# Calcsharp Pro vs MEPhI AR Lab

The clearest difference is price: MEPhI AR Lab at Free against Calcsharp Pro's $1.99. MEPhI AR Lab also leads on iOS requirement (13.0 vs 16.0). Calcsharp Pro's advantage is update cadence (every 2 days vs every 5 months). On ads, in-app purchases and device support there is nothing between them.

MEPhI AR Lab is free to download; Calcsharp Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calcsharp Pro ships an update every 2 days, MEPhI AR Lab every 5 months. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Calcsharp Pro | MEPhI AR Lab |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 months |
| Size | 4 MB | 81 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nikola Stepan](https://appshunter.io/developer/398370680) | [Sergey Nemeshaev](https://appshunter.io/developer/1542358948) |

## What reviewers say

### Calcsharp Pro

[App page](https://appshunter.io/ios/app/calcsharp-pro/id1644401194)

**Features:** Vision Pro support

**In-app purchases:** none


### MEPhI AR Lab

[App page](https://appshunter.io/ios/app/mephi-ar-lab/id6446027946)

**In-app purchases:** none


## Frequently asked questions

### Is Calcsharp Pro free?

Calcsharp Pro costs $1.99, with no in-app purchases.

### Is MEPhI AR Lab free?

MEPhI AR Lab is free to download, with no in-app purchases.

### Do Calcsharp Pro or MEPhI AR Lab have ads?

Neither Calcsharp Pro nor MEPhI AR Lab shows ads.

### Which is updated more often, Calcsharp Pro or MEPhI AR Lab?

Calcsharp Pro ships an update every 2 days, and MEPhI AR Lab every 5 months. Most recently, Calcsharp Pro was updated on October 9, 2026 and MEPhI AR Lab on October 7, 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.*