# interCalculator vs Numerix Calculator

The clearest difference is in-app purchases: interCalculator at none against Numerix Calculator's 1. Numerix Calculator's advantage is iOS requirement (13.0 vs 17.0). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for interCalculator against 5.0 for Numerix Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

interCalculator ships an update every 9 months, Numerix Calculator every 6 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | interCalculator | Numerix Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/intercalculator/id1550864236/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/numerix-calculator/id6759518271/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 109 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [interfinity Limited](https://appshunter.io/developer/1774724445) | [Amit Kandial](https://appshunter.io/developer/1858479815) |

## What reviewers say

### interCalculator

[App page](https://appshunter.io/ios/app/intercalculator/id1550864236)

A versatile calculator app offering everyday arithmetic, advanced scientific functions, number base conversions, and graphing capabilities. It provides a clean interface designed for various screen sizes and includes features like prime number marking and divisor finding.

**Highlights:** Full expression calculation, Scientific functions (sin, cos, log), Number base conversion (binary, hex), Function graphing (f(x)), Divisor and prime divisor finder, iCloud history sync, Customizable accent colors

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


### Numerix Calculator

[App page](https://appshunter.io/ios/app/numerix-calculator/id6759518271)

This app offers a modern and stylish calculator with both basic and advanced scientific functions. It features a clean interface, customizable themes, and a history of recent calculations for easy access. Perfect for everyday math and complex scientific computations.

**Highlights:** Basic calculations, Scientific functions (sin, cos, tan, log, etc.), Degree and radian modes, Calculation history, Customizable themes, Memory functions

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custom Theme | $0.99 | one-time |


## Frequently asked questions

### Is interCalculator free?

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

### Is Numerix Calculator free?

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

### Which has better reviews, interCalculator or Numerix Calculator?

interCalculator and Numerix Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do interCalculator or Numerix Calculator have ads?

Neither interCalculator nor Numerix Calculator shows ads.

### Which is updated more often, interCalculator or Numerix Calculator?

interCalculator ships an update every 9 months, and Numerix Calculator every 6 months. Most recently, interCalculator was updated on November 3, 2026 and Numerix Calculator on October 31, 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.*