# Gymboss Interval Timer vs Interval Timer

The clearest difference is review sentiment: Gymboss Interval Timer at 36% against Interval Timer's 0%. Gymboss Interval Timer also leads on rating (4.7 vs 4.2) and ratings volume (797 vs 10). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Gymboss Interval Timer sells 3 in-app purchases, starting at $1.99 per year and Interval Timer sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Gymboss Interval Timer holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Gymboss Interval Timer has 797 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 36% of Gymboss Interval Timer's written reviews are positive against 0% of Interval Timer's.

Gymboss Interval Timer ships an update every 5 weeks, Interval Timer monthly. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Gymboss Interval Timer | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (797 ratings)](https://appshunter.io/ios/app/gymboss-interval-timer/id500887448/reviews)** | [4.2 (10 ratings)](https://appshunter.io/ios/app/interval-timer-hiit-workouts/id6742372753/reviews) |
| Number of ratings | **797** | 10 |
| Positive reviews | **36.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 23 MB | 31 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gymboss LLC](https://appshunter.io/developer/894157662) | [Lori Nguyen](https://appshunter.io/developer/1872689629) |

## What reviewers say

### Gymboss Interval Timer

[App page](https://appshunter.io/ios/app/gymboss-interval-timer/id500887448)

This app provides a customizable interval timer for various workouts, allowing users to set single or multiple work and rest periods. It offers extensive customization options for alarms, program saving, and display, ensuring a tailored timing experience for any fitness routine.

**Highlights:** Programmable interval timer, Unlimited intervals and rounds, Save and manage unlimited programs, Visual, audible, and vibrate alarms, Music access and dimming, Customizable display and background

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gymboss Premium Yearly | $1.99 | per year |
| Remove Ads | $0.99 | one-time |
| Sound and Color Bundle | $0.99 | one-time |

**What reviewers like**

- 🚀 Simple yet effective
- 🚀 Perfect gym partner
- 🚀 Grad App
- 🚀 Great
- 🚀 Simple easy to plan and workout

**What reviewers complain about**

- 🐛 Clear data
- 🐛 Glitchy
- 🐛 Another buggy update
- 🐛 Landscape / portrait bugs
- 🐛 Sagging under bugs

**Reported bugs**

- Timer no longer beeps when screen is locked or app is in background
- Intervals disappear or get shuffled after updates
- Unable to save new workouts
- All workout sounds have gone
- Crashes when trying to edit intervals

**Requested features**

- Verbal prompts like a countdown "3-2-1 Go!" and "3-2-1 Rest"
- Ability to lock the screen
- Option to see what's coming next
- Workout block of 60/30/30 rather than just high and low
- Ability to start from partway through the sequence


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiit-workouts/id6742372753)

This advanced interval timer supports HIIT, Tabata, and circuit training with customizable work, rest, and cooldown periods. Stay focused with voice alerts, background operation, and music integration for any fitness routine.

**Highlights:** Customizable workouts, Pre-set & custom intervals, Voice & sound alerts, Music integration, Background operation, Dark & light mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Timer (weekly) | $4.99 | per 7 days |
| Premium Timer (monthly) | $12.99 | per month |
| Premium Timer (yearly) | $39.99 | per year |


## Frequently asked questions

### Is Gymboss Interval Timer free?

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

### Is Interval Timer free?

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

### Which has better reviews, Gymboss Interval Timer or Interval Timer?

Gymboss Interval Timer is rated higher. Gymboss Interval Timer averages 4.7 out of 5 from 797 ratings, while Interval Timer averages 4.2 from 10 ratings.

### Do Gymboss Interval Timer or Interval Timer have ads?

Neither Gymboss Interval Timer nor Interval Timer shows ads.

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

Gymboss Interval Timer ships an update every 5 weeks, and Interval Timer monthly. Most recently, Gymboss Interval Timer was updated on September 24, 2026 and Interval Timer 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.*