# Chemist Calc vs تطوير معان

The clearest difference is in-app purchases: تطوير معان at none against Chemist Calc's 1. تطوير معان also leads on update cadence (every 3 months vs every 9 months) and iOS requirement (11.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Chemist Calc sells 1 one-off in-app purchase. تطوير معان asks for nothing beyond the download.

Chemist Calc ships an update every 9 months, تطوير معان every 3 months. The most recent releases landed on September 30, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Chemist Calc | تطوير معان |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chemist-calc/id1052603017/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 11 MB | 32 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [ilan TETRUASHVILI](https://appshunter.io/developer/940821251) | [Mahmoud Afghani](https://appshunter.io/developer/1709307916) |

## What reviewers say

### Chemist Calc

[App page](https://appshunter.io/ios/app/chemist-calc/id1052603017)

This app serves as a smart chemistry calculator for converting between moles and grams. It also provides a comprehensive periodic table with element specifications and unit conversion tools.

**Highlights:** Mole to gram conversion, Gram to mole conversion, Periodic table with element specifications, Unit conversion, Learn chemistry signs

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ad's | $0.99 | one-time |


### تطوير معان

[App page](https://appshunter.io/ios/app/id6467875619)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chemist Calc free?

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

### Is تطوير معان free?

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

### Do Chemist Calc or تطوير معان have ads?

Neither Chemist Calc nor تطوير معان shows ads.

### Which is updated more often, Chemist Calc or تطوير معان?

Chemist Calc ships an update every 9 months, and تطوير معان every 3 months. Most recently, Chemist Calc was updated on September 30, 2026 and تطوير معان on October 9, 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.*