# Calculator 3.0 vs Calculator⁻

The clearest difference is in-app purchases: Calculator⁻ at none against Calculator 3.0's 3. Calculator 3.0's advantage is ads (none vs shown) and rating (4.7 vs 4.4). On price and ratings volume there is nothing between them.

Both are free to download. Calculator 3.0 sells 3 one-off in-app purchases. Calculator⁻ asks for nothing beyond the download.

Calculator 3.0 holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 3.7K and 3.6K respectively. Written reviews point the same way: 67% of Calculator 3.0's written reviews are positive against 52% of Calculator⁻'s.

Calculator 3.0 ships an update fortnightly, Calculator⁻ every 2 months. Both last shipped on October 23, 2026.

## The numbers

| Metric | Calculator 3.0 | Calculator⁻ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3.7K ratings)](https://appshunter.io/ios/app/calculator-30/id382376539/reviews)** | [4.4 (3.6K ratings)](https://appshunter.io/ios/app/calculator/id1327796464/reviews) |
| Number of ratings | **3.7K** | 3.6K |
| Positive reviews | **66.7% of reviews** | 52.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 26 MB | 4 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Apple TV, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Spencer Brown](https://appshunter.io/developer/307337672) | [UniCom Technology](https://appshunter.io/developer/1270764210) |

## What reviewers say

### Calculator 3.0

[App page](https://appshunter.io/ios/app/calculator-30/id382376539)

A free, redesigned calculator app offering a simpler, more intuitive experience across Apple devices. Features include customizable themes, advanced scientific functions, and unit conversion, all optimized for various screen sizes and interactions.

**Highlights:** Customizable themes, Scientific calculator, Unit converter, Tip calculator, Tally counter, iPad multitasking support, Apple Watch complications

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| a Nice Tip | $0.99 | one-time |
| a Generous Tip | $2.99 | one-time |
| an Amazing Tip! | $4.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Smooth performance
- 💡 Useful features (tip calculator, unit converter, tally counter)
- 🎨 Customizable colors/themes
- 🔍 Clear and legible display

**What reviewers complain about**

- 🐛 Memory function issues
- 🔊 Loud button click sounds
- 🔍 Cropped display on iPad
- 🔍 Blurry graphics

**Reported bugs**

- Incorrect calculation results
- Landscape mode issues
- Crashes after updates

**Requested features**

- Add memory function indicator
- Allow disabling of button click sounds
- Optimize layout for iPad
- Improve graphics quality


### Calculator⁻

[App page](https://appshunter.io/ios/app/calculator/id1327796464)

A straightforward calculator app designed for simplicity, offering basic arithmetic operations and percentage calculations. It allows users to record and recall past results, customize colors, and enable touch sounds for a personalized experience.

**Highlights:** Basic arithmetic operations, Percentage calculations, Record and recall results, Customizable colors, Touch sound option

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Efficient calculations
- 💡 Retro design
- 👍 Simple and straightforward

**What reviewers complain about**

- 🐛 Decimal point issues
- 🐛 Incorrect calculations
- 🐛 Broken buttons
- 🔍 Confusing button layout

**Reported bugs**

- Decimal point problem: .5 becomes 5
- Button that should be 7 shows as 9 and gives 9 when used
- Percentage button does not work correctly

**Requested features**

- Backspace button
- Percentage button that works properly
- Arrange buttons in standard calculator layout


## Frequently asked questions

### Is Calculator 3.0 free?

Calculator 3.0 is free to download, with in-app purchases available.

### Is Calculator⁻ free?

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

### Which has better reviews, Calculator 3.0 or Calculator⁻?

Calculator 3.0 is rated higher. Calculator 3.0 averages 4.7 out of 5 from 3.7K ratings, while Calculator⁻ averages 4.4 from 3.6K ratings.

### Do Calculator 3.0 or Calculator⁻ have ads?

Calculator⁻ shows ads; Calculator 3.0 does not.

### Which is updated more often, Calculator 3.0 or Calculator⁻?

Calculator 3.0 ships an update fortnightly, and Calculator⁻ every 2 months. Most recently, Calculator 3.0 was updated on October 23, 2026 and Calculator⁻ on October 23, 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.*