# Calculator + vs Calculator 17

Calculator + and Calculator 17 both sit at 4.6 stars, but that hides the real split: 85% of Calculator +'s written reviews are positive against 22% of Calculator 17's. Calculator + also leads on ratings volume (10K vs 971). Calculator 17's advantage is in-app purchases (none vs 12) and ads (none vs shown). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. Calculator + sells 12 in-app purchases, starting at $4.99 per month. Calculator 17 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Calculator + against 4.6 for Calculator 17. That said, the two scores are not equally well evidenced: Calculator + has 10K ratings behind it against 971, so its average is the more settled of the two. Written reviews are what separate them: 85% of Calculator +'s written reviews are positive against 22% of Calculator 17's.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on September 23, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Calculator + | Calculator 17 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (10K ratings)](https://appshunter.io/ios/app/calculator-plus/id351815470/reviews) | [4.6 (971 ratings)](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902/reviews) |
| Number of ratings | **10K** | 971 |
| Positive reviews | **84.9% of reviews** | 21.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | Every 4 days |
| Monetization | Free with in-app purchases | **Free** |
| Size | 48 MB | 5 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [xNeat.com](https://appshunter.io/developer/327498295) | [AI APPS SRL](https://appshunter.io/developer/1697892814) |

## What reviewers say

### Calculator +

[App page](https://appshunter.io/ios/app/calculator-plus/id351815470)

This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.

**Highlights:** Free basic and scientific calculator, Intuitive interface with equation and result display, Fraction and percent support, Advanced editing capabilities, Polynomial and linear equation solver, Graphing calculator, Unit conversion and geometric calculators

**Features:** Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scientific Calculator | $4.99 | per month |
| Calculator | $39.99 | per year |
| Linear Calculator | $2.99 | one-time |
| Factoring Calculator | $2.99 | one-time |
| Handwriting Calculator | $2.99 | one-time |
| Currency Converter | $2.99 | one-time |
| Themes Pack | $2.99 | one-time |
| Graphing Calculator | $3.99 | one-time |
| Fraction Calculator | $3.99 | one-time |
| Scientific Calculator | $4.99 | one-time |
| Calculator Plus | $4.99 | one-time |
| Calculator | $16.99 | one-time |

**What reviewers like**

- 👍 Great features and easy to use
- 👍 Efficient and quick
- 👍 Versatile, functional calculator
- 👍 Fantastic, easy to use app
- 👍 Awesome calculator app

**What reviewers complain about**

- 🐛 New updated layout is awful
- 🐛 App is now terrible
- 🔒 Paying customer screwed over by update
- 🔒 Now timed trial, no free w/ads version
- 🔒 Not honest

**Reported bugs**

- Fraction calculator has TWO subtraction buttons and NO division button
- Decimals seem to be changed to fraction with no apparent way of changing it back
- Functionality is dropped by forcing you to the main menu every time you open it
- Currency converter broken
- Login screen freezes

**Requested features**

- Add mod function
- Add commas
- Add 1/x function
- Support for Retina Display
- Add number 4 with two lines


### 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 Calculator + free?

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, Calculator + or Calculator 17?

Calculator + and Calculator 17 are both rated 4.6 out of 5 on the App Store, from 10K and 971 ratings respectively.

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

Calculator + shows ads; Calculator 17 does not.

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

Calculator + ships an update every 4 days, and Calculator 17 every 4 days. Most recently, Calculator + was updated on September 23, 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.*