# interCalculator vs Big Yellow Calculator

The clearest difference is in-app purchases: interCalculator at none against Big Yellow Calculator's 1. Big Yellow Calculator's advantage is update cadence (every 2 months vs every 17 months) and iOS requirement (15.6 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Big Yellow 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 Big Yellow Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

interCalculator ships an update every 17 months, Big Yellow Calculator every 2 months. The most recent releases landed on October 27, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | interCalculator | Big Yellow 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/big-yellow-calculator/id6446835863/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 4 MB | 1 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [interfinity Limited](https://appshunter.io/developer/1774724445) | [山 黄](https://appshunter.io/developer/1679305097) |

## What reviewers say

### interCalculator

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

This utility app offers real-time calculations with optional haptic feedback and a dark mode. It supports unit conversions, number base conversions, and finding divisors for integers.

**Highlights:** Real-time results, Haptic feedback, Number base conversion, Divisor finder, Dark Mode, Customizable color scheme

**Features:** Vision Pro support

**In-app purchases:** none


### Big Yellow Calculator

[App page](https://appshunter.io/ios/app/big-yellow-calculator/id6446835863)

This versatile calculator app offers customizable layouts, switching between standard and scientific modes. It also allows users to store up to 10 intermediate results for complex calculations, making it a functional tool for various needs.

**Highlights:** Customizable layouts, Standard and scientific modes, Store intermediate results, Up to 10 stored results, Versatile functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all features | $0.99 | one-time |


## Frequently asked questions

### Is interCalculator free?

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

### Is Big Yellow Calculator free?

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

### Which has better reviews, interCalculator or Big Yellow Calculator?

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

### Do interCalculator or Big Yellow Calculator have ads?

Neither interCalculator nor Big Yellow Calculator shows ads.

### Which is updated more often, interCalculator or Big Yellow Calculator?

interCalculator ships an update every 17 months, and Big Yellow Calculator every 2 months. Most recently, interCalculator was updated on October 27, 2026 and Big Yellow Calculator on October 12, 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.*