# Classicalc calculator vs Calculator 17

The clearest difference is price: Calculator 17 at Free against Classicalc calculator's $0.99. Calculator 17 also leads on rating (4.6 vs 3.8) and update cadence (every 4 days vs every 20 months). Classicalc calculator's advantage is review sentiment (63% vs 22%) and device support (5 vs 2). On ads and in-app purchases there is nothing between them.

Calculator 17 is free to download; Classicalc calculator costs $0.99 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 3.8. That said, the two scores are not equally well evidenced: Calculator 17 has 971 ratings behind it against 13, so its average is the more settled of the two. Written reviews complicate that: 63% of Classicalc calculator's written reviews are positive against 22% of Calculator 17's, so the app with the better star average is not the one people write more warmly about.

Classicalc calculator ships an update every 20 months, Calculator 17 every 4 days. The most recent releases landed on June 11, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Classicalc calculator | Calculator 17 |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.8 (13 ratings)](https://appshunter.io/ios/app/classicalc-calculator/id989434780/reviews) | **[4.6 (971 ratings)](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902/reviews)** |
| Number of ratings | 13 | **971** |
| Positive reviews | **62.5% of reviews** | 21.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 4 days** |
| Monetization | Paid | **Free** |
| Size | 14 MB | 5 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lukasz Kowalski](https://appshunter.io/developer/792954012) | [AI APPS SRL](https://appshunter.io/developer/1697892814) |

## What reviewers say

### Classicalc calculator

[App page](https://appshunter.io/ios/app/classicalc-calculator/id989434780)

This calculator app offers instant calculations as you type, following the mathematical order of operations. It features unique piano sound themes and allows seamless continuation of calculations across iPhone and Apple Watch. Your equations are automatically saved for convenience.

**Highlights:** Instant calculation as you type, Mathematical order of operators, Cross-device continuity (iPhone/Watch), Automatic equation saving, 14 piano sound themes, Copy result to clipboard

**In-app purchases:** none


### 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 Classicalc calculator free?

Classicalc calculator costs $0.99, with no in-app purchases.

### Is Calculator 17 free?

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

### Which has better reviews, Classicalc calculator or Calculator 17?

Calculator 17 is rated higher. Classicalc calculator averages 3.8 out of 5 from 13 ratings, while Calculator 17 averages 4.6 from 971 ratings.

### Do Classicalc calculator or Calculator 17 have ads?

Neither Classicalc calculator nor Calculator 17 shows ads.

### Which is updated more often, Classicalc calculator or Calculator 17?

Classicalc calculator ships an update every 20 months, and Calculator 17 every 4 days. Most recently, Classicalc calculator was updated on June 11, 2026 and Calculator 17 on September 17, 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.*