# Stay Sharp vs QuestLearner AI

The clearest difference is ratings volume: QuestLearner AI at 6 against Stay Sharp's 1. Stay Sharp's advantage is iOS requirement (13.0 vs 15.1). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Stay Sharp sells 3 in-app purchases, starting at $2.99 per month and QuestLearner AI sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Stay Sharp against 5.0 for QuestLearner AI. That said, the two scores are not equally well evidenced: QuestLearner AI has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | Stay Sharp | QuestLearner AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/stay-sharp-sharpen-your-mind/id6744872720/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/questlearner-ai/id6798923821/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Freemium | Freemium |
| Size | 80 MB | 40 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Amane soft s.r.o.](https://appshunter.io/developer/1801423544) | [ASHOK KUMAR](https://appshunter.io/developer/6787239811) |

## What reviewers say

### 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 |


### QuestLearner AI

[App page](https://appshunter.io/ios/app/questlearner-ai/id6798923821)

Turn any subject into an arcade game where you answer questions to advance. It tracks your forgetting curve and adjusts difficulty for optimal learning. Earn rewards through mastery, not purchases.

**Highlights:** Gamified learning quests, Personalized forgetting curve tracking, Adaptive difficulty controller, Boss battles for mastery, Unlockable champion customization, AI-generated questions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mastery Pass Monthly | $9.99 | per month |
| Mastery Pass Annual | $59.99 | per year |


## Frequently asked questions

### Is Stay Sharp free?

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

### Is QuestLearner AI free?

QuestLearner AI is free to download, with in-app purchases available.

### Which has better reviews, Stay Sharp or QuestLearner AI?

Stay Sharp and QuestLearner AI are both rated 5.0 out of 5 on the App Store, from 1 and 6 ratings respectively.

### Do Stay Sharp or QuestLearner AI have ads?

Neither Stay Sharp nor QuestLearner AI shows ads.

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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.*