# EasyMemoryItem vs 3D Geometry

The clearest difference is update cadence: 3D Geometry at every 5 days against EasyMemoryItem's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. EasyMemoryItem sells 2 in-app purchases, starting at $8.90 per month and 3D Geometry sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

EasyMemoryItem ships an update fortnightly, 3D Geometry every 5 days. The most recent releases landed on November 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | EasyMemoryItem | 3D Geometry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/easymemoryitem-pilot-trainer/id1367457386/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 68 MB | 3 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Easy Memory Item UG (haftungsbeschrankt)](https://appshunter.io/developer/1367457385) | [光浩 李](https://appshunter.io/developer/1576352133) |

## What reviewers say

### EasyMemoryItem

[App page](https://appshunter.io/ios/app/easymemoryitem-pilot-trainer/id1367457386)

This app helps pilots refresh essential aircraft knowledge for emergencies and type ratings. It offers short, focused sessions on memory items, checklists, limitations, and systems, with ready-made content for various aircraft. Offline functionality ensures access in the cockpit.

**Highlights:** Memory item refresh, Checklist study, Aircraft limitations, Systems questions, Offline functionality, Type rating prep, Custom content for organizations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EMI Pro Monthly | $8.90 | per month |
| EMI Pro Yearly | $24.90 | per year |


### 3D Geometry

[App page](https://appshunter.io/ios/app/3d-geometry-solids-and-sections/id6757910669)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3D Geometry Pro | $5.99 | one-time |


## Frequently asked questions

### Is EasyMemoryItem free?

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

### Is 3D Geometry free?

3D Geometry is free to download, with in-app purchases available.

### Do EasyMemoryItem or 3D Geometry have ads?

Neither EasyMemoryItem nor 3D Geometry shows ads.

### Which is updated more often, EasyMemoryItem or 3D Geometry?

EasyMemoryItem ships an update fortnightly, and 3D Geometry every 5 days. Most recently, EasyMemoryItem was updated on November 2, 2026 and 3D Geometry on October 25, 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.*