# Diameter Finder - Circle Calc — Radius Diameter Circumference

> Calculate circle radius, diameter, circumference, and area with one input. (iPhone/iPad app by Krzysztof Gwiazda.)

- Source: https://appshunter.io/ios/app/diameter-finder-circle-calc/id6463205574 (this page in markdown: same URL + `.md`)
- Developer: [Krzysztof Gwiazda](https://appshunter.io/developer/1546740383)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 12.1 · 13 MB
- Languages: English
- Released: 2023-08-24
- Data updated: 2026-06-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/diameter-finder-circle-calc/id6463205574/reviews.md

## What is Diameter Finder?

Diameter Finder - Circle Calculator.

Do you need  a quick and easy to use circle calculator? No problem, here it is.  
Enter one value to get the result in no time:

Radius
Diameter
Circumference
Area

No fuss calculator. Does what it says on the tin.

## Key features

- Calculate radius
- Calculate diameter
- Calculate circumference
- Calculate area
- Input any single value
- Quick results

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/diameter-finder-circle-calc/id6463205574/reviews.md

### 5/5 — Does what I need

*2025-10-28*

Simple to use and it works

## Frequently asked questions about Diameter Finder

### What can Diameter Finder calculate?

Diameter Finder can calculate the radius, diameter, circumference, and area of a circle. You only need to provide one of these values to get the rest.

### How does Diameter Finder work?

The app allows you to enter a single known value for a circle, such as the radius. It then instantly computes and displays the corresponding diameter, circumference, and area.

### Is Diameter Finder free to use?

Yes, Diameter Finder is completely free to download and use. There are no hidden costs or in-app purchases required.

### Does Diameter Finder have ads?

No, Diameter Finder does not contain advertisements. It offers a clean and uninterrupted user experience.

### What devices is Diameter Finder compatible with?

Diameter Finder is available for iPhone, iPad, and iPod. It is designed to work across these Apple devices.

### How often is Diameter Finder updated?

The app was last updated on January 10, 2024, with version 1.0.1. Updates typically address bug fixes and performance improvements.

### What is the age rating for Diameter Finder?

Diameter Finder has an age rating of 4+, making it suitable for young users and adults alike.

### Can Diameter Finder calculate circumference from diameter?

Yes, Diameter Finder can calculate the circumference if you input the diameter. It supports calculating all circle properties from any single given value.

## Version history (last 2 releases)

### 1.0.1 — 2024-01-10

EU GDPR consent form

### 1.0 — 2023-08-24

No release notes.

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All apps by Krzysztof Gwiazda: https://appshunter.io/developer/1546740383

## Related topics

[find circumference of a circle](https://appshunter.io/ios/topics/find-circumference-of-a-circle) · [circumference finder](https://appshunter.io/ios/topics/circumference-finder) · [spectrum circle](https://appshunter.io/ios/topics/spectrum-circle) · [circumference](https://appshunter.io/ios/topics/circumference) · [Circleglove](https://appshunter.io/ios/topics/circleglove) · [topbox circle](https://appshunter.io/ios/topics/topbox-circle) · [krzysztof gwiazda](https://appshunter.io/ios/topics/krzysztof-gwiazda)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*