# Geometric Transformations vs Dear Aunt Sally

The clearest difference is price: Dear Aunt Sally at Free against Geometric Transformations's $1.99. Dear Aunt Sally also leads on rating (4.7 vs 1.0) and update cadence (every 2 months vs every 25 months). Geometric Transformations's advantage is iOS requirement (12.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

Dear Aunt Sally is free to download; Geometric Transformations costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dear Aunt Sally holds the better App Store score, 4.7 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Geometric Transformations ships an update every 25 months, Dear Aunt Sally every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Geometric Transformations | Dear Aunt Sally |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/geometric-transformations/id1513980066/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/dear-aunt-sally/id1577087345/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 33 MB | 17 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [Neil Rohan](https://appshunter.io/developer/1522614743) |

## What reviewers say

### Geometric Transformations

[App page](https://appshunter.io/ios/app/geometric-transformations/id1513980066)

Visualize geometric transformations on a four-quadrant grid. Draw figures, see coordinate pairs labeled automatically, and transform shapes through reflection, dilation, rotation, and translation. Offers unlimited drawing challenges with random suggestions.

**Highlights:** Visualize geometric transformations, Draw figures on XY grid, Automatic coordinate pair labeling, Transform shapes (reflect, dilate, rotate, translate), Unlimited geometric challenges, Four-quadrant grid

**Features:** macOS Compatibility

**In-app purchases:** none


### Dear Aunt Sally

[App page](https://appshunter.io/ios/app/dear-aunt-sally/id1577087345)

This app teaches the order of operations (PEMDAS) using interactive modes. It helps students and programmers understand mathematical expression solving step-by-step, with a quiz feature for practice.

**Highlights:** Step-by-step expression analysis, Shunt Yard algorithm explanation, SOLVE mode for freehand entry, QUIZ mode with random expression generation, Stack/Queue dynamics visualization, Customizable quiz parameters

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

**In-app purchases:** none


## Frequently asked questions

### Is Geometric Transformations free?

Geometric Transformations costs $1.99, with no in-app purchases.

### Is Dear Aunt Sally free?

Dear Aunt Sally is free to download, with no in-app purchases.

### Which has better reviews, Geometric Transformations or Dear Aunt Sally?

Dear Aunt Sally is rated higher. Geometric Transformations averages 1.0 out of 5 from 1 ratings, while Dear Aunt Sally averages 4.7 from 3 ratings.

### Do Geometric Transformations or Dear Aunt Sally have ads?

Neither Geometric Transformations nor Dear Aunt Sally shows ads.

### Which is updated more often, Geometric Transformations or Dear Aunt Sally?

Geometric Transformations ships an update every 25 months, and Dear Aunt Sally every 2 months. Most recently, Geometric Transformations was updated on November 3, 2026 and Dear Aunt Sally on November 3, 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.*