# Calculator Pro vs addition calc

The clearest difference is review sentiment: addition calc at 100% against Calculator Pro's 50%. addition calc also leads on price (Free vs $6.99) and update cadence (monthly vs every 3 months). On ads, in-app purchases and device support there is nothing between them.

addition calc is free to download; Calculator Pro costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calculator Pro ships an update every 3 months, addition calc monthly. The most recent releases landed on October 23, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Calculator Pro | addition calc |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[3.6 (5 ratings)](https://appshunter.io/ios/app/calculator-pro-simple-app/id708077489/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Paid | **Free** |
| Size | 25 MB | 13 MB |
| Requires iOS | 12.0 | **9.3** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [woodsmall inc.](https://appshunter.io/developer/708077492) | [Shozo Obayashi](https://appshunter.io/developer/1453986142) |

## What reviewers say

### Calculator Pro

[App page](https://appshunter.io/ios/app/calculator-pro-simple-app/id708077489)

This app offers a stylish and functional calculator with advanced features like percent, constant, exponential, and compound interest calculations. Customize themes and decimal rounding for a personalized experience.

**Highlights:** Percent calculations, Constant calculations, Exponential calculations, Compound interest calculations, Customizable themes, Customizable display, Decimal rounding settings

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### addition calc

[App page](https://appshunter.io/ios/app/addition-calc/id1453986143)

This calculator app clearly displays inputs and sums on separate rows for easy understanding. Perform basic arithmetic operations with large, accessible buttons. Customize decimal places and rounding for precise calculations.

**Highlights:** Separate input and sum display, Large buttons for easy input, Supports four input operations, Customizable decimal places, Adjustable rounding settings, Optional vibration feedback

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Pro free?

Calculator Pro costs $6.99, with no in-app purchases.

### Is addition calc free?

addition calc is free to download, with no in-app purchases.

### Do Calculator Pro or addition calc have ads?

Neither Calculator Pro nor addition calc shows ads.

### Which is updated more often, Calculator Pro or addition calc?

Calculator Pro ships an update every 3 months, and addition calc monthly. Most recently, Calculator Pro was updated on October 23, 2026 and addition calc on October 11, 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.*