# DTD CODE vs Giải Toán Lý Hóa

The clearest difference is update cadence: Giải Toán Lý Hóa at every 3 weeks against DTD CODE's every 7 months. DTD CODE's advantage is 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, Giải Toán Lý Hóa every 3 weeks. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | DTD CODE | Giải Toán Lý Hóa |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Size | 9 MB | 59 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) | [Quyen Pham](https://appshunter.io/developer/1167313158) |

## 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


### Giải Toán Lý Hóa

[App page](https://appshunter.io/ios/app/giai-toan-ly-hoa/id6749848206)

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

**In-app purchases:** none


## Frequently asked questions

### Is DTD CODE free?

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

### Is Giải Toán Lý Hóa free?

Giải Toán Lý Hóa is free to download, with no in-app purchases.

### Do DTD CODE or Giải Toán Lý Hóa have ads?

Neither DTD CODE nor Giải Toán Lý Hóa shows ads.

### Which is updated more often, DTD CODE or Giải Toán Lý Hóa?

DTD CODE ships an update every 7 months, and Giải Toán Lý Hóa every 3 weeks. Most recently, DTD CODE was updated on October 18, 2026 and Giải Toán Lý Hóa on October 11, 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.*