# Khmer Physic 11 vs Zupiq

The clearest difference is in-app purchases: Khmer Physic 11 at none against Zupiq's 1. Zupiq's advantage is update cadence (every 3 days vs every 7 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Zupiq sells 1 in-app purchase, starting at $4.99 per month. Khmer Physic 11 asks for nothing beyond the download.

Khmer Physic 11 ships an update every 7 months, Zupiq every 3 days. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Khmer Physic 11 | Zupiq |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 days** |
| Size | 49 MB | 108 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Puthea Khem](https://appshunter.io/developer/1471748857) | [Barang Huy](https://appshunter.io/developer/1859116929) |

## What reviewers say

### Khmer Physic 11

[App page](https://appshunter.io/ios/app/khmer-physic-11/id1601088424)

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

**In-app purchases:** none


### Zupiq

[App page](https://appshunter.io/ios/app/zupiq-ai-math-solver/id6804370123)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zupiq Premium | $4.99 | per month |


## Frequently asked questions

### Is Khmer Physic 11 free?

Khmer Physic 11 is free to download, with no in-app purchases.

### Is Zupiq free?

Zupiq is free to download, with in-app purchases available.

### Do Khmer Physic 11 or Zupiq have ads?

Neither Khmer Physic 11 nor Zupiq shows ads.

### Which is updated more often, Khmer Physic 11 or Zupiq?

Khmer Physic 11 ships an update every 7 months, and Zupiq every 3 days. Most recently, Khmer Physic 11 was updated on November 3, 2026 and Zupiq on November 6, 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.*