# SmartKey vs Chess Clock by ChessRank

SmartKey and Chess Clock by ChessRank are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SmartKey | Chess Clock by ChessRank |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/chess-clock-by-chessrank/id6778077170/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | — | Free |
| Size | 20 MB | 41 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SmartKey s.r.o.](https://appshunter.io/developer/1515904395) | [Axis Venture Group LLC](https://appshunter.io/developer/1877679366) |

## What reviewers say

### SmartKey

[App page](https://appshunter.io/ios/app/smartkey-manager/id6462880301)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chess Clock by ChessRank

[App page](https://appshunter.io/ios/app/chess-clock-by-chessrank/id6778077170)

This app provides a professional, full-featured chess clock for serious players. It offers numerous built-in and customizable time controls, dual orientation display, and smart visual cues to help manage game time effectively. It also includes a time trainer and detailed game history tracking.

**Highlights:** 14 Built-In Time Controls, Customizable Time Controls (Simple & Advanced), Dual Orientation Display (Vertical, Horizontal), Smart Display with Urgency Cues, Chess Time Trainer for Time Management, Game History & Statistics Tracking, Offline Functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is SmartKey free?

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

### Is Chess Clock by ChessRank free?

Chess Clock by ChessRank is free to download, with no in-app purchases.

### Do SmartKey or Chess Clock by ChessRank have ads?

Neither SmartKey nor Chess Clock by ChessRank shows ads.

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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.*