# Research Gateway vs Reading 500 ตะลุยโจทย์อังกฤษ

The clearest difference is in-app purchases: Research Gateway at none against Reading 500 ตะลุยโจทย์อังกฤษ's 1. Research Gateway also leads on ads (none vs shown) and iOS requirement (9.0 vs 18.0). On price and device support there is nothing between them.

Both are free to download. Reading 500 ตะลุยโจทย์อังกฤษ sells 1 one-off in-app purchase. Research Gateway asks for nothing beyond the download.

## The numbers

| Metric | Research Gateway | Reading 500 ตะลุยโจทย์อังกฤษ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Size | 86 MB | 13 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [National Research Council of Thailand](https://appshunter.io/developer/1457178309) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### Research Gateway

[App page](https://appshunter.io/ios/app/research-gateway/id1591163502)

**Features:** macOS Compatibility

**In-app purchases:** none


### Reading 500 ตะลุยโจทย์อังกฤษ

[App page](https://appshunter.io/ios/app/reading-500/id6801436593)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $2.99 | one-time |


## Frequently asked questions

### Is Research Gateway free?

Research Gateway is free to download, with no in-app purchases.

### Is Reading 500 ตะลุยโจทย์อังกฤษ free?

Reading 500 ตะลุยโจทย์อังกฤษ is free to download, with in-app purchases available.

### Do Research Gateway or Reading 500 ตะลุยโจทย์อังกฤษ have ads?

Reading 500 ตะลุยโจทย์อังกฤษ shows ads; Research Gateway does not.

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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.*