# Material Estimator Calculator vs Scale Conversion Calculator

The clearest difference is review sentiment: Scale Conversion Calculator at 100% against Material Estimator Calculator's 41%. Scale Conversion Calculator also leads on in-app purchases (none vs 9) and update cadence (every 5 days vs every 6 weeks). Material Estimator Calculator's advantage is ratings volume (3.1K vs 4) and rating (4.8 vs 4.5). On price, ads and device support there is nothing between them.

Both are free to download. Material Estimator Calculator sells 3 in-app purchases, starting at $3.99 per month. Scale Conversion Calculator asks for nothing beyond the download.

Material Estimator Calculator holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Material Estimator Calculator has 3.1K ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 41% of Material Estimator Calculator's written reviews are positive against 100% of Scale Conversion Calculator's, so the app with the better star average is not the one people write more warmly about.

Material Estimator Calculator ships an update every 6 weeks, Scale Conversion Calculator every 5 days. The most recent releases landed on October 15, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Material Estimator Calculator | Scale Conversion Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.1K ratings)](https://appshunter.io/ios/app/material-estimator-calculator/id376071081/reviews)** | [4.5 (4 ratings)](https://appshunter.io/ios/app/scale-conversion-calculator/id1528811624/reviews) |
| Number of ratings | **3.1K** | 4 |
| Positive reviews | 41.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 57 MB | 20 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [TMS International LLC](https://appshunter.io/developer/1526562863) |

## What reviewers say

### Material Estimator Calculator

[App page](https://appshunter.io/ios/app/material-estimator-calculator/id376071081)

This app helps contractors and DIYers accurately estimate material costs and quantities for construction projects. It features dimensional measurement tools, unit conversions, and a material database to optimize budgeting and ordering.

**Highlights:** Precise cost and percentage calculations, Integrated material size database, Advanced dimensional measurement tools, Comprehensive unit conversion, Efficient material requirement determination, Board feet and cost estimation, Digital record keeping

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $3.99 | per month |
| 3 Months Full Access | $7.99 | per 3 months |
| 1 Year Full Access | $29.99 | per year |

**What reviewers like**

- 👍 Simple and easy to use
- 👍 Clean and intuitive interface
- 🚀 Extremely helpful for daily use
- 👍 Works as expected for over 12 years

**What reviewers complain about**

- 💰 Subscription model instead of one-time purchase
- 💰 Expensive compared to physical calculator
- 🔒 Requires internet connection to function
- 🐛 Crashes and bugs after recent updates

**Reported bugs**

- App crashes repeatedly on launch
- Subscription screen keeps appearing even after purchase

**Requested features**

- Landscape mode support
- Metric unit support
- Offline functionality


### Scale Conversion Calculator

[App page](https://appshunter.io/ios/app/scale-conversion-calculator/id1528811624)

This utility app facilitates weight conversions between Metric, Gross, and Net tons. It also allows for the calculation of price rates based on weight and other related calculations.

**Highlights:** Metric ton conversion, Gross ton conversion, Net ton conversion, Price rate per weight calculation, Other weight-related calculations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Material Estimator Calculator free?

Material Estimator Calculator is free to download, with in-app purchases available.

### Is Scale Conversion Calculator free?

Scale Conversion Calculator is free to download, with no in-app purchases.

### Which has better reviews, Material Estimator Calculator or Scale Conversion Calculator?

Material Estimator Calculator is rated higher. Material Estimator Calculator averages 4.8 out of 5 from 3.1K ratings, while Scale Conversion Calculator averages 4.5 from 4 ratings.

### Do Material Estimator Calculator or Scale Conversion Calculator have ads?

Neither Material Estimator Calculator nor Scale Conversion Calculator shows ads.

### Which is updated more often, Material Estimator Calculator or Scale Conversion Calculator?

Material Estimator Calculator ships an update every 6 weeks, and Scale Conversion Calculator every 5 days. Most recently, Material Estimator Calculator was updated on October 15, 2026 and Scale Conversion Calculator on September 26, 2026.

---

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