# HTML Dual Viewer vs Codable

The clearest difference is rating: Codable at 4.3 against HTML Dual Viewer's 2.7. HTML Dual Viewer's advantage is iOS requirement (8.4 vs 26.4). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

Codable holds the better App Store score, 4.3 against 2.7. Both are backed by a comparable volume of ratings — 3 and 6 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

HTML Dual Viewer ships an update every 3 weeks, Codable monthly. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | HTML Dual Viewer | Codable |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (3 ratings)](https://appshunter.io/ios/app/html-dual-viewer/id1027385656/reviews) | **[4.3 (6 ratings)](https://appshunter.io/ios/app/codable/id1324741659/reviews)** |
| Number of ratings | 3 | **6** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free | Free |
| Size | 16 MB | 9 MB |
| Requires iOS | **8.4** | 26.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Makoto Nishimoto](https://appshunter.io/developer/896702438) | [Jeremy Collins](https://appshunter.io/developer/1324741658) |

## What reviewers say

### HTML Dual Viewer

[App page](https://appshunter.io/ios/app/html-dual-viewer/id1027385656)

View HTML source code and browse web pages side-by-side. Features a syntax highlighter and Google search integration for easy code checking and site analysis. Allows real-time updates of HTML source as you navigate.

**Highlights:** Dual screen HTML viewer, Syntax highlighter, Google search integration, Real-time HTML source updates, Adjustable screen width, Full screen mode

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

**In-app purchases:** none


### Codable

[App page](https://appshunter.io/ios/app/codable/id1324741659)

This app offers front-end web development tools optimized for mobile devices. It allows for basic debugging, rendering tests, and CSS editing of any web URL directly from your phone.

**Highlights:** Resizable viewport for device emulation, View pre-rendered website source, Inspect and edit CSS, View and execute console commands, Structured listing of rendered nodes

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HTML Dual Viewer free?

HTML Dual Viewer is free to download, with no in-app purchases.

### Is Codable free?

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

### Which has better reviews, HTML Dual Viewer or Codable?

Codable is rated higher. HTML Dual Viewer averages 2.7 out of 5 from 3 ratings, while Codable averages 4.3 from 6 ratings.

### Do HTML Dual Viewer or Codable have ads?

Neither HTML Dual Viewer nor Codable shows ads.

### Which is updated more often, HTML Dual Viewer or Codable?

HTML Dual Viewer ships an update every 3 weeks, and Codable monthly. Most recently, HTML Dual Viewer was updated on October 9, 2026 and Codable on October 12, 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.*