# This=That vs Dear Aunt Sally

The clearest difference is update cadence: Dear Aunt Sally at every 2 months against This=That's every 12 months. This=That's advantage is iOS requirement (9.0 vs 16.0). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.7 for This=That against 4.7 for Dear Aunt Sally. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

This=That ships an update every 12 months, Dear Aunt Sally every 2 months. Both last shipped on October 23, 2026.

## The numbers

| Metric | This=That | Dear Aunt Sally |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/thisthat/id550803762/reviews) | [4.7 (3 ratings)](https://appshunter.io/ios/app/dear-aunt-sally/id1577087345/reviews) |
| Number of ratings | 3 | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 70 MB | 17 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Elementary Software](https://appshunter.io/developer/525377644) | [Neil Rohan](https://appshunter.io/developer/1522614743) |

## What reviewers say

### This=That

[App page](https://appshunter.io/ios/app/thisthat/id550803762)

Practice math facts by dragging numbers and selecting operations to create equivalencies. This ad-free app is designed for ages 8 and up, offering a unique approach to learning arithmetic.

**Highlights:** Drag-and-drop number manipulation, Choose mathematical operations, Build creative equivalencies, Practice math facts, Ad-free experience

**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 This=That free?

This=That is free to download, 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, This=That or Dear Aunt Sally?

This=That and Dear Aunt Sally are both rated 4.7 out of 5 on the App Store, from 3 and 3 ratings respectively.

### Do This=That or Dear Aunt Sally have ads?

Neither This=That nor Dear Aunt Sally shows ads.

### Which is updated more often, This=That or Dear Aunt Sally?

This=That ships an update every 12 months, and Dear Aunt Sally every 2 months. Most recently, This=That was updated on October 23, 2026 and Dear Aunt Sally on October 23, 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.*