# KBCheck vs KOOLMAN SERVICE

The clearest difference is iOS requirement: KOOLMAN SERVICE at 11.0 against KBCheck's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

KBCheck ships an update every 10 days, KOOLMAN SERVICE weekly. The most recent releases landed on October 5, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | KBCheck | KOOLMAN SERVICE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Size | 66 MB | 40 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Pham](https://appshunter.io/developer/1594808704) | [Duc Hoang](https://appshunter.io/developer/1301966997) |

## What reviewers say

### KBCheck

[App page](https://appshunter.io/ios/app/kbcheck/id1594808702)

**Features:** macOS Compatibility

**In-app purchases:** none


### KOOLMAN SERVICE

[App page](https://appshunter.io/ios/app/koolman-service/id6472008376)

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

**In-app purchases:** none


## Frequently asked questions

### Is KBCheck free?

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

### Is KOOLMAN SERVICE free?

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

### Do KBCheck or KOOLMAN SERVICE have ads?

Neither KBCheck nor KOOLMAN SERVICE shows ads.

### Which is updated more often, KBCheck or KOOLMAN SERVICE?

KBCheck ships an update every 10 days, and KOOLMAN SERVICE weekly. Most recently, KBCheck was updated on October 5, 2026 and KOOLMAN SERVICE on October 13, 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.*