# RoofWright Lite vs Litmus Risk

The clearest difference is update cadence: Litmus Risk at every 3 weeks against RoofWright Lite's every 3 months. RoofWright Lite's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

RoofWright Lite ships an update every 3 months, Litmus Risk every 3 weeks. The most recent releases landed on October 10, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | RoofWright Lite | Litmus Risk |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 135 MB | 44 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rapid Prototyping Systems Limited](https://appshunter.io/developer/384045565) | [Real Time Risk Solutions, LLC](https://appshunter.io/developer/943293021) |

## What reviewers say

### RoofWright Lite

[App page](https://appshunter.io/ios/app/roofwright-lite/id625257135)

Easily design and visualize conservatories and solid roof extensions for customers. Superimpose 3D models onto photos of their homes to showcase potential designs and enhance the sales experience.

**Highlights:** Create on-screen conservatory models, Superimpose designs onto customer photos, Visualize customer dream extensions, Streamline sales process, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Litmus Risk

[App page](https://appshunter.io/ios/app/litmus-risk/id1567054127)

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

**In-app purchases:** none


## Frequently asked questions

### Is RoofWright Lite free?

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

### Is Litmus Risk free?

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

### Do RoofWright Lite or Litmus Risk have ads?

Neither RoofWright Lite nor Litmus Risk shows ads.

### Which is updated more often, RoofWright Lite or Litmus Risk?

RoofWright Lite ships an update every 3 months, and Litmus Risk every 3 weeks. Most recently, RoofWright Lite was updated on October 10, 2026 and Litmus Risk on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*