# HTML5教程 vs Ebook Formats Converter

The clearest difference is ads: Ebook Formats Converter at none against HTML5教程's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. HTML5教程 sells 1 one-off in-app purchase and Ebook Formats Converter sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 26, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | HTML5教程 | Ebook Formats Converter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 91.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 52 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [宏斌 樊](https://appshunter.io/developer/1452129040) | [Meitian Trading](https://appshunter.io/developer/1549616114) |

## 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 |


### Ebook Formats Converter

[App page](https://appshunter.io/ios/app/ebook-formats-converter/id6446448731)

Easily convert ebooks between numerous formats like EPUB, MOBI, and PDF. Organize your library by editing metadata and access past conversions. Download or export files in batches with a user-friendly interface.

**Highlights:** Multiple ebook format conversion, Metadata editing, Conversion history, Batch download and export, User-friendly interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP月会员 | $2.99 | per month |
| VIP季会员 | $4.99 | per 3 months |
| VIP年会员 | $7.99 | per year |


## Frequently asked questions

### Is HTML5教程 free?

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

### Is Ebook Formats Converter free?

Ebook Formats Converter is free to download, with in-app purchases available.

### Do HTML5教程 or Ebook Formats Converter have ads?

HTML5教程 shows ads; Ebook Formats Converter does not.

### Which is updated more often, HTML5教程 or Ebook Formats Converter?

HTML5教程 ships an update every 4 months, and Ebook Formats Converter every 4 months. Most recently, HTML5教程 was updated on October 26, 2026 and Ebook Formats Converter on October 8, 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.*