# Alchemy vs DP

The clearest difference is update cadence: Alchemy at every 6 weeks against DP's every 3 months. 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.

Alchemy ships an update every 6 weeks, DP every 3 months. The most recent releases landed on October 25, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Alchemy | DP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Size | 9 MB | 27 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rajaphan Padithaporn](https://appshunter.io/developer/1529062364) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### Alchemy

[App page](https://appshunter.io/ios/app/alchemy-lite/id6762423138)

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

**In-app purchases:** none


### DP

[App page](https://appshunter.io/ios/app/dp-800-sql-ai-developer-prep/id6772457661)

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

**In-app purchases:** none


## Frequently asked questions

### Is Alchemy free?

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

### Is DP free?

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

### Do Alchemy or DP have ads?

Neither Alchemy nor DP shows ads.

### Which is updated more often, Alchemy or DP?

Alchemy ships an update every 6 weeks, and DP every 3 months. Most recently, Alchemy was updated on October 25, 2026 and DP on October 14, 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.*