# AWS DEA vs Least Common Multiple PRO

The clearest difference is price: AWS DEA at Free against Least Common Multiple PRO's $1.99. Least Common Multiple PRO's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support there is nothing between them.

AWS DEA is free to download; Least Common Multiple PRO costs $1.99 up front. AWS DEA sells 3 in-app purchases, starting at $5.99 per 7 days. Least Common Multiple PRO asks for nothing beyond the download.

AWS DEA ships an update every 5 months, Least Common Multiple PRO every 8 days. The most recent releases landed on November 9, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | AWS DEA | Least Common Multiple PRO |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 8 days** |
| Size | 54 MB | 179 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SPIDER SERVICE SRL](https://appshunter.io/developer/1120210105) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### AWS DEA

[App page](https://appshunter.io/ios/app/aws-dea-c01-exam-prep-2026/id6756280780)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $5.99 | per 7 days |
| Premium Yearly | $34.99 | per year |
| Premium Lifetime | $79.99 | one-time |


### Least Common Multiple PRO

[App page](https://appshunter.io/ios/app/least-common-multiple-pro/id6792035276)

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

**In-app purchases:** none


## Frequently asked questions

### Is AWS DEA free?

AWS DEA is free to download, with in-app purchases available.

### Is Least Common Multiple PRO free?

Least Common Multiple PRO costs $1.99, with no in-app purchases.

### Do AWS DEA or Least Common Multiple PRO have ads?

AWS DEA shows ads; Least Common Multiple PRO does not.

### Which is updated more often, AWS DEA or Least Common Multiple PRO?

AWS DEA ships an update every 5 months, and Least Common Multiple PRO every 8 days. Most recently, AWS DEA was updated on November 9, 2026 and Least Common Multiple PRO on November 2, 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.*