# ShapeInfo Plus vs AreaCalculator byNSDev

The clearest difference is price: AreaCalculator byNSDev at Free against ShapeInfo Plus's $0.99. AreaCalculator byNSDev also leads on review sentiment (100% vs 68%). ShapeInfo Plus's advantage is chart position (#163 vs unranked) and update cadence (every 6 months vs every 13 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

AreaCalculator byNSDev is free to download; ShapeInfo Plus costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ShapeInfo Plus ships an update every 6 months, AreaCalculator byNSDev every 13 months. The most recent releases landed on October 11, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | ShapeInfo Plus | AreaCalculator byNSDev |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.6 (31 ratings)](https://appshunter.io/ios/app/shapeinfo-plus/id983851989/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 67.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 13 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#163** | — |
| Size | 11 MB | 13 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Noriyasu Kutsuzawa](https://appshunter.io/developer/668500806) | [NIHON SYSTEM DEVELOPER CORPORATION](https://appshunter.io/developer/1198103734) |

## What reviewers say

### ShapeInfo Plus

[App page](https://appshunter.io/ios/app/shapeinfo-plus/id983851989)

**Currently charting:** #163 Top Paid · Productivity (US App Store)

This app calculates lengths, angles, and areas for various geometric shapes. It supports a wide range of 2D and 3D shapes, making it a handy tool for engineers and students.

**Highlights:** Calculate lengths, angles, and area, Calculate volume for 3D shapes, Supports various 2D and 3D shapes, User-friendly input for calculations, Immediate calculation results

**Features:** Vision Pro support

**In-app purchases:** none


### AreaCalculator byNSDev

[App page](https://appshunter.io/ios/app/areacalculator-bynsdev/id1214895582)

Calculate the area of 58 different shapes, including polygons, circles, ellipses, and parabolas. Input side lengths and angles for accurate measurements. Request new features for future updates.

**Highlights:** Calculate area of 58 shapes, Supports triangles, squares, polygons, Calculates circles, ellipses, pies, Handles arcs and parabolic areas, Input side lengths and angles, Feature request functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is ShapeInfo Plus free?

ShapeInfo Plus costs $0.99, with no in-app purchases.

### Is AreaCalculator byNSDev free?

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

### Do ShapeInfo Plus or AreaCalculator byNSDev have ads?

Neither ShapeInfo Plus nor AreaCalculator byNSDev shows ads.

### Which is updated more often, ShapeInfo Plus or AreaCalculator byNSDev?

ShapeInfo Plus ships an update every 6 months, and AreaCalculator byNSDev every 13 months. Most recently, ShapeInfo Plus was updated on October 11, 2026 and AreaCalculator byNSDev on September 29, 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.*