# KnotBolts vs TornPro

The clearest difference is update cadence: TornPro at weekly against KnotBolts's every 6 weeks. TornPro also leads on iOS requirement (13.0 vs 15.0). On price, ads, 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.

KnotBolts ships an update every 6 weeks, TornPro weekly. The most recent releases landed on September 29, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | KnotBolts | TornPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Size | 4 MB | 55 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Gabrielle Kenworthy](https://appshunter.io/developer/6806757134) | [Swati Chhabaria](https://appshunter.io/developer/1887282151) |

## What reviewers say

### KnotBolts

[App page](https://appshunter.io/ios/app/knotbolts/id6755597059)

**Features:** macOS Compatibility

**In-app purchases:** none


### TornPro

[App page](https://appshunter.io/ios/app/tornpro/id6780225998)

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

**In-app purchases:** none


## Frequently asked questions

### Is KnotBolts free?

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

### Is TornPro free?

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

### Do KnotBolts or TornPro have ads?

Neither KnotBolts nor TornPro shows ads.

### Which is updated more often, KnotBolts or TornPro?

KnotBolts ships an update every 6 weeks, and TornPro weekly. Most recently, KnotBolts was updated on September 29, 2026 and TornPro on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*