# MAI TECH vs Rubik's Clock

The clearest difference is in-app purchases: MAI TECH at none against Rubik's Clock's 1. MAI TECH also leads on update cadence (every 3 weeks vs every 10 months) and iOS requirement (12.3 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Rubik's Clock sells 1 one-off in-app purchase. MAI TECH asks for nothing beyond the download.

MAI TECH ships an update every 3 weeks, Rubik's Clock every 10 months. The most recent releases landed on October 2, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | MAI TECH | Rubik's Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rubiks-clock/id6746123692/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 10 months |
| Monetization | — | Free |
| Size | 152 MB | 20 MB |
| Requires iOS | **12.3** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Shantou Institute of Ultrasonic Inst. Co., Ltd.](https://appshunter.io/developer/406261738) | [Uliana Gritchina](https://appshunter.io/developer/1619495556) |

## What reviewers say

### MAI TECH

[App page](https://appshunter.io/ios/app/mai-tech/id6444035864)

**Features:** macOS Compatibility

**In-app purchases:** none


### Rubik's Clock

[App page](https://appshunter.io/ios/app/rubiks-clock/id6746123692)

This app serves as a specialized stopwatch for speedcubing enthusiasts. It tracks your performance with detailed statistics and provides algorithms to help improve your solving times.

**Highlights:** Speedcubing stopwatch, Performance statistics, Algorithm library, Skill improvement tools

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $0.49 | one-time |


## Frequently asked questions

### Is MAI TECH free?

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

### Is Rubik's Clock free?

Rubik's Clock is free to download, with in-app purchases available.

### Do MAI TECH or Rubik's Clock have ads?

Neither MAI TECH nor Rubik's Clock shows ads.

### Which is updated more often, MAI TECH or Rubik's Clock?

MAI TECH ships an update every 3 weeks, and Rubik's Clock every 10 months. Most recently, MAI TECH was updated on October 2, 2026 and Rubik's Clock on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*