# mamamap vs KSB

The clearest difference is update cadence: KSB at monthly against mamamap's every 14 months. mamamap's advantage is iOS requirement (12.0 vs 15.1). 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.

mamamap ships an update every 14 months, KSB monthly. The most recent releases landed on May 18, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | mamamap | KSB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Monthly** |
| Size | 11 MB | 109 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Catatec](https://appshunter.io/developer/557150334) | [heyPatient](https://appshunter.io/developer/1498301360) |

## What reviewers say

### mamamap

[App page](https://appshunter.io/ios/app/mamamap/id557150331)

**Features:** macOS Compatibility

**In-app purchases:** none


### KSB

[App page](https://appshunter.io/ios/app/ksb-app/id1660577360)

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

**In-app purchases:** none


## Frequently asked questions

### Is mamamap free?

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

### Is KSB free?

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

### Do mamamap or KSB have ads?

Neither mamamap nor KSB shows ads.

### Which is updated more often, mamamap or KSB?

mamamap ships an update every 14 months, and KSB monthly. Most recently, mamamap was updated on May 18, 2026 and KSB on September 17, 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.*