# BIG CALCULATOR. vs DeepRead

The clearest difference is ads: DeepRead at none against BIG CALCULATOR.'s shown. DeepRead also leads on iOS requirement (13.0 vs 15.0). 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 | BIG CALCULATOR. | DeepRead |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (57 ratings)](https://appshunter.io/ios/app/big-calculator/id1114392920/reviews)** | — |
| Number of ratings | **57** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Ad-supported | — |
| Size | 13 MB | 9 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adysseus](https://appshunter.io/developer/447444997) | [江峰 郝](https://appshunter.io/developer/1778695093) |

## What reviewers say

### BIG CALCULATOR.

[App page](https://appshunter.io/ios/app/big-calculator/id1114392920)

This utility app offers a straightforward and visually clear calculator experience, ideal for users of all ages. Its large numbers and dark interface enhance readability, while landscape mode support on iPhones and iPads provides added convenience.

**Highlights:** Large numbers for easy viewing, Simple and easy-to-see interface, Landscape mode support, Dark UI for eye comfort, Suitable for all ages

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

**In-app purchases:** none


### DeepRead

[App page](https://appshunter.io/ios/app/deepread-ebook-reader-and-lib/id6744522947)

**In-app purchases:** none


## Frequently asked questions

### Is BIG CALCULATOR. free?

BIG CALCULATOR. is free to download, with no in-app purchases.

### Is DeepRead free?

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

### Do BIG CALCULATOR. or DeepRead have ads?

BIG CALCULATOR. shows ads; DeepRead 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.*