# Custom Interval Timers vs Interval Timer MAX

The clearest difference is ads: Interval Timer MAX at none against Custom Interval Timers's shown. Interval Timer MAX also leads on monetization model (free vs ad-supported). Custom Interval Timers's advantage is ratings volume (14 vs 1) and device support (3 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Custom Interval Timers against 5.0 for Interval Timer MAX. That said, the two scores are not equally well evidenced: Custom Interval Timers has 14 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Custom Interval Timers ships an update every 4 months, Interval Timer MAX every 6 months. The most recent releases landed on August 24, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Custom Interval Timers | Interval Timer MAX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (14 ratings)](https://appshunter.io/ios/app/custom-interval-timers/id1552160706/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/interval-timer-max/id6753690002/reviews) |
| Number of ratings | **14** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Ad-supported | **Free** |
| Size | 40 MB | 16 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alex Rich](https://appshunter.io/developer/1030627712) | [ThaiGenius LLC](https://appshunter.io/developer/1806032667) |

## What reviewers say

### 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


### Interval Timer MAX

[App page](https://appshunter.io/ios/app/interval-timer-max/id6753690002)

This app provides a customizable interval timer for various activities like workouts and meditation. It offers a selection of high-quality sounds to enhance your experience.

**Highlights:** Customizable interval timer, Workout timer, Meditation timer, High-quality sound selection, Simple interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Custom Interval Timers free?

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

### Is Interval Timer MAX free?

Interval Timer MAX is free to download, with no in-app purchases.

### Which has better reviews, Custom Interval Timers or Interval Timer MAX?

Custom Interval Timers and Interval Timer MAX are both rated 5.0 out of 5 on the App Store, from 14 and 1 ratings respectively.

### Do Custom Interval Timers or Interval Timer MAX have ads?

Custom Interval Timers shows ads; Interval Timer MAX does not.

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

Custom Interval Timers ships an update every 4 months, and Interval Timer MAX every 6 months. Most recently, Custom Interval Timers was updated on August 24, 2026 and Interval Timer MAX on September 29, 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.*