# Rolling Stone Timer vs Screw Pin Puzzle Bolt Master

The clearest difference is ads: Rolling Stone Timer at none against Screw Pin Puzzle Bolt Master's shown. Rolling Stone Timer also leads on update cadence (daily vs every 9 months) and iOS requirement (8.0 vs 13.0). On price, in-app purchases and device support there is nothing between them.

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

Rolling Stone Timer ships an update daily, Screw Pin Puzzle Bolt Master every 9 months. The most recent releases landed on October 8, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Rolling Stone Timer | Screw Pin Puzzle Bolt Master |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 9 months |
| Size | 18 MB | 294 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Big Potato Ltd.](https://appshunter.io/developer/1038500530) | [Petro Rybalchenko](https://appshunter.io/developer/1810469252) |

## What reviewers say

### Rolling Stone Timer

[App page](https://appshunter.io/ios/app/rolling-stone-timer/id1503569194)

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

**In-app purchases:** none


### Screw Pin Puzzle Bolt Master

[App page](https://appshunter.io/ios/app/screw-pin-puzzle-bolt-master/id6474098536)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rolling Stone Timer free?

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

### Is Screw Pin Puzzle Bolt Master free?

Screw Pin Puzzle Bolt Master is free to download, with no in-app purchases.

### Do Rolling Stone Timer or Screw Pin Puzzle Bolt Master have ads?

Screw Pin Puzzle Bolt Master shows ads; Rolling Stone Timer does not.

### Which is updated more often, Rolling Stone Timer or Screw Pin Puzzle Bolt Master?

Rolling Stone Timer ships an update daily, and Screw Pin Puzzle Bolt Master every 9 months. Most recently, Rolling Stone Timer was updated on October 8, 2026 and Screw Pin Puzzle Bolt Master on October 3, 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.*