# Khmer Biology 12 vs IT

The clearest difference is update cadence: IT at every 2 months against Khmer Biology 12's every 7 months. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Khmer Biology 12 ships an update every 7 months, IT every 2 months. The most recent releases landed on May 16, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Khmer Biology 12 | IT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Size | 58 MB | 16 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Puthea Khem](https://appshunter.io/developer/1471748857) | [Versita Pty. Ltd.](https://appshunter.io/developer/1034656661) |

## What reviewers say

### Khmer Biology 12

[App page](https://appshunter.io/ios/app/khmer-biology-12/id1590743745)

**In-app purchases:** none


### IT

[App page](https://appshunter.io/ios/app/it-qr-code/id6446443418)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Khmer Biology 12 free?

Khmer Biology 12 is free to download, with no in-app purchases.

### Is IT free?

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

### Which is updated more often, Khmer Biology 12 or IT?

Khmer Biology 12 ships an update every 7 months, and IT every 2 months. Most recently, Khmer Biology 12 was updated on May 16, 2026 and IT on May 19, 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.*