# Bubble Learning vs ZON

The clearest difference is update cadence: ZON at every 4 days against Bubble Learning's every 2 weeks. Bubble Learning's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Bubble Learning sells 2 in-app purchases, starting at $24.99 per year and ZON sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Bubble Learning ships an update every 2 weeks, ZON every 4 days. The most recent releases landed on October 25, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Bubble Learning | ZON |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 247 MB | 95 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [STEFANO NINNO](https://appshunter.io/developer/1841575710) | [Esra Cavdar](https://appshunter.io/developer/1847347650) |

## What reviewers say

### Bubble Learning

[App page](https://appshunter.io/ios/app/bubble-learning/id6752887938)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AnnualSubscription | $24.99 | per year |
| IncreaseClicks | $0.99 | one-time |


### ZON

[App page](https://appshunter.io/ios/app/zon-word-learning/id6754559407)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $9.99 | per year |


## Frequently asked questions

### Is Bubble Learning free?

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

### Is ZON free?

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

### Do Bubble Learning or ZON have ads?

Both Bubble Learning and ZON show ads.

### Which is updated more often, Bubble Learning or ZON?

Bubble Learning ships an update every 2 weeks, and ZON every 4 days. Most recently, Bubble Learning was updated on October 25, 2026 and ZON on October 26, 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.*