# Fractions Using Visual Models vs Dear Aunt Sally

The clearest difference is price: Dear Aunt Sally at Free against Fractions Using Visual Models's $2.99. Dear Aunt Sally also leads on update cadence (every 2 months vs every 28 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Dear Aunt Sally is free to download; Fractions Using Visual Models costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Fractions Using Visual Models ships an update every 28 months, Dear Aunt Sally every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Fractions Using Visual Models | Dear Aunt Sally |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/dear-aunt-sally/id1577087345/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 162 MB | 17 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Red Hong](https://appshunter.io/developer/542314714) | [Neil Rohan](https://appshunter.io/developer/1522614743) |

## What reviewers say

### Fractions Using Visual Models

[App page](https://appshunter.io/ios/app/fractions-using-visual-models/id1167270272)

**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 Fractions Using Visual Models free?

Fractions Using Visual Models costs $2.99, with no in-app purchases.

### Is Dear Aunt Sally free?

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

### Do Fractions Using Visual Models or Dear Aunt Sally have ads?

Neither Fractions Using Visual Models nor Dear Aunt Sally shows ads.

### Which is updated more often, Fractions Using Visual Models or Dear Aunt Sally?

Fractions Using Visual Models ships an update every 28 months, and Dear Aunt Sally every 2 months. Most recently, Fractions Using Visual Models was updated on November 2, 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.*