# PSIS Mobile vs KCM School

The clearest difference is update cadence: KCM School at every 2 weeks against PSIS Mobile's every 4 months. 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.

PSIS Mobile ships an update every 4 months, KCM School every 2 weeks. The most recent releases landed on September 19, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | PSIS Mobile | KCM School |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Size | 33 MB | 23 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sokheng Yong](https://appshunter.io/developer/1633787493) | [NEXTILLO EDUTECH PRIVATE LIMITED](https://appshunter.io/developer/1597259664) |

## What reviewers say

### PSIS Mobile

[App page](https://appshunter.io/ios/app/psis-mobile/id1633787491)

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

**In-app purchases:** none


### KCM School

[App page](https://appshunter.io/ios/app/kcm-school/id6742997239)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PSIS Mobile free?

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

### Is KCM School free?

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

### Do PSIS Mobile or KCM School have ads?

Neither PSIS Mobile nor KCM School shows ads.

### Which is updated more often, PSIS Mobile or KCM School?

PSIS Mobile ships an update every 4 months, and KCM School every 2 weeks. Most recently, PSIS Mobile was updated on September 19, 2026 and KCM School 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.*