# btwb vs GymNext Flex Timer

The clearest difference is in-app purchases: btwb at none against GymNext Flex Timer's 2. btwb also leads on update cadence (weekly vs every 3 weeks). GymNext Flex Timer's advantage is review sentiment (72% vs 53%) and rating (4.8 vs 4.6). On price, ratings volume, ads and device support there is nothing between them.

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

GymNext Flex Timer holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 1.5K and 2.1K respectively. Written reviews point the same way: 53% of btwb's written reviews are positive against 72% of GymNext Flex Timer's.

btwb ships an update weekly, GymNext Flex Timer every 3 weeks. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | btwb | GymNext Flex Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.5K ratings)](https://appshunter.io/ios/app/btwb-wod-tracking/id583688662/reviews) | **[4.8 (2.1K ratings)](https://appshunter.io/ios/app/gymnext-flex-timer/id977329344/reviews)** |
| Number of ratings | 1.5K | **2.1K** |
| Positive reviews | 53.2% of reviews | **71.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 265 MB | 185 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [BTWB, LLC](https://appshunter.io/developer/583688665) | [Homick Enterprises](https://appshunter.io/developer/346326303) |

## What reviewers say

### btwb

[App page](https://appshunter.io/ios/app/btwb-wod-tracking/id583688662)

Log your workouts, discover new ones, and connect with your fitness community. Track progress, analyze performance, and manage nutrition with a comprehensive fitness tracking tool.

**Highlights:** Daily workout programming, Discover millions of WODs, Track workout results, Macro and nutrition tracking, Community and social features, Performance analysis and badges, Gym virtual programming

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app for tracking workouts
- 👍 Comprehensive fitness tracking features
- 🔥 Best CrossFit app on the market
- 💪 Helps identify strengths and weaknesses
- 🏆 Excellent for measuring progress over time

**What reviewers complain about**

- 🐛 Buggy and glitchy at times
- 🤔 Confusing and not very user-friendly
- 📱 Poor mobile app experience
- 💰 Expensive subscription model
- 🤯 Frustrating issues with logging workouts

**Reported bugs**

- Subscription cancellation and billing problems
- Frequent crashes and white screens
- Inability to log certain workout types
- Barcode scanner and movement tracking issues
- Problems with data syncing and history display

**Requested features**

- Add dark mode or black background option
- Integrate with Apple Health and other fitness apps
- Improve custom workout creation and logging
- Provide better social/community features
- Fix issues with loading and saving workout data


### 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


## Frequently asked questions

### Is btwb free?

btwb is free to download, with no in-app purchases.

### Is GymNext Flex Timer free?

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

### Which has better reviews, btwb or GymNext Flex Timer?

GymNext Flex Timer is rated higher. btwb averages 4.6 out of 5 from 1.5K ratings, while GymNext Flex Timer averages 4.8 from 2.1K ratings.

### Do btwb or GymNext Flex Timer have ads?

Neither btwb nor GymNext Flex Timer shows ads.

### Which is updated more often, btwb or GymNext Flex Timer?

btwb ships an update weekly, and GymNext Flex Timer every 3 weeks. Most recently, btwb was updated on October 8, 2026 and GymNext Flex Timer on October 13, 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.*