# 600 Câu vs BLX 600 Câu

The clearest difference is in-app purchases: BLX 600 Câu at none against 600 Câu's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 600 Câu sells 3 in-app purchases, starting at $0.99 per month. BLX 600 Câu asks for nothing beyond the download.

## The numbers

| Metric | 600 Câu | BLX 600 Câu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | — |
| Size | 88 MB | 72 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Duc Huy Tran](https://appshunter.io/developer/1649959275) | [Tu Ngoc Tai](https://appshunter.io/developer/1503531374) |

## What reviewers say

### 600 Câu

[App page](https://appshunter.io/ios/app/600-cau-gplx-2026/id6754902967)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gói Tháng | $0.99 | per month |
| Gói 6 tháng | $2.99 | per 6 months |
| Pro | $5.99 | one-time |


### BLX 600 Câu

[App page](https://appshunter.io/ios/app/blx-600-cau-on-thi-gplx/id6774988661)

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

**In-app purchases:** none


## Frequently asked questions

### Is 600 Câu free?

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

### Is BLX 600 Câu free?

BLX 600 Câu is free to download, with no in-app purchases.

### Do 600 Câu or BLX 600 Câu have ads?

Both 600 Câu and BLX 600 Câu show ads.

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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.*