# Calculator vs Calculator₊

The clearest difference is price: Calculator₊ at Free against Calculator's $1.99. Calculator₊ also leads on rating (4.7 vs 4.0) and update cadence (every 3 weeks vs every 11 months). Calculator's advantage is in-app purchases (none vs 13) and ads (none vs shown). On review sentiment 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 $0.99 per month. Calculator asks for nothing beyond the download.

Calculator₊ holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Calculator₊ has 1.7M 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 63% of Calculator₊'s.

Calculator ships an update every 11 months, Calculator₊ every 3 weeks. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Calculator | Calculator₊ |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/calculator/id286319444/reviews) | **[4.7 (1.7M ratings)](https://appshunter.io/ios/app/calculator/id398129933/reviews)** |
| Number of ratings | 1 | **1.7M** |
| Positive reviews | 60.0% of reviews | **63.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | — | **#99** |
| Size | 5 MB | 237 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Byte Works, Inc.](https://appshunter.io/developer/286319447) | [Impala Studios](https://appshunter.io/developer/1063279743) |

## What reviewers say

### Calculator

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

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/id398129933)

**Currently charting:** #99 Top Grossing · Utilities (US App Store)

This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.

**Highlights:** Basic and scientific calculations, Unit and currency converter, AI-powered math solver with photo recognition, Math notes with instant solutions, Calculation history log, Accessibility features

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Member Special Offer | $0.99 | per month |
| Monthly Premium Member | $0.99 | per month |
| 1 Month Premium Access | $1.49 | per month |
| Unlimited Math Calculations | $3.99 | per 6 months |
| Half-Yearly Premium Member | $3.99 | per 6 months |
| Calculate Faster, AI, & No Ads | $4.99 | per 7 days |
| 1 Year Ad-Free | $5.99 | per year |
| Calculate Faster, AI, & No Ads | $5.99 | per 7 days |
| 1 Month Premium Trial | $5.99 | per 7 days |
| Math Solver/Full Access/No Ads | $5.99 | per 7 days |
| 6 Months Premium Access | $8.99 | per 6 months |
| Smart Currency & Fraction Calc | $14.99 | per year |

**What reviewers like**

- 💻 Useful calculator features
- 🎨 Customizable backgrounds and themes
- 📚 Helpful history tracking

**What reviewers complain about**

- 📺 Intrusive full-screen ads
- 💰 Expensive subscription model
- 🔍 Ads blocking calculator functionality

**Reported bugs**

- Incorrect calculation results for certain functions
- Inability to delete last entered digit without clearing entire calculation

**Requested features**

- Ability to delete individual calculation history entries
- More free advanced calculator features (fractions, currency, etc.)
- Improved ad placement that doesn't interfere with usage


## 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 4.7 from 1.7M 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 3 weeks. Most recently, Calculator was updated on October 23, 2026 and Calculator₊ on October 28, 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.*