# Notebook Calculator vs Random Letter

The clearest difference is price: Random Letter at $0.99 against Notebook Calculator's $1.99. Random Letter also leads on iOS requirement (11.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

Notebook Calculator costs $1.99 and Random Letter $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Notebook Calculator | Random Letter |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | — |
| Monetization | Paid | — |
| Size | 4 MB | 49 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [俊 姜](https://appshunter.io/developer/974809005) | [Dmytro Plekhotkin](https://appshunter.io/developer/1639719963) |

## What reviewers say

### Notebook Calculator

[App page](https://appshunter.io/ios/app/notebook-calculator/id1169182532)

This app functions as a powerful calculator with a notebook interface, allowing users to write, edit, save, and graph complex calculations. It supports a wide range of mathematical and statistical functions, including scientific and complex number calculations, with features like copy, cut, and paste for easy editing.

**Highlights:** Notebook interface for calculations, Edit, save, and graph history, Scientific and graphic calculator functions, Complex number calculations, Extensive mathematical functions, Statistical functions, File management for calculations

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

**In-app purchases:** none


### Random Letter

[App page](https://appshunter.io/ios/app/random-letter-full-screen/id6444909744)

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

**In-app purchases:** none


## Frequently asked questions

### Is Notebook Calculator free?

Notebook Calculator costs $1.99, with no in-app purchases.

### Is Random Letter free?

Random Letter costs $0.99, with no in-app purchases.

### Do Notebook Calculator or Random Letter have ads?

Neither Notebook Calculator nor Random Letter 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.*