# Interval Timer vs Overtone

The clearest difference is update cadence: Interval Timer at every 2 days against Overtone's every 8 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Interval Timer sells 1 one-off in-app purchase and Overtone sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Interval Timer ships an update every 2 days, Overtone every 8 days. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Interval Timer | Overtone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/interval-timer-sound-cue/id6803740279/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 8 days |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Octopus Software LLC](https://appshunter.io/developer/1815869696) | [MATTHEW KA YEUNG KWAN](https://appshunter.io/developer/6779037537) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-sound-cue/id6803740279)

Customize your workout timing with spoken countdowns and sound cues. Build complex interval routines for various fitness activities and stay focused on your training without constantly checking the screen.

**Highlights:** Customizable interval timing, Spoken countdowns and sound cues, Support for HIIT, Tabata, and circuits, Adjustable sound and haptic feedback, Workout saving and organization, Offline use and background audio

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Workout Upgrade | $4.99 | one-time |


### Overtone

[App page](https://appshunter.io/ios/app/overtone-hiit-interval-timer/id6808705871)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30-day Trial | Free | one-time |
| Full Unlock | $0.99 | one-time |


## Frequently asked questions

### Is Interval Timer free?

Interval Timer is free to download, with in-app purchases available.

### Is Overtone free?

Overtone is free to download, with in-app purchases available.

### Do Interval Timer or Overtone have ads?

Neither Interval Timer nor Overtone shows ads.

### Which is updated more often, Interval Timer or Overtone?

Interval Timer ships an update every 2 days, and Overtone every 8 days. Most recently, Interval Timer was updated on October 29, 2026 and Overtone on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*