# Input Calculator vs Calculator Plug

The clearest difference is in-app purchases: Input Calculator at none against Calculator Plug's 4. Calculator Plug's advantage is iOS requirement (15.1 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Calculator Plug sells 4 in-app purchases, starting at $5.99 per month. Input Calculator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Input Calculator against 5.0 for Calculator Plug. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Input Calculator | Calculator Plug |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/input-calculator/id6702001389/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/calculator-plug/id6775307587/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 34 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shafqat Rahman](https://appshunter.io/developer/1743700538) | [Mark Gabrielli](https://appshunter.io/developer/6775036752) |

## What reviewers say

### Input Calculator

[App page](https://appshunter.io/ios/app/input-calculator/id6702001389)

This app offers both basic and scientific calculation modes, supporting a wide range of operations including trigonometry and logarithms. It features a clear expression display, customizable themes, and haptic feedback for an enhanced user experience.

**Highlights:** Basic and scientific calculation modes, Trigonometric and logarithmic functions, Full expression display, Dark and light mode options, Haptic feedback on button press, Theme customization, Responsive layout for various devices

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator Plug

[App page](https://appshunter.io/ios/app/calculator-plug/id6775307587)

Access over 450 specialized calculators for construction, finance, health, trades, and more. This app offers a clean, offline-capable interface for quick, accurate calculations without intrusive ads.

**Highlights:** 450+ searchable calculators, Offline functionality, Clean dark interface, Construction calculators, Finance calculators, Health and fitness calculators, Trades calculators

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| Pro+ Monthly | $9.99 | per month |
| Pro Lifetime | $29.99 | one-time |
| Pro+ Lifetime | $44.99 | one-time |


## Frequently asked questions

### Is Input Calculator free?

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

### Is Calculator Plug free?

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

### Which has better reviews, Input Calculator or Calculator Plug?

Input Calculator and Calculator Plug are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Input Calculator or Calculator Plug have ads?

Neither Input Calculator nor Calculator Plug shows ads.

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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.*