# Boostarz vs YuKnow

The clearest difference is ads: YuKnow at none against Boostarz's shown. YuKnow also leads on update cadence (every 2 days vs every 6 weeks) and iOS requirement (13.0 vs 15.1). 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.

Boostarz ships an update every 6 weeks, YuKnow every 2 days. The most recent releases landed on October 10, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Boostarz | YuKnow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Size | 48 MB | 91 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Marc Aurele Guerrier](https://appshunter.io/developer/1457550026) | [Oleksandr Vasylchenko](https://appshunter.io/developer/1737532456) |

## What reviewers say

### Boostarz

[App page](https://appshunter.io/ios/app/boostarz/id6446412825)

**In-app purchases:** none


### YuKnow

[App page](https://appshunter.io/ios/app/yuknow/id6479929506)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Boostarz free?

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

### Is YuKnow free?

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

### Do Boostarz or YuKnow have ads?

Boostarz shows ads; YuKnow does not.

### Which is updated more often, Boostarz or YuKnow?

Boostarz ships an update every 6 weeks, and YuKnow every 2 days. Most recently, Boostarz was updated on October 10, 2026 and YuKnow on September 12, 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.*