# ITervals vs Custom Interval Timers

The clearest difference is price: Custom Interval Timers at Free against ITervals's $2.99. ITervals's advantage is ads (none vs shown) and iOS requirement (12.1 vs 15.1). On update cadence, in-app purchases and device support there is nothing between them.

Custom Interval Timers is free to download; ITervals costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ITervals ships an update every 3 months, Custom Interval Timers every 4 months. The most recent releases landed on May 14, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ITervals | Custom Interval Timers |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[5.0 (14 ratings)](https://appshunter.io/ios/app/custom-interval-timers/id1552160706/reviews)** |
| Number of ratings | — | **14** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | — | Ad-supported |
| Size | 11 MB | 40 MB |
| Requires iOS | **12.1** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [True Development LLC](https://appshunter.io/developer/1306385993) | [Alex Rich](https://appshunter.io/developer/1030627712) |

## What reviewers say

### ITervals

[App page](https://appshunter.io/ios/app/itervals/id1487207134)

**Features:** macOS Compatibility

**In-app purchases:** none


### Custom Interval Timers

[App page](https://appshunter.io/ios/app/custom-interval-timers/id1552160706)

Design personalized interval timers for workouts or productivity. Its intuitive editor allows for custom flows with various settings like countdowns and personalized interfaces. Offers light/dark modes and an option to disable ads.

**Highlights:** Customizable interval flows, Intuitive timer editor, Count up or down timers, Personalized running interface, Light/dark mode, Ad-free option

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

**In-app purchases:** none


## Frequently asked questions

### Is ITervals free?

ITervals costs $2.99, with no in-app purchases.

### Is Custom Interval Timers free?

Custom Interval Timers is free to download, with no in-app purchases.

### Do ITervals or Custom Interval Timers have ads?

Custom Interval Timers shows ads; ITervals does not.

### Which is updated more often, ITervals or Custom Interval Timers?

ITervals ships an update every 3 months, and Custom Interval Timers every 4 months. Most recently, ITervals was updated on May 14, 2026 and Custom Interval Timers on November 3, 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.*