# WS Geometry vs GhostCalc

The clearest difference is update cadence: GhostCalc at weekly against WS Geometry's every 6 months. WS Geometry's advantage is iOS requirement (9.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

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

WS Geometry ships an update every 6 months, GhostCalc weekly. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | WS Geometry | GhostCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/ws-geometry/id1435683784/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Free | — |
| Size | 56 MB | 25 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Rein Rapp](https://appshunter.io/developer/1031133571) | [RAFAEL RAEHMAN NAGIEV](https://appshunter.io/developer/1892037141) |

## What reviewers say

### WS Geometry

[App page](https://appshunter.io/ios/app/ws-geometry/id1435683784)

This app is a comprehensive geometry calculator designed for machinists, designers, and manufacturing professionals. It offers on-screen keypads and calculates formulas for various plane figures, including triangles and circles, with options for degrees, minutes, and seconds.

**Highlights:** On-screen keypad, Triangle formulas in degrees, minutes, seconds, Area calculations for all figures, Decimal place selector, Calculates various plane figures, Supports triangles with inscribed shapes

**Features:** macOS Compatibility

**In-app purchases:** none


### GhostCalc

[App page](https://appshunter.io/ios/app/ghostcalc/id6775283334)

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

**In-app purchases:** none


## Frequently asked questions

### Is WS Geometry free?

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

### Is GhostCalc free?

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

### Do WS Geometry or GhostCalc have ads?

Neither WS Geometry nor GhostCalc shows ads.

### Which is updated more often, WS Geometry or GhostCalc?

WS Geometry ships an update every 6 months, and GhostCalc weekly. Most recently, WS Geometry was updated on October 11, 2026 and GhostCalc on October 6, 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.*