# Four Formula Calculator vs EasyCalc

The clearest difference is ads: EasyCalc at none against Four Formula Calculator's shown. EasyCalc also leads on update cadence (daily vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Four Formula Calculator ships an update every 2 months, EasyCalc daily. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Four Formula Calculator | EasyCalc |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Daily** |
| Monetization | — | Free |
| Size | 4 MB | 18 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [Sebastian Rubina](https://appshunter.io/developer/1676001153) |

## What reviewers say

### Four Formula Calculator

[App page](https://appshunter.io/ios/app/four-formula-calculator/id523405542)

**In-app purchases:** none


### EasyCalc

[App page](https://appshunter.io/ios/app/easycalc-unit-conversions/id6475188727)

This application simplifies calculations and unit conversions with an intuitive interface. It offers fast, responsive performance and offline access to essential features. Regular updates ensure continuous improvements and new functionalities.

**Highlights:** Basic and complex calculations, Intuitive unit conversions, Clean and friendly design, User-friendly interface, Fast and responsive performance, Offline access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Four Formula Calculator free?

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

### Is EasyCalc free?

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

### Do Four Formula Calculator or EasyCalc have ads?

Four Formula Calculator shows ads; EasyCalc does not.

### Which is updated more often, Four Formula Calculator or EasyCalc?

Four Formula Calculator ships an update every 2 months, and EasyCalc daily. Most recently, Four Formula Calculator was updated on October 26, 2026 and EasyCalc 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.*