# iSmartESA vs React Quiz

The clearest difference is price: React Quiz at Free against iSmartESA's $3.99. React Quiz also leads on update cadence (monthly vs every 3 months). iSmartESA's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

React Quiz is free to download; iSmartESA costs $3.99 up front. React Quiz sells 3 in-app purchases, starting at $0.99 per 7 days. iSmartESA asks for nothing beyond the download.

iSmartESA ships an update every 3 months, React Quiz monthly. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | iSmartESA | React Quiz |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Size | 3 MB | 83 MB |
| Requires iOS | **14.1** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hiroshi Nakano](https://appshunter.io/developer/1529446216) | [Creatopia Inc.](https://appshunter.io/developer/1523447963) |

## What reviewers say

### iSmartESA

[App page](https://appshunter.io/ios/app/ismartesa/id1579688964)

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

**In-app purchases:** none


### React Quiz

[App page](https://appshunter.io/ios/app/react-quiz-learn-with-ai/id6739236583)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $0.99 | per 7 days |
| Monthly Premium | $2.99 | per month |
| Yearly Premium | $24.99 | per year |


## Frequently asked questions

### Is iSmartESA free?

iSmartESA costs $3.99, with no in-app purchases.

### Is React Quiz free?

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

### Do iSmartESA or React Quiz have ads?

React Quiz shows ads; iSmartESA does not.

### Which is updated more often, iSmartESA or React Quiz?

iSmartESA ships an update every 3 months, and React Quiz monthly. Most recently, iSmartESA was updated on October 25, 2026 and React Quiz on October 9, 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.*