# Calculator vs Omega Calculator

The clearest difference is review sentiment: Omega Calculator at 83% against Calculator's 20%. Omega Calculator also leads on rating (4.7 vs 1.8) and ads (none vs shown). Calculator's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Omega Calculator sells 1 one-off in-app purchase. Calculator asks for nothing beyond the download.

Omega Calculator holds the better App Store score, 4.7 against 1.8. That said, the two scores are not equally well evidenced: Omega Calculator has 44 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 20% of Calculator's written reviews are positive against 83% of Omega Calculator's.

Calculator ships an update every 15 months, Omega Calculator every 2 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Calculator | Omega Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (5 ratings)](https://appshunter.io/ios/app/calculator-plus/id598278054/reviews) | **[4.7 (44 ratings)](https://appshunter.io/ios/app/omega-calculator/id1528068503/reviews)** |
| Number of ratings | 5 | **44** |
| Positive reviews | 20.0% of reviews | **83.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 2 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 6 MB | 9 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [ABCiSoft](https://appshunter.io/developer/409799840) | [Joseph Rupertus](https://appshunter.io/developer/1610637143) |

## What reviewers say

### Calculator

[App page](https://appshunter.io/ios/app/calculator-plus/id598278054)

A straightforward calculator app designed for ease of use with large, legible digits. It offers a simple interface for quick calculations on mobile devices.

**Highlights:** Large, clear numbers, Simple interface, Easy calculations, Mobile-friendly design

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

**In-app purchases:** none


### Omega Calculator

[App page](https://appshunter.io/ios/app/omega-calculator/id1528068503)

A beautiful and intuitive calculator app for iPhone and iPad, offering both basic arithmetic and advanced scientific functions. It features a smooth, fluid interface with large, colorful buttons and high-quality mathematical typesetting. Results are saved to a history tape and synced across devices, with customizable themes available.

**Highlights:** Basic and scientific calculation modes, Intuitive and fluid interface, High-quality mathematical typesetting, History tape for saved calculations, Customizable themes, Advanced functions (Pro version)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Omega Pro | $6.99 | one-time |


## Frequently asked questions

### Is Calculator free?

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

### Is Omega Calculator free?

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

### Which has better reviews, Calculator or Omega Calculator?

Omega Calculator is rated higher. Calculator averages 1.8 out of 5 from 5 ratings, while Omega Calculator averages 4.7 from 44 ratings.

### Do Calculator or Omega Calculator have ads?

Calculator shows ads; Omega Calculator does not.

### Which is updated more often, Calculator or Omega Calculator?

Calculator ships an update every 15 months, and Omega Calculator every 2 months. Most recently, Calculator was updated on October 27, 2026 and Omega Calculator on October 24, 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.*