# Chess Prep Pro Openings vs Chess Timer

The clearest difference is in-app purchases: Chess Timer at none against Chess Prep Pro Openings's 3. Chess Timer also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). Chess Prep Pro Openings's advantage is update cadence (fortnightly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Chess Prep Pro Openings sells 3 in-app purchases, starting at $3.99 per month. Chess Timer asks for nothing beyond the download.

Chess Prep Pro Openings ships an update fortnightly, Chess Timer every 2 months. The most recent releases landed on October 11, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Chess Prep Pro Openings | Chess Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (20 ratings)](https://appshunter.io/ios/app/chess-prep-pro-openings/id1606629475/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 213 MB | 7 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tomasz Bogun](https://appshunter.io/developer/1502902123) | [Sana Tahir](https://appshunter.io/developer/1692980493) |

## What reviewers say

### Chess Prep Pro Openings

[App page](https://appshunter.io/ios/app/chess-prep-pro-openings/id1606629475)

Master chess openings by building custom repertoires and training your memory. Analyze opponent moves, discover blind spots, and utilize an advanced engine for in-depth preparation. Expand your knowledge with downloadable repertoires and import/export PGNs.

**Highlights:** Custom chess opening repertoires, Repertoire training and memory sharpening, Blind spot finder against player games, Chess openings player database, Advanced StockFish engine analysis, Downloadable and importable repertoires

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium subscription | $3.99 | per month |
| Yearly premium | $24.99 | per year |
| Lifetime Premium | $59.99 | one-time |


### Chess Timer

[App page](https://appshunter.io/ios/app/chess-timer-game-clock/id6450647743)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chess Prep Pro Openings free?

Chess Prep Pro Openings is free to download, with in-app purchases available.

### Is Chess Timer free?

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

### Do Chess Prep Pro Openings or Chess Timer have ads?

Chess Prep Pro Openings shows ads; Chess Timer does not.

### Which is updated more often, Chess Prep Pro Openings or Chess Timer?

Chess Prep Pro Openings ships an update fortnightly, and Chess Timer every 2 months. Most recently, Chess Prep Pro Openings was updated on October 11, 2026 and Chess Timer on September 28, 2026.

---

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