# Input Calculator vs Octuple Calc

The clearest difference is ads: Input Calculator at none against Octuple Calc's shown. Octuple Calc's advantage is iOS requirement (15.8.3 vs 18.0). On price, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Input Calculator | Octuple Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/input-calculator/id6702001389/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Monetization | Free | — |
| Size | 1 MB | 36 MB |
| Requires iOS | 18.0 | **15.8.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shafqat Rahman](https://appshunter.io/developer/1743700538) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## 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


### Octuple Calc

[App page](https://appshunter.io/ios/app/octuple-calc/id6742039735)

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

**In-app purchases:** none


## Frequently asked questions

### Is Input Calculator free?

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

### Is Octuple Calc free?

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

### Do Input Calculator or Octuple Calc have ads?

Octuple Calc shows ads; Input Calculator does not.

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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.*