# Open2FA vs Chess Clock & Scoresheet

The clearest difference is in-app purchases: Open2FA at none against Chess Clock & Scoresheet's 4. Open2FA also leads on device support (4 vs 2) and iOS requirement (15.0 vs 18.6). Chess Clock & Scoresheet's advantage is update cadence (every 3 days vs every 3 weeks). On price and ads there is nothing between them.

Both are free to download. Chess Clock & Scoresheet sells 4 one-off in-app purchases. Open2FA asks for nothing beyond the download.

Open2FA ships an update every 3 weeks, Chess Clock & Scoresheet every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Open2FA | Chess Clock & Scoresheet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chess-clock-and-scoresheet/id6755656006/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | — | Free |
| Size | 11 MB | 15 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Uladzislau Vrubleuski](https://appshunter.io/developer/1741366888) | [Mohammad Alhasson](https://appshunter.io/developer/1189674676) |

## What reviewers say

### Open2FA

[App page](https://appshunter.io/ios/app/open2fa/id6497407368)

**In-app purchases:** none


### Chess Clock & Scoresheet

[App page](https://appshunter.io/ios/app/chess-clock-and-scoresheet/id6755656006)

Transform your device into a professional chess clock with advanced move recording. Supports voice, handwriting, and manual input for casual games to tournaments. Offers PGN export for analysis and a beautiful, customizable interface.

**Highlights:** Professional time controls with increment, Voice and handwriting move recognition, Manual move entry, Automatic PGN generation, Game history and statistics, Customizable themes and fonts, PGN export for analysis

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Good Move Tip | $0.99 | one-time |
| Great Move Tip | $2.99 | one-time |
| Best Move Tip | $4.99 | one-time |
| Brilliant Move Tip | $9.99 | one-time |


## Frequently asked questions

### Is Open2FA free?

Open2FA is free to download, with no in-app purchases.

### Is Chess Clock & Scoresheet free?

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

### Do Open2FA or Chess Clock & Scoresheet have ads?

Neither Open2FA nor Chess Clock & Scoresheet shows ads.

### Which is updated more often, Open2FA or Chess Clock & Scoresheet?

Open2FA ships an update every 3 weeks, and Chess Clock & Scoresheet every 3 days. Most recently, Open2FA was updated on October 25, 2026 and Chess Clock & Scoresheet on October 24, 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.*