# Amazing Calculator vs Calculator 17

The clearest difference is review sentiment: Amazing Calculator at 100% against Calculator 17's 22%. Amazing Calculator also leads on rating (5.0 vs 4.6) and iOS requirement (12.0 vs 16.0). Calculator 17's advantage is in-app purchases (none vs 1) and update cadence (every 4 days vs every 51 months). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Amazing Calculator sells 1 one-off in-app purchase. Calculator 17 asks for nothing beyond the download.

Amazing Calculator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Calculator 17 has 986 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 100% of Amazing Calculator's written reviews are positive against 22% of Calculator 17's.

Amazing Calculator ships an update every 51 months, Calculator 17 every 4 days. The most recent releases landed on October 2, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Amazing Calculator | Calculator 17 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/amazing-calculator/id933852679/reviews)** | [4.6 (986 ratings)](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902/reviews) |
| Number of ratings | 5 | **986** |
| Positive reviews | **100.0% of reviews** | 21.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 51 months | **Every 4 days** |
| Monetization | Free | Free |
| Size | 10 MB | 5 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tung Vu](https://appshunter.io/developer/870117448) | [AI APPS SRL](https://appshunter.io/developer/1697892814) |

## What reviewers say

### Amazing Calculator

[App page](https://appshunter.io/ios/app/amazing-calculator/id933852679)

This utility app allows users to easily edit complex expressions and view calculation history. It offers quick access to functions, custom constants, and saved bookmarks. Rotate your device to landscape for expanded functionality.

**Highlights:** Multiline expression editing, Calculation history, Customizable constants, Functions panel, Bookmarks panel, Landscape mode functionality

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Constant Pack | $0.99 | one-time |


### 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


## Frequently asked questions

### Is Amazing Calculator free?

Amazing Calculator is free to download, with in-app purchases available.

### Is Calculator 17 free?

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

### Which has better reviews, Amazing Calculator or Calculator 17?

Amazing Calculator is rated higher. Amazing Calculator averages 5.0 out of 5 from 5 ratings, while Calculator 17 averages 4.6 from 986 ratings.

### Do Amazing Calculator or Calculator 17 have ads?

Neither Amazing Calculator nor Calculator 17 shows ads.

### Which is updated more often, Amazing Calculator or Calculator 17?

Amazing Calculator ships an update every 51 months, and Calculator 17 every 4 days. Most recently, Amazing Calculator was updated on October 2, 2026 and Calculator 17 on October 24, 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.*