# Calculator Smart vs Ourlit

The clearest difference is device support: Calculator Smart at 6 against Ourlit's 1. Calculator Smart also leads on iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Calculator Smart sells 3 one-off in-app purchases and Ourlit sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Calculator Smart | Ourlit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (498 ratings)](https://appshunter.io/ios/app/calculator-smart/id698030968/reviews)** | — |
| Number of ratings | **498** | — |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 44 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple TV, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Miroslav Otsedarski](https://appshunter.io/developer/450091139) | [Ogun Can KAYA](https://appshunter.io/developer/1797949911) |

## What reviewers say

### Calculator Smart

[App page](https://appshunter.io/ios/app/calculator-smart/id698030968)

This app offers a powerful and precise calculator for everyday math and advanced scientific computations. It features a clean interface with large buttons, supporting complex equations, multiple modes, and intuitive input methods. Personalize your experience with colorful skins and custom icons.

**Highlights:** 30+ scientific operations, Degrees and Radians support, Parentheses and nested equations, Intuitive input with slide-to-delete, Copy & Paste results, Apple Watch app and Lock Screen Widget, Colorful skins and custom icons

**Features:** Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Colorful Skins and Remove Ads | $1.99 | one-time |
| Colorful Skins | $1.99 | one-time |
| Colorful Skins for Mac app | $1.99 | one-time |


### Ourlit

[App page](https://appshunter.io/ios/app/ourlit-home-screen-widgets/id6795436853)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is Calculator Smart free?

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

### Is Ourlit free?

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

### Do Calculator Smart or Ourlit have ads?

Both Calculator Smart and Ourlit show 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.*