# GymNext Flex Timer vs Cool Countdown

The clearest difference is in-app purchases: Cool Countdown at none against GymNext Flex Timer's 2. Cool Countdown also leads on review sentiment (100% vs 72%) and iOS requirement (6.0 vs 15.0). GymNext Flex Timer's advantage is update cadence (every 3 weeks vs every 6 months) and ratings volume (2.1K vs 4). On price, rating, ads and monetization model there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.8 for GymNext Flex Timer against 4.8 for Cool Countdown. That said, the two scores are not equally well evidenced: GymNext Flex Timer has 2.1K ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 72% of GymNext Flex Timer's written reviews are positive against 100% of Cool Countdown's.

GymNext Flex Timer ships an update every 3 weeks, Cool Countdown every 6 months. The most recent releases landed on October 2, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | GymNext Flex Timer | Cool Countdown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (2.1K ratings)](https://appshunter.io/ios/app/gymnext-flex-timer/id977329344/reviews) | [4.8 (4 ratings)](https://appshunter.io/ios/app/cool-countdown/id1024567263/reviews) |
| Number of ratings | **2.1K** | 4 |
| Positive reviews | 71.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Free | Free |
| Size | 185 MB | 78 MB |
| Requires iOS | 15.0 | **6.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Homick Enterprises](https://appshunter.io/developer/346326303) | [Serhii Simkovskyi](https://appshunter.io/developer/959904647) |

## 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


### Cool Countdown

[App page](https://appshunter.io/ios/app/cool-countdown/id1024567263)

This app provides a visually engaging countdown and count-up timer with an authentic design. It's ideal for managing time for various activities, from children's tasks to personal projects, offering animated visuals and customizable durations.

**Highlights:** Stylish design with animated time flow, Visual and sound notifications, Works in device lock or sleep mode, Wide range of time durations (seconds to 100 hours), Counts time past completion, User-friendly interface

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

**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 Cool Countdown free?

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

### Which has better reviews, GymNext Flex Timer or Cool Countdown?

GymNext Flex Timer and Cool Countdown are both rated 4.8 out of 5 on the App Store, from 2.1K and 4 ratings respectively.

### Do GymNext Flex Timer or Cool Countdown have ads?

Neither GymNext Flex Timer nor Cool Countdown shows ads.

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

GymNext Flex Timer ships an update every 3 weeks, and Cool Countdown every 6 months. Most recently, GymNext Flex Timer was updated on October 2, 2026 and Cool Countdown on September 26, 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.*