# Calculator83 vs Calculation!

Calculator83 and Calculation! both sit at 5.0 stars, but that hides the real split: 100% of Calculation!'s written reviews are positive against 63% of Calculator83's. Calculation! also leads on update cadence (every 10 days vs every 20 months) and ratings volume (88 vs 4). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Calculator83 against 5.0 for Calculation!. That said, the two scores are not equally well evidenced: Calculation! has 88 ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 63% of Calculator83's written reviews are positive against 100% of Calculation!'s.

Calculator83 ships an update every 20 months, Calculation! every 10 days. Both last shipped on October 3, 2026.

## The numbers

| Metric | Calculator83 | Calculation! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/calculator83/id891194491/reviews) | [5.0 (88 ratings)](https://appshunter.io/ios/app/calculation/id1574468544/reviews) |
| Number of ratings | 4 | **88** |
| Positive reviews | 62.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 10 days** |
| Monetization | Free | Free |
| Size | 10 MB | 0 MB |
| Requires iOS | 15.0 | **14.3** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lyker Labs LLC](https://appshunter.io/developer/891194494) | [Paul Koomey](https://appshunter.io/developer/1574468546) |

## What reviewers say

### Calculator83

[App page](https://appshunter.io/ios/app/calculator83/id891194491)

A minimalist calculator app focused on simplicity and a clean workflow. It offers both basic and scientific modes, allowing users to perform calculations without complex settings. Get started quickly with this straightforward tool.

**Highlights:** Minimalist design, Clean workflow, Basic mode, Scientific mode, Easy to use

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculation!

[App page](https://appshunter.io/ios/app/calculation/id1574468544)

This app provides a user-friendly scientific calculator with a comprehensive expression history. Easily copy past calculations and results with a simple double-tap. It includes advanced functions for complex mathematical needs.

**Highlights:** Copyable expression history, Double tap to copy, Ans button, Trigonometric functions, Degree and Radian modes, Share functionality

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Fast loading and operation
- ✅ Simple and clean design
- 🚫 No ads
- 💡 Clear display of calculations

**What reviewers complain about**

- 🤔 Limited operations compared to default
- ❌ Cannot copy from outside the app
- ⚠️ Overflow error handling could improve

**Requested features**

- Add more operations to match default Apple calculator
- Implement copy paste from outside the app
- Add dark mode
- iPad and macOS versions
- Make hitting enter on a blank line re-enter previous input


## Frequently asked questions

### Is Calculator83 free?

Calculator83 is free to download, with no in-app purchases.

### Is Calculation! free?

Calculation! is free to download, with no in-app purchases.

### Which has better reviews, Calculator83 or Calculation!?

Calculator83 and Calculation! are both rated 5.0 out of 5 on the App Store, from 4 and 88 ratings respectively.

### Do Calculator83 or Calculation! have ads?

Neither Calculator83 nor Calculation! shows ads.

### Which is updated more often, Calculator83 or Calculation!?

Calculator83 ships an update every 20 months, and Calculation! every 10 days. Most recently, Calculator83 was updated on October 3, 2026 and Calculation! on October 3, 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.*