# HTML5教程 vs 石油标准

The clearest difference is in-app purchases: 石油标准 at none against HTML5教程's 1. 石油标准 also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. HTML5教程 sells 1 one-off in-app purchase. 石油标准 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on May 18, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | HTML5教程 | 石油标准 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 14.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | Every 4 months |
| Size | 7 MB | 37 MB |
| Requires iOS | **12.0** | 12.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [宏斌 樊](https://appshunter.io/developer/1452129040) | [石油工业出版社](https://appshunter.io/developer/1019225064) |

## What reviewers say

### HTML5教程

[App page](https://appshunter.io/ios/app/html5/id1438635589)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 去除广告插件 | $3.99 | one-time |


### 石油标准

[App page](https://appshunter.io/ios/app/id1491424663)

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

**In-app purchases:** none


## Frequently asked questions

### Is HTML5教程 free?

HTML5教程 is free to download, with in-app purchases available.

### Is 石油标准 free?

石油标准 is free to download, with no in-app purchases.

### Do HTML5教程 or 石油标准 have ads?

HTML5教程 shows ads; 石油标准 does not.

### Which is updated more often, HTML5教程 or 石油标准?

HTML5教程 ships an update every 4 months, and 石油标准 every 4 months. Most recently, HTML5教程 was updated on May 18, 2026 and 石油标准 on September 18, 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.*