# Candy Math + vs Stay Sharp

The clearest difference is ads: Stay Sharp at none against Candy Math +'s shown. Candy Math +'s advantage is update cadence (every 2 days vs every 2 weeks). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Candy Math + sells 1 one-off in-app purchase and Stay Sharp sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Candy Math + ships an update every 2 days, Stay Sharp every 2 weeks. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Candy Math + | Stay Sharp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/candy-math-plus/id6736978906/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 164 MB | 80 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Metastream s.r.o.](https://appshunter.io/developer/1535805371) | [Amane soft s.r.o.](https://appshunter.io/developer/1801423544) |

## What reviewers say

### Candy Math +

[App page](https://appshunter.io/ios/app/candy-math-plus/id6736978906)

Learn fundamental math concepts through engaging gameplay. This game challenges players to select correct answers from a set of problems, rewarding accuracy. It helps develop abstract thinking and offers adjustable difficulty levels for progressive learning.

**Highlights:** Addition practice, Subtraction practice, Multiplication practice, Division practice, Number comparison, Adjustable difficulty, Abstract thinking development

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### Stay Sharp

[App page](https://appshunter.io/ios/app/stay-sharp-sharpen-your-mind/id6744872720)

Discover fascinating facts and bite-sized trivia personalized to your interests. Learn something new in seconds, delivered daily on your schedule. Turn screen time into brain time with fun, effortless learning.

**Highlights:** Personalized trivia based on interests, Bite-sized facts under 30 seconds, Customizable daily notifications, Fun and effortless learning, Wide range of topics

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stay Sharp Monthly Sub | $2.99 | per month |
| Stay Sharp Annual Sub | $24.99 | per year |
| Stay Sharp Premium Forever | $39.99 | one-time |


## Frequently asked questions

### Is Candy Math + free?

Candy Math + is free to download, with in-app purchases available.

### Is Stay Sharp free?

Stay Sharp is free to download, with in-app purchases available.

### Do Candy Math + or Stay Sharp have ads?

Candy Math + shows ads; Stay Sharp does not.

### Which is updated more often, Candy Math + or Stay Sharp?

Candy Math + ships an update every 2 days, and Stay Sharp every 2 weeks. Most recently, Candy Math + was updated on October 8, 2026 and Stay Sharp on October 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.*