# DTD CODE vs Ôn thi GPLX

The clearest difference is update cadence: DTD CODE at every 7 months against Ôn thi GPLX's every 85 months. DTD CODE also leads on iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DTD CODE ships an update every 7 months, Ôn thi GPLX every 85 months. The most recent releases landed on November 3, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | DTD CODE | Ôn thi GPLX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 85 months |
| Size | 9 MB | 61 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Cong Quyet](https://appshunter.io/developer/1289112760) | [Le Minh Duc](https://appshunter.io/developer/1312714327) |

## What reviewers say

### DTD CODE

[App page](https://appshunter.io/ios/app/dtd-code/id1436681566)

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

**In-app purchases:** none


### Ôn thi GPLX

[App page](https://appshunter.io/ios/app/on-thi-gplx-600-cau-moi-nhat/id1448252938)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DTD CODE free?

DTD CODE is free to download, with no in-app purchases.

### Is Ôn thi GPLX free?

Ôn thi GPLX is free to download, with no in-app purchases.

### Do DTD CODE or Ôn thi GPLX have ads?

Neither DTD CODE nor Ôn thi GPLX shows ads.

### Which is updated more often, DTD CODE or Ôn thi GPLX?

DTD CODE ships an update every 7 months, and Ôn thi GPLX every 85 months. Most recently, DTD CODE was updated on November 3, 2026 and Ôn thi GPLX on October 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*