# PMA Operator Guide vs Geometry

The clearest difference is price: PMA Operator Guide at Free against Geometry's $1.99. Geometry's advantage is update cadence (monthly vs every 50 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

PMA Operator Guide is free to download; Geometry costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PMA Operator Guide ships an update every 50 months, Geometry monthly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PMA Operator Guide | Geometry |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 50 months | **Monthly** |
| Size | 15 MB | 31 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Hendrik Pottas](https://appshunter.io/developer/1091508729) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### PMA Operator Guide

[App page](https://appshunter.io/ios/app/pma-operator-guide/id1091508730)

**Features:** macOS Compatibility

**In-app purchases:** none


### Geometry

[App page](https://appshunter.io/ios/app/geometry-solver-pro/id1618832615)

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

**In-app purchases:** none


## Frequently asked questions

### Is PMA Operator Guide free?

PMA Operator Guide is free to download, with no in-app purchases.

### Is Geometry free?

Geometry costs $1.99, with no in-app purchases.

### Do PMA Operator Guide or Geometry have ads?

Neither PMA Operator Guide nor Geometry shows ads.

### Which is updated more often, PMA Operator Guide or Geometry?

PMA Operator Guide ships an update every 50 months, and Geometry monthly. Most recently, PMA Operator Guide was updated on November 2, 2026 and Geometry on November 5, 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.*