# Omega Calculator vs Calcustom

The clearest difference is review sentiment: Omega Calculator at 83% against Calcustom's 0%. Calcustom's advantage is in-app purchases (none vs 1) and device support (6 vs 3). On price and ads there is nothing between them.

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

## The numbers

| Metric | Omega Calculator | Calcustom |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (44 ratings)](https://appshunter.io/ios/app/omega-calculator/id1528068503/reviews)** | — |
| Number of ratings | **44** | — |
| Positive reviews | **83.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 9 MB | 8 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Rupertus](https://appshunter.io/developer/1610637143) | [Kevinho Morales](https://appshunter.io/developer/1374018117) |

## What reviewers say

### 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 |


### Calcustom

[App page](https://appshunter.io/ios/app/calcustom/id1561896744)

This utility app provides a straightforward calculator for basic arithmetic operations. It supports addition, subtraction, multiplication, and division in a standard portrait mode interface.

**Highlights:** Standard calculator, Portrait mode, Addition, Subtraction, Division, Multiplication

**In-app purchases:** none


## Frequently asked questions

### Is Omega Calculator free?

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

### Is Calcustom free?

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

### Do Omega Calculator or Calcustom have ads?

Neither Omega Calculator nor Calcustom shows ads.

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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.*