# ChessLock vs e4c5

ChessLock and e4c5 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. ChessLock sells 5 in-app purchases, starting at $2.99 per month and e4c5 sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ChessLock | e4c5 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/chesslock-screen-time-control/id6744930081/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Freemium | — |
| Size | 50 MB | 11 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Patricio Guzman](https://appshunter.io/developer/1707843725) | [Rodion Novikov](https://appshunter.io/developer/1665185350) |

## What reviewers say

### ChessLock

[App page](https://appshunter.io/ios/app/chesslock-screen-time-control/id6744930081)

This app helps you control screen time by blocking distracting applications. To take a break, you must solve chess puzzles, sharpening your mind and earning your pause. It's designed for anyone seeking enhanced focus and productivity with a unique, brain-boosting approach.

**Highlights:** Block distracting apps, Solve chess puzzles for breaks, Customizable focus sessions, Brain-training puzzles, Private by design, no data collection, Pro version for advanced features

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chesslock Pro | $2.99 | per month |
| Chesslock Pro | $19.99 | per year |
| Chesslock Pro | $29.99 | per year |
| Chesslock Pro | $17.49 | one-time |
| Chesslock Pro | $34.99 | one-time |


### e4c5

[App page](https://appshunter.io/ios/app/e4c5-app-blocker/id6757018750)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| e4c5 - Monthly Subscription | $1.99 | per month |
| e4c5 - Monthly Subscription | $3.99 | per month |
| e4c5 - Weekly Subscription | $3.99 | per 7 days |
| e4c5 - Lifetime Access | Free | one-time |
| e4c5 - Lifetime Access | $4.99 | one-time |


## Frequently asked questions

### Is ChessLock free?

ChessLock is free to download, with in-app purchases available.

### Is e4c5 free?

e4c5 is free to download, with in-app purchases available.

### Do ChessLock or e4c5 have ads?

Neither ChessLock nor e4c5 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.*