# GymNext Flex Timer vs PyramidTimer HIIT Intervals

The clearest difference is rating: GymNext Flex Timer at 4.8 against PyramidTimer HIIT Intervals's 3.6. GymNext Flex Timer also leads on ratings volume (2.2K vs 5). PyramidTimer HIIT Intervals's advantage is monetization model (free vs freemium) and iOS requirement (10.0 vs 15.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. GymNext Flex Timer sells 2 in-app purchases, starting at $8.99 per month and PyramidTimer HIIT Intervals sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

GymNext Flex Timer holds the better App Store score, 4.8 against 3.6. That said, the two scores are not equally well evidenced: GymNext Flex Timer has 2.2K ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 72% of GymNext Flex Timer's written reviews are positive against 73% of PyramidTimer HIIT Intervals's, so the app with the better star average is not the one people write more warmly about.

GymNext Flex Timer ships an update every 2 weeks, PyramidTimer HIIT Intervals weekly. The most recent releases landed on November 9, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | GymNext Flex Timer | PyramidTimer HIIT Intervals |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (2.2K ratings)](https://appshunter.io/ios/app/gymnext-flex-timer/id977329344/reviews)** | [3.6 (5 ratings)](https://appshunter.io/ios/app/pyramidtimer-hiit-intervals/id1372554120/reviews) |
| Number of ratings | **2.2K** | 5 |
| Positive reviews | 71.7% of reviews | **72.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Freemium | **Free** |
| Size | 187 MB | 18 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Homick Enterprises](https://appshunter.io/developer/346326303) | [Simon Moss](https://appshunter.io/developer/1242742057) |

## What reviewers say

### GymNext Flex Timer

[App page](https://appshunter.io/ios/app/gymnext-flex-timer/id977329344)

This app revolutionizes interval training by combining powerful workout programming with optional control of large LED displays. Plan, manage, and share custom workouts for various fitness disciplines, with features like Apple Watch control and heart rate monitor integration.

**Highlights:** Workout programming and control, Optional LED display integration, Multiple timer modes (Tabata, EMOM, etc.), Workout sharing and library, Apple Watch hands-free control, Heart rate monitor integration, Control multiple timers simultaneously

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flex Timer Pro Monthly | $8.99 | per month |
| Flex Timer Pro Yearly | $79.99 | per year |

**What reviewers like**

- 🚀 Versatile and customizable
- 👍 User-friendly interface
- 🔔 Reliable and consistent
- 💪 Excellent for interval training
- 🔊 Clear audio cues

**What reviewers complain about**

- 🐛 Audio cues sometimes stop working
- 🔊 Lack of volume control
- 🔍 Detailed instructions needed for beginners
- ⏱️ Delayed countdown between phone and timer

**Reported bugs**

- Saved timers not consistently loading
- Segmented timers not saving properly

**Requested features**

- Watch app integration for remote control
- Background audio playback when app is closed
- Customizable voice options
- Lap timer functionality


### PyramidTimer HIIT Intervals

[App page](https://appshunter.io/ios/app/pyramidtimer-hiit-intervals/id1372554120)

This app offers customizable interval timers for high-intensity interval training (HIIT) and Tabata workouts. Track your heart rate in real-time and create distance-based intervals. Save your favorite workout profiles for quick access.

**Highlights:** Customizable interval and rest times, Real-time heart rate plotting, Distance-based interval training, Save unlimited workout profiles, Clear visual countdown and progress, Sound alerts for interval changes

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Enhanced Version | $1.99 | one-time |


## Frequently asked questions

### Is GymNext Flex Timer free?

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

### Is PyramidTimer HIIT Intervals free?

PyramidTimer HIIT Intervals is free to download, with in-app purchases available.

### Which has better reviews, GymNext Flex Timer or PyramidTimer HIIT Intervals?

GymNext Flex Timer is rated higher. GymNext Flex Timer averages 4.8 out of 5 from 2.2K ratings, while PyramidTimer HIIT Intervals averages 3.6 from 5 ratings.

### Do GymNext Flex Timer or PyramidTimer HIIT Intervals have ads?

Neither GymNext Flex Timer nor PyramidTimer HIIT Intervals shows ads.

### Which is updated more often, GymNext Flex Timer or PyramidTimer HIIT Intervals?

GymNext Flex Timer ships an update every 2 weeks, and PyramidTimer HIIT Intervals weekly. Most recently, GymNext Flex Timer was updated on November 9, 2026 and PyramidTimer HIIT Intervals on November 2, 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.*