# ESP RainMaker Classic vs HTML Editor + Viewer

The clearest difference is in-app purchases: ESP RainMaker Classic at none against HTML Editor + Viewer's 3. ESP RainMaker Classic also leads on iOS requirement (13.0 vs 17.0). HTML Editor + Viewer's advantage is update cadence (every 5 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. HTML Editor + Viewer sells 3 in-app purchases, starting at $1.99 per 7 days. ESP RainMaker Classic asks for nothing beyond the download.

ESP RainMaker Classic ships an update every 5 weeks, HTML Editor + Viewer every 5 days. The most recent releases landed on September 26, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | ESP RainMaker Classic | HTML Editor + Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (12 ratings)](https://appshunter.io/ios/app/esp-rainmaker-classic/id1497491540/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 30.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 55 MB | 10 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.](https://appshunter.io/developer/1071176699) | [Vaclav Pluhar](https://appshunter.io/developer/1886381572) |

## What reviewers say

### ESP RainMaker Classic

[App page](https://appshunter.io/ios/app/esp-rainmaker-classic/id1497491540)

This platform allows developers to quickly realize ideas using ESP32/ESP32-S2 hardware. It facilitates account sign-up, device provisioning, and control, with an automatically rendered UI based on firmware descriptions.

**Highlights:** ESP32/ESP32-S2 integration, Account sign-up, Device provisioning, Device control and management, Auto-rendered UI, Firmware description integration

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

**In-app purchases:** none


### HTML Editor + Viewer

[App page](https://appshunter.io/ios/app/html-editor-plus-viewer/id6778083589)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly Subscription | $6.99 | per month |
| Yearly Subscription | $39.99 | per year |


## Frequently asked questions

### Is ESP RainMaker Classic free?

ESP RainMaker Classic is free to download, with no in-app purchases.

### Is HTML Editor + Viewer free?

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

### Do ESP RainMaker Classic or HTML Editor + Viewer have ads?

Neither ESP RainMaker Classic nor HTML Editor + Viewer shows ads.

### Which is updated more often, ESP RainMaker Classic or HTML Editor + Viewer?

ESP RainMaker Classic ships an update every 5 weeks, and HTML Editor + Viewer every 5 days. Most recently, ESP RainMaker Classic was updated on September 26, 2026 and HTML Editor + Viewer on September 21, 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.*