# Computer Science Calculations vs Kosmogram Cina

The clearest difference is update cadence: Computer Science Calculations at monthly against Kosmogram Cina's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Computer Science Calculations sells 3 in-app purchases, starting at $0.99 per 3 months and Kosmogram Cina sells 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Computer Science Calculations ships an update monthly, Kosmogram Cina every 4 months. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Computer Science Calculations | Kosmogram Cina |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 4 months |
| Size | 26 MB | 43 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Egal Net di Ettore Gallina](https://appshunter.io/developer/993232047) | [Bandung Fe Institute](https://appshunter.io/developer/1828581997) |

## What reviewers say

### Computer Science Calculations

[App page](https://appshunter.io/ios/app/computer-science-calculations/id1488787780)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Version (3 months) | $0.99 | per 3 months |
| PRO Version (1 year) | $2.49 | per year |
| PRO Version (Lifetime) | $89.99 | one-time |


### Kosmogram Cina

[App page](https://appshunter.io/ios/app/kosmogram-cina/id6757141946)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Langganan Premium 7 Hari | $0.99 | per 7 days |
| Langganan Premium 1 bulan | $1.99 | per month |
| Langganan Premium 1 tahun | $17.99 | per year |


## Frequently asked questions

### Is Computer Science Calculations free?

Computer Science Calculations is free to download, with in-app purchases available.

### Is Kosmogram Cina free?

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

### Do Computer Science Calculations or Kosmogram Cina have ads?

Both Computer Science Calculations and Kosmogram Cina show ads.

### Which is updated more often, Computer Science Calculations or Kosmogram Cina?

Computer Science Calculations ships an update monthly, and Kosmogram Cina every 4 months. Most recently, Computer Science Calculations was updated on October 11, 2026 and Kosmogram Cina on October 3, 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.*