# Interval Timer vs Gym Timer Pro

The clearest difference is in-app purchases: Gym Timer Pro at none against Interval Timer's 2. Gym Timer Pro also leads on rating (5.0 vs 4.8) and review sentiment (100% vs 91%). Interval Timer's advantage is ratings volume (77 vs 11) and update cadence (every 2 days vs every 4 days). On price, ads and device support there is nothing between them.

Both are free to download. Interval Timer sells 2 in-app purchases, starting at $1.99 per month. Gym Timer Pro asks for nothing beyond the download.

Gym Timer Pro holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Interval Timer has 77 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 91% of Interval Timer's written reviews are positive against 100% of Gym Timer Pro's.

Interval Timer ships an update every 2 days, Gym Timer Pro every 4 days. The most recent releases landed on September 29, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Interval Timer | Gym Timer Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (77 ratings)](https://appshunter.io/ios/app/interval-timer-tabata-workout/id1522536309/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/gym-timer-pro-interval/id1539358626/reviews)** |
| Number of ratings | **77** | 11 |
| Positive reviews | 91.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 57 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mizo LLC](https://appshunter.io/developer/1820590289) | [Dae Won Kim](https://appshunter.io/developer/1539358628) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-tabata-workout/id1522536309)

This app provides a customizable round-based timer for various time-based activities, including HIIT, circuit training, and boxing. It features a minimalistic design with big digits and bright colors, offering hand-crafted sounds to maintain focus. Users can create complex workouts, save custom sets, and track their workout history with Apple Health integration.

**Highlights:** Customizable round-based timer, Minimalistic design with big digits, Hand-crafted sounds for focus, Unlimited saved intervals, Quick Set feature, Apple Health integration, Dark Mode support

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intervals+ Monthly | $1.99 | per month |
| Intervals+ Lifetime | $9.99 | one-time |


### Gym Timer Pro

[App page](https://appshunter.io/ios/app/gym-timer-pro-interval/id1539358626)

This free interval timer app helps you structure your workouts with customizable work, rest, and set periods. Easily configure countdowns or count-ups for up to three distinct workout items, with an optional ready time before starting.

**Highlights:** Countdown and count-up timers, Up to 3 workout items, Configurable work, rest, and sets, Adjustable ready time, Completely free with no ads or purchases

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer free?

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

### Is Gym Timer Pro free?

Gym Timer Pro is free to download, with no in-app purchases.

### Which has better reviews, Interval Timer or Gym Timer Pro?

Gym Timer Pro is rated higher. Interval Timer averages 4.8 out of 5 from 77 ratings, while Gym Timer Pro averages 5.0 from 11 ratings.

### Do Interval Timer or Gym Timer Pro have ads?

Neither Interval Timer nor Gym Timer Pro shows ads.

### Which is updated more often, Interval Timer or Gym Timer Pro?

Interval Timer ships an update every 2 days, and Gym Timer Pro every 4 days. Most recently, Interval Timer was updated on September 29, 2026 and Gym Timer Pro on September 10, 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.*