# Calculator basic vs Calculator ⁺⁻

The clearest difference is review sentiment: Calculator basic at 100% against Calculator ⁺⁻'s 50%. Calculator basic also leads on ads (none vs shown) and update cadence (every 3 months vs every 15 months). Calculator ⁺⁻'s advantage is ratings volume (40 vs 2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Calculator basic holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Calculator ⁺⁻ has 40 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Calculator basic's written reviews are positive against 50% of Calculator ⁺⁻'s.

Calculator basic ships an update every 3 months, Calculator ⁺⁻ every 15 months. The most recent releases landed on June 2, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Calculator basic | Calculator ⁺⁻ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calculator-basic/id959434104/reviews)** | [4.7 (40 ratings)](https://appshunter.io/ios/app/calculator/id6443813573/reviews) |
| Number of ratings | 2 | **40** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 15 months |
| Monetization | **Free** | Ad-supported |
| Size | 6 MB | 4 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kenichi Yoshikawa](https://appshunter.io/developer/954163256) | [Matrix Software Co.](https://appshunter.io/developer/1457004046) |

## What reviewers say

### Calculator basic

[App page](https://appshunter.io/ios/app/calculator-basic/id959434104)

Personalize your calculation experience with customizable buttons, wallpapers, and themes. Adjust layouts for portrait and landscape modes on your devices for optimal viewing and ease of use.

**Highlights:** Customizable button positions and functions, Set custom wallpapers and background colors, Adjustable button shapes, sizes, and dimensions, Multiple calculation methods and rounding modes, Free adjustment of character and background colors, History log with overwrite or add options

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator ⁺⁻

[App page](https://appshunter.io/ios/app/calculator/id6443813573)

This app offers both basic and scientific calculation functions for iPhone and iPad. Users can customize its appearance, view calculation history, and perform complex equations with high accuracy. It also provides real-time calculation display and adjustable touch feedback.

**Highlights:** Basic and scientific calculator modes, Over 30 scientific operations, Calculation history view, Real-time calculation display, Customizable color themes, Adjustable button touch sound/vibration, High accuracy calculations (75+ significant digits)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator basic free?

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

### Is Calculator ⁺⁻ free?

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

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

Calculator basic is rated higher. Calculator basic averages 5.0 out of 5 from 2 ratings, while Calculator ⁺⁻ averages 4.7 from 40 ratings.

### Do Calculator basic or Calculator ⁺⁻ have ads?

Calculator ⁺⁻ shows ads; Calculator basic does not.

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

Calculator basic ships an update every 3 months, and Calculator ⁺⁻ every 15 months. Most recently, Calculator basic was updated on June 2, 2026 and Calculator ⁺⁻ on September 7, 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.*