# Slope Calculator vs ABD Calculator

The clearest difference is in-app purchases: ABD Calculator at none against Slope Calculator's 1. Slope Calculator's advantage is iOS requirement (13.0 vs 17.1). On price, ads and device support there is nothing between them.

Both are free to download. Slope Calculator sells 1 one-off in-app purchase. ABD Calculator asks for nothing beyond the download.

## The numbers

| Metric | Slope Calculator | ABD Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (105 ratings)](https://appshunter.io/ios/app/slope-calculator-calc/id1561129699/reviews)** | — |
| Number of ratings | **105** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 14 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 2 MB |
| Requires iOS | **13.0** | 17.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) | [Daniel Miller](https://appshunter.io/developer/1739007574) |

## What reviewers say

### Slope Calculator

[App page](https://appshunter.io/ios/app/slope-calculator-calc/id1561129699)

Calculate slope in angle, percentage, or ratio by inputting two sides of a right triangle. This intuitive and easy-to-use application provides the remaining necessary values.

**Highlights:** Calculate slope as angle, Calculate slope as percentage, Calculate slope as ratio, Input two sides of a right triangle, Calculate remaining triangle values, Intuitive and easy to use

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |


### ABD Calculator

[App page](https://appshunter.io/ios/app/abd-calculator/id6480434613)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Slope Calculator free?

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

### Is ABD Calculator free?

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

### Do Slope Calculator or ABD Calculator have ads?

Neither Slope Calculator nor ABD Calculator 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.*