# TimerFlex vs Boxing Timer · Rocky

The clearest difference is rating: Boxing Timer · Rocky at 4.8 against TimerFlex's 3.0. Boxing Timer · Rocky also leads on ads (none vs shown) and ratings volume (37 vs 2). TimerFlex's advantage is device support (3 vs 1). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. TimerFlex sells 7 in-app purchases, starting at $1.49 per 7 days and Boxing Timer · Rocky sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Boxing Timer · Rocky holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Boxing Timer · Rocky has 37 ratings behind it against 2, so its average is the more settled of the two.

TimerFlex ships an update weekly, Boxing Timer · Rocky every 2 weeks. The most recent releases landed on September 21, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | TimerFlex | Boxing Timer · Rocky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/timerflex-wod-interval-timer/id6738749653/reviews) | **[4.8 (37 ratings)](https://appshunter.io/ios/app/boxing-timer-rocky/id6756496196/reviews)** |
| Number of ratings | 2 | **37** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 79 MB | 19 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Plainworks Teknoloji Limited Sirketi](https://appshunter.io/developer/1782187835) | [jean-baptiste delcros](https://appshunter.io/developer/1727119809) |

## What reviewers say

### TimerFlex

[App page](https://appshunter.io/ios/app/timerflex-wod-interval-timer/id6738749653)

This app uses AI to instantly create custom workout timers from whiteboard photos or text descriptions. It offers various pre-built formats, real-time heart rate tracking, and detailed workout history. Advanced features like Apple Watch sync and unlimited AI generation are available with a subscription.

**Highlights:** AI workout generation from photos/text, Apple Watch sync with haptic cues, Real-time heart rate and calorie tracking, 5 purpose-built workout formats (For Time, AMRAP, EMOM, Tabata, Custom), 1RM calculator, Voice coach and audio cues, Workout history and monthly stats

**Features:** Apple Watch app

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $1.49 | per 7 days |
| TimerFlex Monthly | $3.49 | per month |
| 3 Months subscription | $8.49 | per 3 months |
| TimerFlex Annual Offer | $12.99 | per year |
| TimerFlex Annual | $24.99 | per year |
| Ad-Free | $0.99 | one-time |
| TimerFlex Lifetime | $34.99 | one-time |


### Boxing Timer · Rocky

[App page](https://appshunter.io/ios/app/boxing-timer-rocky/id6756496196)

This interval timer app is designed for various training styles, including boxing, HIIT, and combat sports. It features a customizable interface with a modern aesthetic and clear visual cues for work and rest periods. Track your progress with detailed statistics and history while focusing on your workout.

**Highlights:** Professional boxing interval timer, Customizable rounds, work, and rest intervals, Quick presets for Boxing, MMA, and Tabata, Works in the background, Progress tracking with stats and history, Sleek 'Liquid Glass' Dark Mode interface

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $2.99 | per month |
| Weekly plan | $6.99 | per 7 days |
| Lifetime Access | $9.99 | one-time |
| Lifetime Access | $19.99 | one-time |


## Frequently asked questions

### Is TimerFlex free?

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

### Is Boxing Timer · Rocky free?

Boxing Timer · Rocky is free to download, with in-app purchases available.

### Which has better reviews, TimerFlex or Boxing Timer · Rocky?

Boxing Timer · Rocky is rated higher. TimerFlex averages 3.0 out of 5 from 2 ratings, while Boxing Timer · Rocky averages 4.8 from 37 ratings.

### Do TimerFlex or Boxing Timer · Rocky have ads?

TimerFlex shows ads; Boxing Timer · Rocky does not.

### Which is updated more often, TimerFlex or Boxing Timer · Rocky?

TimerFlex ships an update weekly, and Boxing Timer · Rocky every 2 weeks. Most recently, TimerFlex was updated on September 21, 2026 and Boxing Timer · Rocky on September 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.*