# Calc vs Scientific Calc

The clearest difference is price: Calc at Free against Scientific Calc's $1.99. Calc also leads on review sentiment (81% vs 50%) and ratings volume (28 vs 3). Scientific Calc's advantage is in-app purchases (none vs 2). On rating, ads, monetization model and device support there is nothing between them.

Calc is free to download; Scientific Calc costs $1.99 up front. Calc sells 2 in-app purchases, starting at $0.99 per month. Scientific Calc asks for nothing beyond the download.

Calc holds the better App Store score, 3.9 against 3.7. That said, the two scores are not equally well evidenced: Calc has 28 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 81% of Calc's written reviews are positive against 50% of Scientific Calc's.

Calc ships an update every 2 months, Scientific Calc every 5 months. The most recent releases landed on September 20, 2026 and August 30, 2026 respectively.

## The numbers

| Metric | Calc | Scientific Calc |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[3.9 (28 ratings)](https://appshunter.io/ios/app/calc/id285807159/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/scientific-calc/id456710555/reviews) |
| Number of ratings | **28** | 3 |
| Positive reviews | **80.8% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 1 MB | 15 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mike Wesemann](https://appshunter.io/developer/285807162) | [Hannes Sverrisson](https://appshunter.io/developer/428851947) |

## What reviewers say

### Calc

[App page](https://appshunter.io/ios/app/calc/id285807159)

A visually appealing and straightforward calculator app for iPhone and iPad. It offers a unique user interface with support for basic and scientific calculations, various number base conversions, and currency and unit conversions.

**Highlights:** Universal app for iPhone and iPad, Basic and scientific calculations, Number base conversions (decimal, hex, binary, octal), Currency and unit conversions, Scrollable calculation history, 10 color themes

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calc Pro | $0.99 | per month |
| Calc Pro | $4.99 | per year |

**What reviewers like**

- 🚀 Free app
- 👍 Simple and easy to use
- 📜 Tape/history feature
- 🎨 Customizable colors
- 📤 Ability to email calculations

**What reviewers complain about**

- 🐛 Crashes or freezes on some devices
- 🔊 Annoying key click sounds
- 📜 Scrolling to see recent calculations
- 🔍 Overcrowded interface with too many functions

**Reported bugs**

- Percentage calculations not working correctly
- Cos 90 showing incorrect result

**Requested features**

- Copy and paste support
- Larger buttons for easier use
- Ability to clear calculation history
- Auto-insert previous result when using operators
- Landscape mode support


### Scientific Calc

[App page](https://appshunter.io/ios/app/scientific-calc/id456710555)

This utility app provides advanced scientific calculation functions with an intuitive interface. It offers easy access to functions via swiping and large, uncluttered buttons for faster, more reliable calculations. Customize your experience with background options and enjoy extended accuracy for complex computations.

**Highlights:** Swipe-based access to scientific functions, Large, uncluttered buttons, Backspace key for corrections, Copy and paste functionality, Customizable background and display, Extended accuracy calculations

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

**In-app purchases:** none


## Frequently asked questions

### Is Calc free?

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

### Is Scientific Calc free?

Scientific Calc costs $1.99, with no in-app purchases.

### Which has better reviews, Calc or Scientific Calc?

Calc is rated higher. Calc averages 3.9 out of 5 from 28 ratings, while Scientific Calc averages 3.7 from 3 ratings.

### Do Calc or Scientific Calc have ads?

Neither Calc nor Scientific Calc shows ads.

### Which is updated more often, Calc or Scientific Calc?

Calc ships an update every 2 months, and Scientific Calc every 5 months. Most recently, Calc was updated on September 20, 2026 and Scientific Calc on August 30, 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.*