# Eureka Calculator vs Quick Formula Calculator

The clearest difference is rating: Eureka Calculator at 5.0 against Quick Formula Calculator's 2.0. Eureka Calculator also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.6). Quick Formula Calculator's advantage is update cadence (monthly vs every 17 months). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Eureka Calculator sells 2 one-off in-app purchases and Quick Formula Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Eureka Calculator holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Eureka Calculator ships an update every 17 months, Quick Formula Calculator monthly. The most recent releases landed on October 7, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Eureka Calculator | Quick Formula Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eureka-calculator/id925663993/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/quick-formula-calculator/id6754241699/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 17 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 2 MB | 32 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tomas Crespo](https://appshunter.io/developer/888009549) | [庆鸿 林](https://appshunter.io/developer/1558629938) |

## What reviewers say

### Eureka Calculator

[App page](https://appshunter.io/ios/app/eureka-calculator/id925663993)

This app is a mobile mathematical programming environment that brings advanced computing power and flexibility to your device. It features a natural symbolic language and an intuitive interface for efficient formula writing and programming.

**Highlights:** Advanced mathematical functions, Customizable interface, Natural symbolic language (Magic), Intuitive keyboard, Efficient programming tool

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium option for iPhone | $4.99 | one-time |
| Premium option for iPad | $9.99 | one-time |


### Quick Formula Calculator

[App page](https://appshunter.io/ios/app/quick-formula-calculator/id6754241699)

Create custom calculators for any purpose, from academic studies to financial planning. Define variables, functions, and units for precise results. Organize and save your formulas with ease, and access a built-in date calculator for planning.

**Highlights:** Build custom calculators, Define variables and units, Use common math functions, Organize formulas with tags, Automatic calculation history, Built-in date calculator

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Membership | $9.99 | one-time |


## Frequently asked questions

### Is Eureka Calculator free?

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

### Is Quick Formula Calculator free?

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

### Which has better reviews, Eureka Calculator or Quick Formula Calculator?

Eureka Calculator is rated higher. Eureka Calculator averages 5.0 out of 5 from 1 ratings, while Quick Formula Calculator averages 2.0 from 1 ratings.

### Do Eureka Calculator or Quick Formula Calculator have ads?

Quick Formula Calculator shows ads; Eureka Calculator does not.

### Which is updated more often, Eureka Calculator or Quick Formula Calculator?

Eureka Calculator ships an update every 17 months, and Quick Formula Calculator monthly. Most recently, Eureka Calculator was updated on October 7, 2026 and Quick Formula Calculator on October 22, 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.*