# Calculator vs Calculator +

The clearest difference is price: Calculator + at Free against Calculator's $1.99. Calculator + also leads on rating (4.6 vs 4.0) and update cadence (every 4 days vs every 11 months). Calculator's advantage is in-app purchases (none vs 12) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Calculator + is free to download; Calculator costs $1.99 up front. Calculator + sells 12 in-app purchases, starting at $4.99 per month. Calculator asks for nothing beyond the download.

Calculator + holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Calculator + has 10K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 60% of Calculator's written reviews are positive against 85% of Calculator +'s.

Calculator ships an update every 11 months, Calculator + every 4 days. The most recent releases landed on September 18, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Calculator | Calculator + |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/calculator/id286319444/reviews) | **[4.6 (10K ratings)](https://appshunter.io/ios/app/calculator-plus/id351815470/reviews)** |
| Number of ratings | 1 | **10K** |
| Positive reviews | 60.0% of reviews | **84.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 4 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#181** | — |
| Size | 5 MB | 48 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Byte Works, Inc.](https://appshunter.io/developer/286319447) | [xNeat.com](https://appshunter.io/developer/327498295) |

## What reviewers say

### Calculator

[App page](https://appshunter.io/ios/app/calculator/id286319444)

**Currently charting:** #181 Top Paid · Utilities (US App Store)

This app offers a comprehensive scientific calculator with multiple modes, including algebraic, scientific, conversions, and logic calculations. It features a user-friendly design with large buttons and remembers your progress if interrupted.

**Highlights:** Algebraic entry, Scientific calculations, Unit conversions (length, area, volume, etc.), Logic calculator (binary, octal, decimal, hex), 10 memory registers, Wide number range support

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Calculator free?

Calculator costs $1.99, with no in-app purchases.

### Is Calculator + free?

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

### Which has better reviews, Calculator or Calculator +?

Calculator + is rated higher. Calculator averages 4.0 out of 5 from 1 ratings, while Calculator + averages 4.6 from 10K ratings.

### Do Calculator or Calculator + have ads?

Calculator + shows ads; Calculator does not.

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

Calculator ships an update every 11 months, and Calculator + every 4 days. Most recently, Calculator was updated on September 18, 2026 and Calculator + on September 26, 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.*