# Chemistry lab pro vs Leja VBA Solutions

The clearest difference is price: Leja VBA Solutions at Free against Chemistry lab pro's $2.99. Leja VBA Solutions also leads on update cadence (every 3 months vs every 21 months) and iOS requirement (10.0 vs 13.0). On ads, in-app purchases and device support there is nothing between them.

Leja VBA Solutions is free to download; Chemistry lab pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Chemistry lab pro ships an update every 21 months, Leja VBA Solutions every 3 months. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Chemistry lab pro | Leja VBA Solutions |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 3 months** |
| Size | 21 MB | 10 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anas Abubakar](https://appshunter.io/developer/1581534101) | [Rik Leja](https://appshunter.io/developer/1636278698) |

## What reviewers say

### Chemistry lab pro

[App page](https://appshunter.io/ios/app/chemistry-lab-pro/id1622793028)

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

**In-app purchases:** none


### Leja VBA Solutions

[App page](https://appshunter.io/ios/app/leja-vba-solutions/id6475265095)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chemistry lab pro free?

Chemistry lab pro costs $2.99, with no in-app purchases.

### Is Leja VBA Solutions free?

Leja VBA Solutions is free to download, with no in-app purchases.

### Do Chemistry lab pro or Leja VBA Solutions have ads?

Neither Chemistry lab pro nor Leja VBA Solutions shows ads.

### Which is updated more often, Chemistry lab pro or Leja VBA Solutions?

Chemistry lab pro ships an update every 21 months, and Leja VBA Solutions every 3 months. Most recently, Chemistry lab pro was updated on November 7, 2026 and Leja VBA Solutions on November 8, 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.*