# interCalculator vs Calculatir

The clearest difference is in-app purchases: interCalculator at none against Calculatir's 2. interCalculator also leads on device support (3 vs 1). Calculatir's advantage is update cadence (every 8 days vs every 9 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Calculatir sells 2 in-app purchases, starting at $4.99 per 7 days. interCalculator asks for nothing beyond the download.

interCalculator ships an update every 9 months, Calculatir every 8 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | interCalculator | Calculatir |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/intercalculator/id1550864236/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 32 MB | 4 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [interfinity Limited](https://appshunter.io/developer/1774724445) | [圣财 卢](https://appshunter.io/developer/1803211672) |

## 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


### Calculatir

[App page](https://appshunter.io/ios/app/calculatir-calculator/id6758322823)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $39.99 | per year |


## Frequently asked questions

### Is interCalculator free?

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

### Is Calculatir free?

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

### Do interCalculator or Calculatir have ads?

Neither interCalculator nor Calculatir shows ads.

### Which is updated more often, interCalculator or Calculatir?

interCalculator ships an update every 9 months, and Calculatir every 8 days. Most recently, interCalculator was updated on November 3, 2026 and Calculatir on November 5, 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.*