# ShapeInfo Plus vs TriangleS

ShapeInfo Plus and TriangleS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

ShapeInfo Plus costs $0.99 and TriangleS $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, TriangleS every 4 months. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | ShapeInfo Plus | TriangleS |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[4.6 (31 ratings)](https://appshunter.io/ios/app/shapeinfo-plus/id983851989/reviews)** | — |
| Number of ratings | **31** | — |
| Positive reviews | 67.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Paid | — |
| Size | 11 MB | 2 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Noriyasu Kutsuzawa](https://appshunter.io/developer/668500806) | [ryo sasaki](https://appshunter.io/developer/318552526) |

## What reviewers say

### ShapeInfo Plus

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

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


### TriangleS

[App page](https://appshunter.io/ios/app/triangles/id1572386611)

**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 TriangleS free?

TriangleS costs $0.99, with no in-app purchases.

### Do ShapeInfo Plus or TriangleS have ads?

Neither ShapeInfo Plus nor TriangleS shows ads.

### Which is updated more often, ShapeInfo Plus or TriangleS?

ShapeInfo Plus ships an update every 6 months, and TriangleS every 4 months. Most recently, ShapeInfo Plus was updated on September 23, 2026 and TriangleS on September 8, 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.*