# 3D LEARNING CARD BIRDS vs E

The clearest difference is update cadence: 3D LEARNING CARD BIRDS at every 3 months against E's every 32 months. 3D LEARNING CARD BIRDS also leads on iOS requirement (5.1.1 vs 12.0). 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.

3D LEARNING CARD BIRDS ships an update every 3 months, E every 32 months. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 3D LEARNING CARD BIRDS | E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 32 months |
| Size | 181 MB | 213 MB |
| Requires iOS | **5.1.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alzzam Education Corp.](https://appshunter.io/developer/868032382) | [STRIX inc](https://appshunter.io/developer/1144861140) |

## What reviewers say

### 3D LEARNING CARD BIRDS

[App page](https://appshunter.io/ios/app/3d-learning-card-birds/id1092457943)

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-thology/id1457519660)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 3D LEARNING CARD BIRDS free?

3D LEARNING CARD BIRDS is free to download, with no in-app purchases.

### Is E free?

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

### Do 3D LEARNING CARD BIRDS or E have ads?

Neither 3D LEARNING CARD BIRDS nor E shows ads.

### Which is updated more often, 3D LEARNING CARD BIRDS or E?

3D LEARNING CARD BIRDS ships an update every 3 months, and E every 32 months. Most recently, 3D LEARNING CARD BIRDS was updated on October 11, 2026 and E on October 16, 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.*