# ChessLock vs ScrollVolt

The clearest difference is update cadence: ScrollVolt at weekly against ChessLock's fortnightly. ChessLock's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. ChessLock sells 5 in-app purchases, starting at $2.99 per 7 days and ScrollVolt sells 2 in-app purchases, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

ChessLock ships an update fortnightly, ScrollVolt weekly. The most recent releases landed on October 25, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | ChessLock | ScrollVolt |
| --- | --- | --- |
| 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 | **Weekly** |
| Monetization | Freemium | — |
| Size | 50 MB | 53 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Patricio Guzman](https://appshunter.io/developer/1707843725) | [Hasan Celik](https://appshunter.io/developer/1754745586) |

## 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 7 days |
| Chesslock Pro | $4.99 | per month |
| Chesslock Pro | $29.99 | per year |
| Chesslock Pro | $17.49 | one-time |
| Chesslock Pro | $34.99 | one-time |


### ScrollVolt

[App page](https://appshunter.io/ios/app/scrollvolt-screen-time-limit/id6819569173)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScrollVolt Premium | $19.99 | per year |
| Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is ChessLock free?

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

### Is ScrollVolt free?

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

### Do ChessLock or ScrollVolt have ads?

Neither ChessLock nor ScrollVolt shows ads.

### Which is updated more often, ChessLock or ScrollVolt?

ChessLock ships an update fortnightly, and ScrollVolt weekly. Most recently, ChessLock was updated on October 25, 2026 and ScrollVolt on October 26, 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.*