# Mathematics vs RecallNote

The clearest difference is price: RecallNote at Free against Mathematics's $0.99. RecallNote also leads on update cadence (every 3 days vs every 10 months). Mathematics's advantage is iOS requirement (15.6 vs 18). On ads, in-app purchases and device support there is nothing between them.

RecallNote is free to download; Mathematics costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mathematics ships an update every 10 months, RecallNote every 3 days. The most recent releases landed on September 24, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Mathematics | RecallNote |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/recallnote/id6779927785/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 days** |
| Monetization | — | Free |
| Size | 3 MB | 46 MB |
| Requires iOS | **15.6** | 18 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Rutkowskij](https://appshunter.io/developer/518370415) | [JAESIK YOUN](https://appshunter.io/developer/1833834844) |

## What reviewers say

### Mathematics

[App page](https://appshunter.io/ios/app/mathematics-multiplication/id683788492)

**Features:** macOS Compatibility

**In-app purchases:** none


### RecallNote

[App page](https://appshunter.io/ios/app/recallnote/id6779927785)

This app helps you record, review, and retain learned material for both quick exam preparation and long-term memory. It features a memory rate calculation, achievement score tracking, and an exam prep mode for efficient review sessions. Customize your study experience with subject management and theme options.

**Highlights:** Add and manage review items with notes and images, Subject registration and management, Memory rate and achievement score tracking, Automatic next review date calculation, Exam prep mode for quick review, Customizable background themes, PDF annotation and Apple Pencil support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mathematics free?

Mathematics costs $0.99, with no in-app purchases.

### Is RecallNote free?

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

### Do Mathematics or RecallNote have ads?

Neither Mathematics nor RecallNote shows ads.

### Which is updated more often, Mathematics or RecallNote?

Mathematics ships an update every 10 months, and RecallNote every 3 days. Most recently, Mathematics was updated on September 24, 2026 and RecallNote on September 13, 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.*