# PJFFfree vs Figure calculator ShapeInfo

The clearest difference is review sentiment: PJFFfree at 100% against Figure calculator ShapeInfo's 67%. PJFFfree also leads on rating (5.0 vs 4.7) and update cadence (every 5 weeks vs every 5 months). Figure calculator ShapeInfo's advantage is ratings volume (147 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PJFFfree holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Figure calculator ShapeInfo has 147 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of PJFFfree's written reviews are positive against 67% of Figure calculator ShapeInfo's.

PJFFfree ships an update every 5 weeks, Figure calculator ShapeInfo every 5 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | PJFFfree | Figure calculator ShapeInfo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pjfffree/id629958775/reviews)** | [4.7 (147 ratings)](https://appshunter.io/ios/app/figure-calculator-shapeinfo/id914310828/reviews) |
| Number of ratings | 1 | **147** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 7 MB | 32 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [sigeyosi kanenishi](https://appshunter.io/developer/629958778) | [Noriyasu Kutsuzawa](https://appshunter.io/developer/668500806) |

## What reviewers say

### PJFFfree

[App page](https://appshunter.io/ios/app/pjfffree/id629958775)

This app serves as a manual for piping parts, focusing on Japanese specifications. It lists commonly used items based on manufacturer data and public dimension tables, with all measurements in millimeters.

**Highlights:** Piping parts manual, Japanese specifications, Commonly used parts listing, Manufacturer data integration, Millimeter measurements, JIS standards compliance

**Features:** macOS Compatibility

**In-app purchases:** none


### Figure calculator ShapeInfo

[App page](https://appshunter.io/ios/app/figure-calculator-shapeinfo/id914310828)

Easily calculate lengths, angles, and areas of various geometric shapes. Input known values and instantly get precise results for a wide range of 2D and 3D figures. Ideal for students and engineers needing quick geometric computations.

**Highlights:** Calculate lengths, angles, and area, Supports 2D shapes (triangle, circle, ellipse), Supports 3D shapes (pyramid, prism, cone, cylinder, sphere), User-friendly input system, Instantaneous calculation results

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PJFFfree free?

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

### Is Figure calculator ShapeInfo free?

Figure calculator ShapeInfo is free to download, with no in-app purchases.

### Which has better reviews, PJFFfree or Figure calculator ShapeInfo?

PJFFfree is rated higher. PJFFfree averages 5.0 out of 5 from 1 ratings, while Figure calculator ShapeInfo averages 4.7 from 147 ratings.

### Do PJFFfree or Figure calculator ShapeInfo have ads?

Both PJFFfree and Figure calculator ShapeInfo show ads.

### Which is updated more often, PJFFfree or Figure calculator ShapeInfo?

PJFFfree ships an update every 5 weeks, and Figure calculator ShapeInfo every 5 months. Most recently, PJFFfree was updated on November 1, 2026 and Figure calculator ShapeInfo on November 1, 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.*