# HTML Viewer Pro vs Flowcharts

The clearest difference is review sentiment: Flowcharts at 100% against HTML Viewer Pro's 49%. Flowcharts also leads on rating (5.0 vs 3.9) and in-app purchases (none vs 2). HTML Viewer Pro's advantage is ratings volume (45 vs 2) and iOS requirement (12.0 vs 16.0). On price 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. Flowcharts asks for nothing beyond the download.

Flowcharts holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: HTML Viewer Pro has 45 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 49% of HTML Viewer Pro's written reviews are positive against 100% of Flowcharts's.

HTML Viewer Pro ships an update every 15 months, Flowcharts every 4 months. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | HTML Viewer Pro | Flowcharts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (45 ratings)](https://appshunter.io/ios/app/html-viewer-pro/id1521187909/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flowcharts-visual-compiler/id1661824010/reviews)** |
| Number of ratings | **45** | 2 |
| Positive reviews | 49.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 4 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 33 MB | 1 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) | [Mert Arican](https://appshunter.io/developer/1549684453) |

## 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 |


### Flowcharts

[App page](https://appshunter.io/ios/app/flowcharts-visual-compiler/id1661824010)

Automate the creation of flowcharts by building pseudocode with basic programming blocks. Visualize your logic as a flowchart with a single tap and save your creations to your device for later use.

**Highlights:** Automated flowchart generation, Pseudocode building blocks, Visual logic representation, Save flowcharts to gallery, Easy-to-use interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HTML Viewer Pro free?

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

### Is Flowcharts free?

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

### Which has better reviews, HTML Viewer Pro or Flowcharts?

Flowcharts is rated higher. HTML Viewer Pro averages 3.9 out of 5 from 45 ratings, while Flowcharts averages 5.0 from 2 ratings.

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

HTML Viewer Pro shows ads; Flowcharts does not.

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

HTML Viewer Pro ships an update every 15 months, and Flowcharts every 4 months. Most recently, HTML Viewer Pro was updated on October 10, 2026 and Flowcharts on September 30, 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.*