run in the background with big, readable digits. WHAT YOU GET • Unlimited intervals, sets and rest — name and color each one • Voice announcements and 3-2-1 countdown, so you never look at the screen • Sounds that cut through your music, then get out of the way • Apple Watch app and complication, Live Activity on the Lock Screen • History, streaks and weekly insights • Widgets and Siri: "Start Tabata in Justfit" FREE VS PRO Free: 3 timers, all basic sounds, 7-day history. Pro unlocks unlimited timers, templates, premium sounds and full insights — monthly, yearly or one-time. PRIVACY No account, no tracking. Your timers stay on your device and, if you choose, in your iCloud. Terms of Use (EULA): https://www.nahitfidanci.com/justfit/terms Privacy Policy: https://www.nahitfidanci.com/justfit/privacy

About

Overtone

Read full description

Overtone is an interval timer that stays out of the way of your music. Set a total time and a beep interval, or build rounds of work and rest. Press Start, lock your phone, put it in your pocket. The cues play over whatever you are listening to, without pausing it and without turning it down. BUILT FOR HIIT, CIRCUITS, TABATA AND TEMPO RUNS • Simple mode: total time plus a beep every X seconds • Rounds mode: work, rest, rounds, warm-up and cool-down, with a distinct cue at every change • 3-2-1 countdown ticks before each cue, and a get-ready lead-in before you start • Pause, skip ahead, or extend without breaking stride YOUR MUSIC KEEPS PLAYING Overtone mixes with other apps instead of interrupting them. Spotify, Apple Music, podcasts and audiobooks carry on at full volume. ON THE LOCK SCREEN AND IN THE DYNAMIC ISLAND See the current phase and the countdown without unlocking. Pause and resume from the Live Activity. YOUR SOUNDS Pick from built-in chirps, beeps, bells and gongs, or record your own three-second cue with the microphone. Yes, you can make it your own voice. FREE FOR A FULL MONTH, THEN ONE DOLLAR Everything is free for 30 days. After that, a single one-time purchase unlocks Overtone forever. No subscription, no ads, no account.

Screenshots

Justfit4 screens
Overtone4 screens

Verdict

The call

The clearest difference is device support: Justfit at 3 against Overtone's 1. Justfit also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Justfit sells 4 in-app purchases, starting at $1.99 per month and Overtone sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Justfit ships an update every 3 days, Overtone every 5 days. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 8 level
Justfit versus Overtone: the parameters behind the verdict, then further details
ParameterJustfitOvertone
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 days — betterEvery 5 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPod, Apple Watch — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size104 MB3 MB
Age rating4+4+
DeveloperFerda Nahit FidanciMATTHEW KA YEUNG KWAN

In-app purchases

4 purchases

Justfit

Subscriptions2
  • Monthly$1.991 Month
  • Annual$7.991 Year
One-time2
  • Lifetime Access$3.99
  • Lifetime Access$7.99
2 purchases

Overtone

One-time2
  • 30-day TrialFree
  • Full Unlock$0.99

Questions

Is Justfit free?
Justfit is free to download, with in-app purchases available.
Is Overtone free?
Overtone is free to download, with in-app purchases available.
Do Justfit or Overtone have ads?
Neither Justfit nor Overtone shows ads.
Which is updated more often, Justfit or Overtone?
Justfit ships an update every 3 days, and Overtone every 5 days. Most recently, Justfit was updated on October 3, 2026 and Overtone on October 4, 2026.

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