# Avelan vs Sunja

The clearest difference is ads: Avelan at none against Sunja's shown. Avelan also leads on update cadence (fortnightly vs every 5 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Avelan sells 3 in-app purchases, starting at $9.99 per month and Sunja sells 2 in-app purchases, starting at $29.99 per month. Whichever you choose, the download price is not the number that matters.

Avelan ships an update fortnightly, Sunja every 5 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Avelan | Sunja |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 5 months |
| Size | 56 MB | 70 MB |
| Requires iOS | 18.4 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Amir Alagic](https://appshunter.io/developer/1842715934) | [Sunja Labs Private Limited](https://appshunter.io/developer/1774734869) |

## What reviewers say

### Avelan

[App page](https://appshunter.io/ios/app/avelan-learn-8-languages/id6753150995)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Avelan Premium Monthly | $9.99 | per month |
| Avelan Premium Quarterly | $19.99 | per 3 months |
| Avelan Premium Annual | $39.99 | per year |


### Sunja

[App page](https://appshunter.io/ios/app/sunja-interactive-3d-science/id6760365462)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Learning | $29.99 | per month |
| Annual Learning | $199.99 | per year |


## Frequently asked questions

### Is Avelan free?

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

### Is Sunja free?

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

### Do Avelan or Sunja have ads?

Sunja shows ads; Avelan does not.

### Which is updated more often, Avelan or Sunja?

Avelan ships an update fortnightly, and Sunja every 5 months. Most recently, Avelan was updated on October 24, 2026 and Sunja on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*