# Scale Ratio vs Block Calculator Plus

The clearest difference is rating: Block Calculator Plus at 4.9 against Scale Ratio's 3.7. Block Calculator Plus also leads on in-app purchases (none vs 1) and ratings volume (845 vs 3). Scale Ratio's advantage is ads (none vs shown) and update cadence (fortnightly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Scale Ratio sells 1 one-off in-app purchase. Block Calculator Plus asks for nothing beyond the download.

Block Calculator Plus holds the better App Store score, 4.9 against 3.7. That said, the two scores are not equally well evidenced: Block Calculator Plus has 845 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 83% of Scale Ratio's written reviews are positive against 100% of Block Calculator Plus's.

Scale Ratio ships an update fortnightly, Block Calculator Plus every 2 months. The most recent releases landed on August 14, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Scale Ratio | Block Calculator Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/scale-ratio/id1448744741/reviews) | **[4.9 (845 ratings)](https://appshunter.io/ios/app/block-calculator-plus/id1494396680/reviews)** |
| Number of ratings | 3 | **845** |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 25 MB | 33 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adrien Brecheteau](https://appshunter.io/developer/956859837) | [Calc Hub, LLC](https://appshunter.io/developer/1494386814) |

## What reviewers say

### Scale Ratio

[App page](https://appshunter.io/ios/app/scale-ratio/id1448744741)

Easily convert distances between any scales for projects like architecture and model building. Input your measurements and desired scale to instantly calculate scaled distances.

**Highlights:** Convert distances between any scales, Supports architecture and modeling projects, Instant calculation of scaled distances, User-friendly input for distance and scale

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Delete Ads in the app | $4.99 | one-time |


### Block Calculator Plus

[App page](https://appshunter.io/ios/app/block-calculator-plus/id1494396680)

This app provides nine specialized calculators to accurately estimate masonry materials for various construction projects. It helps calculate blocks, bricks, mortar, concrete, and gravel needed for walls and other structures, supporting multiple units of measurement.

**Highlights:** 9 concrete block estimation calculators, Estimate blocks, bricks, mortar, and fill, Supports US customary and metric units, Calculate for walls, concrete, and gravel, Area and volume calculation tools

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Scale Ratio free?

Scale Ratio is free to download, with in-app purchases available.

### Is Block Calculator Plus free?

Block Calculator Plus is free to download, with no in-app purchases.

### Which has better reviews, Scale Ratio or Block Calculator Plus?

Block Calculator Plus is rated higher. Scale Ratio averages 3.7 out of 5 from 3 ratings, while Block Calculator Plus averages 4.9 from 845 ratings.

### Do Scale Ratio or Block Calculator Plus have ads?

Block Calculator Plus shows ads; Scale Ratio does not.

### Which is updated more often, Scale Ratio or Block Calculator Plus?

Scale Ratio ships an update fortnightly, and Block Calculator Plus every 2 months. Most recently, Scale Ratio was updated on August 14, 2026 and Block Calculator Plus on September 21, 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.*