# Html editor vs STL to STEP Assistant

Html editor and STL to STEP Assistant are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Html editor sells 2 in-app purchases, starting at $3.99 per 7 days and STL to STEP Assistant sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Html editor | STL to STEP Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 35 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | +4 |
| Developer | [Sasikumar Chhotelal Das](https://appshunter.io/developer/1836448885) | [维 艾](https://appshunter.io/developer/1771300149) |

## What reviewers say

### Html editor

[App page](https://appshunter.io/ios/app/html-editor-html-viewer/id6758524600)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weekly plan | $3.99 | per 7 days |
| lifetime plan | $14.99 | one-time |


### STL to STEP Assistant

[App page](https://appshunter.io/ios/app/stl-to-step-assistant/id6769270457)

Convert various 3D mesh model formats into STEP files for CAD workflows. Preview models, choose conversion quality, and export with BRep reconstruction for editable CAD surfaces. Process files locally for enhanced privacy.

**Highlights:** Convert STL, OBJ, GLB, FBX, and more to STEP, BRep reconstruction for editable CAD surfaces, Multiple STEP export quality modes, Preview models before export, Local file processing for privacy, Inspect STEP file results

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Faceted STEP Quality | $6.99 | one-time |
| Unlock CAD Surface Export | $9.99 | one-time |


## Frequently asked questions

### Is Html editor free?

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

### Is STL to STEP Assistant free?

STL to STEP Assistant is free to download, with in-app purchases available.

### Do Html editor or STL to STEP Assistant have ads?

Neither Html editor nor STL to STEP Assistant shows ads.

### Which is updated more often, Html editor or STL to STEP Assistant?

Html editor ships an update every 2 weeks, and STL to STEP Assistant every 2 weeks. Most recently, Html editor was updated on October 31, 2026 and STL to STEP Assistant on October 25, 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.*