# OpalAi vs Modelar

OpalAi and Modelar both sit at 4.5 stars, but that hides the real split: 94% of Modelar's written reviews are positive against 70% of OpalAi's. Modelar also leads on update cadence (every 8 days vs monthly). OpalAi's advantage is iOS requirement (14.0 vs 18.6). On price, rating, ratings volume and ads there is nothing between them.

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

Modelar holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 122 and 115 respectively. Written reviews point the same way: 70% of OpalAi's written reviews are positive against 94% of Modelar's.

OpalAi ships an update monthly, Modelar every 8 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OpalAi | Modelar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (122 ratings)](https://appshunter.io/ios/app/opalai-scanto3d-and-floorplan/id1537506295/reviews) | **[4.7 (115 ratings)](https://appshunter.io/ios/app/modelar-3d-lidar-scanner/id1572844190/reviews)** |
| Number of ratings | **122** | 115 |
| Positive reviews | 70.3% of reviews | **93.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Free | Free |
| Size | 89 MB | 31 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [OPAL AI INC](https://appshunter.io/developer/1537506297) | [Modelar Technologies](https://appshunter.io/developer/1572844192) |

## What reviewers say

### OpalAi

[App page](https://appshunter.io/ios/app/opalai-scanto3d-and-floorplan/id1537506295)

This app uses AI and your device's LiDAR scanner to quickly create accurate 3D CAD models and floor plans of properties. It declutters furnished spaces and provides ANSI-compliant floor plans with gross living area calculations, exporting to various professional formats.

**Highlights:** Generate 3D CAD and floor plans, AI-enabled decluttering, ANSI-compliant appraisal quality plans, Gross Living Area (GLA) calculation, Export to Revit, SketchUp, AutoCAD, FBX, DFX, Accurate to one inch in 20 feet

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 🚀 Revolutionized 3D capture
- 👍 Very cool and nice app
- 🚀 Quick 3D results
- 👍 Easy to use indoor and outdoor
- 👍 Best app for 3D

**What reviewers complain about**

- 💰 Hidden costs for 3D models
- 💰 Deceptive pricing
- 💰 Charged after demo despite cancellation request
- 💰 Scammy cancellation process via email only
- 💰 Not upfront about pricing

**Reported bugs**

- Crashes before it opens
- Doesn't run on iPad Pro
- OK and cancel buttons blocked by UI
- Application doesn't recognize all surfaces or walls

**Requested features**

- Clearer upfront pricing information
- In-app subscription cancellation
- Ability to upload house plans
- More upfront information about costs


### Modelar

[App page](https://appshunter.io/ios/app/modelar-3d-lidar-scanner/id1572844190)

This app utilizes LiDAR technology to rapidly capture real-world environments in 3D, generating detailed models and point clouds. It offers augmented reality previews for precise scanning and allows for immediate viewing, high-resolution texturing, sharing, and measurement of captured data.

**Highlights:** Real-time 3D scanning with LiDAR, Generate 3D models and point clouds, Augmented reality visualization, High-resolution textured model creation, Share and measure scans, Multiple export formats (OBJ, STL, USDZ, PLY, E57, CSV)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpalAi free?

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

### Is Modelar free?

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

### Which has better reviews, OpalAi or Modelar?

Modelar is rated higher. OpalAi averages 4.5 out of 5 from 122 ratings, while Modelar averages 4.7 from 115 ratings.

### Do OpalAi or Modelar have ads?

Neither OpalAi nor Modelar shows ads.

### Which is updated more often, OpalAi or Modelar?

OpalAi ships an update monthly, and Modelar every 8 days. Most recently, OpalAi was updated on October 24, 2026 and Modelar 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.*