# EZ Engineering Calculator vs Calculator‰

The clearest difference is price: Calculator‰ at Free against EZ Engineering Calculator's $4.99. Calculator‰ also leads on device support (4 vs 2) and iOS requirement (15.0 vs 17.0). EZ Engineering Calculator's advantage is ads (none vs shown) and review sentiment (100% vs 70%). On in-app purchases there is nothing between them.

Calculator‰ is free to download; EZ Engineering Calculator costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

EZ Engineering Calculator ships an update every 5 weeks, Calculator‰ every 5 months. The most recent releases landed on September 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | EZ Engineering Calculator | Calculator‰ |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[4.9 (409K ratings)](https://appshunter.io/ios/app/calculator/id486645049/reviews)** |
| Number of ratings | — | **409K** |
| Positive reviews | **100.0% of reviews** | 69.8% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | Paid | **Ad-supported** |
| Size | 1 MB | 47 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [CHING FENG WANG](https://appshunter.io/developer/394371304) | [Tim O's Studios, LLC](https://appshunter.io/developer/412839685) |

## What reviewers say

### EZ Engineering Calculator

[App page](https://appshunter.io/ios/app/ez-engineering-calculator/id470931826)

This app provides a comprehensive engineering calculator with advanced functions, unit and currency conversions. It offers a clean, ad-free experience with offline capabilities and supports multiple languages and dark mode.

**Highlights:** Advanced engineering functions, Extensive unit conversion, Daily updated currency conversion, Offline functionality, Ad-free experience, Multi-language support, Dark mode

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

**In-app purchases:** none


### Calculator‰

[App page](https://appshunter.io/ios/app/calculator/id486645049)

This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.

**Highlights:** Large buttons, Clear display, Fast calculations, Intuitive layout, Retina Display support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Large, clear buttons
- 👍 Accurate calculations
- 👍 Simple, no-frills design
- 👍 Reliable and stable

**What reviewers complain about**

- 🔍 Lack of advanced features
- 💰 Ads can be intrusive
- 🔒 Concerns about security/malware
- 🐛 Occasional bugs and glitches

**Reported bugs**

- Calculations sometimes incorrect
- App crashing or freezing

**Requested features**

- Percentage key in portrait mode
- Option to remove ads (paid version)
- More customization options
- Memory function


## Frequently asked questions

### Is EZ Engineering Calculator free?

EZ Engineering Calculator costs $4.99, with no in-app purchases.

### Is Calculator‰ free?

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

### Do EZ Engineering Calculator or Calculator‰ have ads?

Calculator‰ shows ads; EZ Engineering Calculator does not.

### Which is updated more often, EZ Engineering Calculator or Calculator‰?

EZ Engineering Calculator ships an update every 5 weeks, and Calculator‰ every 5 months. Most recently, EZ Engineering Calculator was updated on September 13, 2026 and Calculator‰ on October 17, 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.*