# GymNext Flex Timer vs Helix Strength Studio

The clearest difference is in-app purchases: Helix Strength Studio at none against GymNext Flex Timer's 2. GymNext Flex Timer's advantage is device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. GymNext Flex Timer sells 2 in-app purchases, starting at $8.99 per month. Helix Strength Studio asks for nothing beyond the download.

GymNext Flex Timer ships an update every 3 weeks, Helix Strength Studio monthly. The most recent releases landed on September 22, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | GymNext Flex Timer | Helix Strength Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (2.1K ratings)](https://appshunter.io/ios/app/gymnext-flex-timer/id977329344/reviews)** | — |
| Number of ratings | **2.1K** | — |
| Positive reviews | 72.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | — |
| Size | 185 MB | 90 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Homick Enterprises](https://appshunter.io/developer/346326303) | [Helix Gym](https://appshunter.io/developer/1656931662) |

## What reviewers say

### GymNext Flex Timer

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

This app offers advanced interval training timing with customizable modes and the ability to control an external LED display. It integrates with wearables and heart rate monitors for a comprehensive workout experience.

**Highlights:** Control external LED displays, Multiple customizable timer modes (Tabata, EMOM, etc.), Save and recall favorite workouts, Apple Watch control, Audio sync with music, Heart rate monitor integration, Control multiple LED displays

**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


### Helix Strength Studio

[App page](https://appshunter.io/ios/app/helix-strength-studio/id6747752324)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is GymNext Flex Timer free?

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

### Is Helix Strength Studio free?

Helix Strength Studio is free to download, with no in-app purchases.

### Do GymNext Flex Timer or Helix Strength Studio have ads?

Neither GymNext Flex Timer nor Helix Strength Studio shows ads.

### Which is updated more often, GymNext Flex Timer or Helix Strength Studio?

GymNext Flex Timer ships an update every 3 weeks, and Helix Strength Studio monthly. Most recently, GymNext Flex Timer was updated on September 22, 2026 and Helix Strength Studio on May 17, 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.*