# HTML Viewer Pro vs EcoQCode

The clearest difference is ads: EcoQCode at none against HTML Viewer Pro's shown. EcoQCode also leads on update cadence (every 3 weeks vs every 15 months). HTML Viewer Pro's advantage is iOS requirement (12.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. HTML Viewer Pro sells 2 in-app purchases, starting at $1.99 per month and EcoQCode sells 1 in-app purchase, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

HTML Viewer Pro ships an update every 15 months, EcoQCode every 3 weeks. The most recent releases landed on September 5, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | HTML Viewer Pro | EcoQCode |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (45 ratings)](https://appshunter.io/ios/app/html-viewer-pro/id1521187909/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 47.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 5 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Hayato Shimizu](https://appshunter.io/developer/1207195348) | [Aires A.T Pte Ltd](https://appshunter.io/developer/1821149482) |

## What reviewers say

### HTML Viewer Pro

[App page](https://appshunter.io/ios/app/html-viewer-pro/id1521187909)

View HTML source code from URLs or directly from Safari. This app offers multi-tab browsing, bookmarking, and search functionality. Customize the display with various themes, fonts, and user agents.

**Highlights:** View source code from URLs, View source code from Safari share, Multi-tab browsing, Bookmark and history management, Keyword search in source code, Switch between static and dynamic HTML, Customizable themes and fonts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly plan) | $1.99 | per month |
| Premium (Buying out) | $19.99 | one-time |


### EcoQCode

[App page](https://appshunter.io/ios/app/ecoqcode/id6746188418)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $9.99 | per month |


## Frequently asked questions

### Is HTML Viewer Pro free?

HTML Viewer Pro is free to download, with in-app purchases available.

### Is EcoQCode free?

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

### Do HTML Viewer Pro or EcoQCode have ads?

HTML Viewer Pro shows ads; EcoQCode does not.

### Which is updated more often, HTML Viewer Pro or EcoQCode?

HTML Viewer Pro ships an update every 15 months, and EcoQCode every 3 weeks. Most recently, HTML Viewer Pro was updated on September 5, 2026 and EcoQCode on September 14, 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.*