# Chess Prep Pro Openings vs Dice Chess Timer

The clearest difference is in-app purchases: Dice Chess Timer at none against Chess Prep Pro Openings's 3. Dice Chess Timer also leads on ads (none vs shown). Chess Prep Pro Openings's advantage is update cadence (fortnightly vs every 14 months). On price, device support and iOS requirement 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. Dice Chess Timer asks for nothing beyond the download.

Chess Prep Pro Openings ships an update fortnightly, Dice Chess Timer every 14 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Chess Prep Pro Openings | Dice Chess Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (22 ratings)](https://appshunter.io/ios/app/chess-prep-pro-openings/id1606629475/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 14 months |
| Monetization | Free with in-app purchases | — |
| Size | 214 MB | 100 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tomasz Bogun](https://appshunter.io/developer/1502902123) | [OFC31-Dev](https://appshunter.io/developer/1594249905) |

## 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 |


### Dice Chess Timer

[App page](https://appshunter.io/ios/app/dice-chess-timer/id1620795892)

**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 Dice Chess Timer free?

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

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

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

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

Chess Prep Pro Openings ships an update fortnightly, and Dice Chess Timer every 14 months. Most recently, Chess Prep Pro Openings was updated on November 3, 2026 and Dice Chess Timer on October 27, 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.*