# Alchemist Doctor vs Oakstone CMEssentials

The clearest difference is update cadence: Oakstone CMEssentials at every 2 months against Alchemist Doctor's every 9 months. Alchemist Doctor's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Alchemist Doctor ships an update every 9 months, Oakstone CMEssentials every 2 months. The most recent releases landed on October 1, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Alchemist Doctor | Oakstone CMEssentials |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 56 MB | 81 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [AKHIL SYSTEM PRIVATE LIMITED](https://appshunter.io/developer/1399525109) | [Oakstone Publishing, LLC](https://appshunter.io/developer/619447897) |

## What reviewers say

### Alchemist Doctor

[App page](https://appshunter.io/ios/app/alchemist-doctor/id6745256188)

**Features:** macOS Compatibility

**In-app purchases:** none


### Oakstone CMEssentials

[App page](https://appshunter.io/ios/app/oakstone-cmessentials/id6747255138)

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

**In-app purchases:** none


## Frequently asked questions

### Is Alchemist Doctor free?

Alchemist Doctor is free to download, with no in-app purchases.

### Is Oakstone CMEssentials free?

Oakstone CMEssentials is free to download, with no in-app purchases.

### Do Alchemist Doctor or Oakstone CMEssentials have ads?

Neither Alchemist Doctor nor Oakstone CMEssentials shows ads.

### Which is updated more often, Alchemist Doctor or Oakstone CMEssentials?

Alchemist Doctor ships an update every 9 months, and Oakstone CMEssentials every 2 months. Most recently, Alchemist Doctor was updated on October 1, 2026 and Oakstone CMEssentials on October 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.*