# Learn Dino vs AEP Preview by ARVO

The clearest difference is in-app purchases: AEP Preview by ARVO at none against Learn Dino's 5. AEP Preview by ARVO also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Learn Dino sells 5 in-app purchases, starting at $3.99 per month. AEP Preview by ARVO asks for nothing beyond the download.

Learn Dino ships an update weekly, AEP Preview by ARVO every 4 days. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Learn Dino | AEP Preview by ARVO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 4 days** |
| Size | 80 MB | 123 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [EIL](https://appshunter.io/developer/1895447632) | [TheTowerTech](https://appshunter.io/developer/1259751444) |

## What reviewers say

### Learn Dino

[App page](https://appshunter.io/ios/app/learn-dino/id6763704798)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Learning | $3.99 | per month |
| Hearts Refill | $0.49 | one-time |
| Extra course with images | $0.99 | one-time |
| Streak Freeze | $0.99 | one-time |
| Buy points | $0.99 | one-time |


### AEP Preview by ARVO

[App page](https://appshunter.io/ios/app/aep-preview-by-arvo/id6766014237)

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

**In-app purchases:** none


## Frequently asked questions

### Is Learn Dino free?

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

### Is AEP Preview by ARVO free?

AEP Preview by ARVO is free to download, with no in-app purchases.

### Do Learn Dino or AEP Preview by ARVO have ads?

Learn Dino shows ads; AEP Preview by ARVO does not.

### Which is updated more often, Learn Dino or AEP Preview by ARVO?

Learn Dino ships an update weekly, and AEP Preview by ARVO every 4 days. Most recently, Learn Dino was updated on October 22, 2026 and AEP Preview by ARVO 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.*