# Calculator 17 vs Memory Training for Pilots

The clearest difference is price: Calculator 17 at Free against Memory Training for Pilots's $3.99. Calculator 17 also leads on rating (4.6 vs 3.0) and ratings volume (989 vs 2). On ads, in-app purchases and device support there is nothing between them.

Calculator 17 is free to download; Memory Training for Pilots costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator 17 holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Calculator 17 has 989 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | Calculator 17 | Memory Training for Pilots |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.6 (989 ratings)](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/memory-training-for-pilots/id6757873141/reviews) |
| Number of ratings | **989** | 2 |
| Positive reviews | 21.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Monetization | **Free** | Paid |
| Size | 5 MB | 63 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AI APPS SRL](https://appshunter.io/developer/1697892814) | [Thomas Oswald](https://appshunter.io/developer/740516956) |

## What reviewers say

### Calculator 17

[App page](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902)

This app offers a user-friendly calculator with basic and scientific modes. Access calculations instantly via a home screen widget and review past computations in a saved history.

**Highlights:** User-friendly interface, Basic and scientific modes, Home screen widget, LiveActivity Standby for iPhone, Calculation history, Customizable themes

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

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient and easy to use
- 💡 Excellent free app

**What reviewers complain about**

- 🐛 Keyboard not functioning properly
- 🐛 Widget not working or slow
- 🐛 Screen sizing issues
- 🐛 Only works in portrait mode on iPad

**Reported bugs**

- Widget shows up blank
- Numerical display is cut off
- Significant delay between key presses and display update

**Requested features**

- Add landscape mode support
- Improve widget responsiveness
- Increase bracket functionality


### Memory Training for Pilots

[App page](https://appshunter.io/ios/app/memory-training-for-pilots/id6757873141)

This app offers targeted memory training modules designed for pilots and aviation candidates. It focuses on improving short-term memory, working memory, and information processing skills essential for flight operations and assessments. The app includes four distinct exercises to enhance cognitive abilities.

**Highlights:** Pilot-specific memory training, Four distinct training modules, Improves short-term and working memory, Works offline, Increasing difficulty levels, Clean, distraction-free design

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator 17 free?

Calculator 17 is free to download, with no in-app purchases.

### Is Memory Training for Pilots free?

Memory Training for Pilots costs $3.99, with no in-app purchases.

### Which has better reviews, Calculator 17 or Memory Training for Pilots?

Calculator 17 is rated higher. Calculator 17 averages 4.6 out of 5 from 989 ratings, while Memory Training for Pilots averages 3.0 from 2 ratings.

### Do Calculator 17 or Memory Training for Pilots have ads?

Neither Calculator 17 nor Memory Training for Pilots 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.*