# POWERUP 4.0 vs Chess Clock & Chess Timer

The clearest difference is review sentiment: Chess Clock & Chess Timer at 100% against POWERUP 4.0's 45%. Chess Clock & Chess Timer also leads on rating (4.6 vs 3.7). POWERUP 4.0's advantage is in-app purchases (none vs 2) and ratings volume (124 vs 9). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Chess Clock & Chess Timer sells 2 in-app purchases, starting at $3.99 per 7 days. POWERUP 4.0 asks for nothing beyond the download.

Chess Clock & Chess Timer holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: POWERUP 4.0 has 124 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 45% of POWERUP 4.0's written reviews are positive against 100% of Chess Clock & Chess Timer's.

POWERUP 4.0 ships an update every 2 weeks, Chess Clock & Chess Timer monthly. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | POWERUP 4.0 | Chess Clock & Chess Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (124 ratings)](https://appshunter.io/ios/app/powerup-40/id1521055394/reviews) | **[4.6 (9 ratings)](https://appshunter.io/ios/app/chess-clock-and-chess-timer/id6756974049/reviews)** |
| Number of ratings | **124** | 9 |
| Positive reviews | 45.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | Freemium |
| Size | 143 MB | 7 MB |
| Requires iOS | **15.6** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tailor Toys LTD](https://appshunter.io/developer/740714582) | [Maksym Farynets](https://appshunter.io/developer/1863963980) |

## What reviewers say

### POWERUP 4.0

[App page](https://appshunter.io/ios/app/powerup-40/id1521055394)

Transform paper airplanes into smart, controllable flying machines. Experience smooth, intuitive flight with advanced sensors and dual motors. Master aerobatics, track flight data, and enjoy night flying with optional LEDs.

**Highlights:** On-board flight computer, Gyro and accelerometer sensors, Dual thrust vectoring motors, Auto-looping aerobatics, Real-time flight analytics, Optional LED lights, Wheeled takeoff and landing

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

**In-app purchases:** none


### Chess Clock & Chess Timer

[App page](https://appshunter.io/ios/app/chess-clock-and-chess-timer/id6756974049)

This app provides a tournament-ready chess clock for over-the-board games. It offers customizable time controls, including increments and delays, and supports features like time odds for uneven matchups. Enjoy a clean interface with sound cues and mid-game adjustments.

**Highlights:** Tournament-ready chess clock, Customizable time controls (increment, delay), Time odds for uneven matchups, Presets for various game speeds, Mid-game adjustments, Offline play

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Days Free | $3.99 | per 7 days |
| Premium Annual | $49.99 | per year |


## Frequently asked questions

### Is POWERUP 4.0 free?

POWERUP 4.0 is free to download, with no in-app purchases.

### Is Chess Clock & Chess Timer free?

Chess Clock & Chess Timer is free to download, with in-app purchases available.

### Which has better reviews, POWERUP 4.0 or Chess Clock & Chess Timer?

Chess Clock & Chess Timer is rated higher. POWERUP 4.0 averages 3.7 out of 5 from 124 ratings, while Chess Clock & Chess Timer averages 4.6 from 9 ratings.

### Do POWERUP 4.0 or Chess Clock & Chess Timer have ads?

Neither POWERUP 4.0 nor Chess Clock & Chess Timer shows ads.

### Which is updated more often, POWERUP 4.0 or Chess Clock & Chess Timer?

POWERUP 4.0 ships an update every 2 weeks, and Chess Clock & Chess Timer monthly. Most recently, POWERUP 4.0 was updated on October 15, 2026 and Chess Clock & Chess 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.*