# Auto RC vs Building Material Calculator

The clearest difference is review sentiment: Auto RC at 75% against Building Material Calculator's 0%. Auto RC also leads on rating (4.5 vs 3.3) and update cadence (every 3 weeks vs every 7 months). Building Material Calculator's advantage is in-app purchases (none vs 8). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Auto RC sells 8 in-app purchases, starting at $9.99 per month. Building Material Calculator asks for nothing beyond the download.

Auto RC holds the better App Store score, 4.5 against 3.3. Both are backed by a comparable volume of ratings — 6 and 6 respectively. Written reviews point the same way: 75% of Auto RC's written reviews are positive against 0% of Building Material Calculator's.

Auto RC ships an update every 3 weeks, Building Material Calculator every 7 months. The most recent releases landed on August 31, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Auto RC | Building Material Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (6 ratings)](https://appshunter.io/ios/app/auto-rc-structural-design/id6451228272/reviews)** | [3.3 (6 ratings)](https://appshunter.io/ios/app/building-material-calculator/id6473098561/reviews) |
| Number of ratings | 6 | 6 |
| Positive reviews | **75.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | Freemium | **Free** |
| Size | 75 MB | 68 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [vachiraphun mekvarmdee](https://appshunter.io/developer/1697257272) | [Kantaben Gorasiya](https://appshunter.io/developer/1640260396) |

## What reviewers say

### Auto RC

[App page](https://appshunter.io/ios/app/auto-rc-structural-design/id6451228272)

This app transforms structural design into a superpower by automatically generating beam layouts from floor plans using AI. It offers tools for analyzing and designing structural elements, with advanced features for full building modeling and detailed exports available through a subscription.

**Highlights:** AI-powered floor plan scanning, Automatic beam layout generation, 3D rebar detailing, Full building structural modeling, 3D structural analysis, Exportable calculation reports and CAD plans

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| สมัครสมาชิกรายเดือน | $9.99 | per month |
| สมัครสมาชิกรายปี | $99.99 | per year |
| Export IFC model file | $2.99 | one-time |
| Export structural model file | $2.99 | one-time |
| สมัครสมาชิกแบบไม่ต่ออายุ | $4.99 | one-time |
| Export structural model file | $4.99 | one-time |
| Export structural model file | $7.99 | one-time |
| Export structural model file | $9.99 | one-time |


### Building Material Calculator

[App page](https://appshunter.io/ios/app/building-material-calculator/id6473098561)

This app helps construction professionals and DIYers quickly estimate the quantity of bricks, cement bags, and sand needed for projects. It allows customization based on project area, thickness, and material specifications, with built-in unit conversions.

**Highlights:** Estimate bricks, cement, and sand quantities, Input project area and thickness, Customize calculations by brick size and density, Switch between units (sq ft, sq m, cu ft, cu m), Accurate material estimates for construction

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

**In-app purchases:** none


## Frequently asked questions

### Is Auto RC free?

Auto RC is free to download, with in-app purchases available.

### Is Building Material Calculator free?

Building Material Calculator is free to download, with no in-app purchases.

### Which has better reviews, Auto RC or Building Material Calculator?

Auto RC is rated higher. Auto RC averages 4.5 out of 5 from 6 ratings, while Building Material Calculator averages 3.3 from 6 ratings.

### Do Auto RC or Building Material Calculator have ads?

Neither Auto RC nor Building Material Calculator shows ads.

### Which is updated more often, Auto RC or Building Material Calculator?

Auto RC ships an update every 3 weeks, and Building Material Calculator every 7 months. Most recently, Auto RC was updated on August 31, 2026 and Building Material Calculator on September 5, 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.*