# Curiosity Hub vs iSpeak Language

The clearest difference is in-app purchases: iSpeak Language at none against Curiosity Hub's 7. iSpeak Language also leads on update cadence (monthly vs every 64 months) and iOS requirement (10.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Curiosity Hub sells 7 one-off in-app purchases. iSpeak Language asks for nothing beyond the download.

Curiosity Hub ships an update every 64 months, iSpeak Language monthly. Both last shipped on October 26, 2026.

## The numbers

| Metric | Curiosity Hub | iSpeak Language |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 64 months | **Monthly** |
| Size | 47 MB | 6 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beracah USA LLC](https://appshunter.io/developer/1023134470) | [Yihang Huang](https://appshunter.io/developer/1451896625) |

## What reviewers say

### Curiosity Hub

[App page](https://appshunter.io/ios/app/curiosity-hub/id1460997984)

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $2.99 | one-time |
| Remove Ads - Why Question | $2.99 | one-time |
| Remove Ads - What Question | $2.99 | one-time |
| Remove Ads - Sci Tech | $2.99 | one-time |
| Remove Ads - How Question | $2.99 | one-time |
| Remove Ads - History Today | $2.99 | one-time |
| Remove Ads - Complete App | $9.99 | one-time |


### iSpeak Language

[App page](https://appshunter.io/ios/app/ispeak-language/id1476231857)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Curiosity Hub free?

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

### Is iSpeak Language free?

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

### Do Curiosity Hub or iSpeak Language have ads?

Neither Curiosity Hub nor iSpeak Language shows ads.

### Which is updated more often, Curiosity Hub or iSpeak Language?

Curiosity Hub ships an update every 64 months, and iSpeak Language monthly. Most recently, Curiosity Hub was updated on October 26, 2026 and iSpeak Language 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.*