# Checkman — The Mobile App Design Checker

> Mobile app UI design checker for alignment, spacing, and color analysis. (iPhone/iPad app by Onerity Company Limited.)

- Source: https://appshunter.io/ios/app/checkman/id1247361179 (this page in markdown: same URL + `.md`)
- Developer: [Onerity Company Limited](https://appshunter.io/developer/1621495370)
- Category: Productivity, Education
- Price: $0.99
- Age rating: 4+
- Requires: iOS 9.0 · 143 MB
- Languages: English
- Released: 2017-06-27
- Data updated: 2026-06-10
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/checkman/id1247361179/reviews.md

## What is Checkman?

Top #2 featured app on ProductHunt.
"Great app already bought and playing around with it" - Leon Calcutt.
"Woah, great app! I would most certainly buy immediately being a UI Designer. Keep the good work coming. Cheers!" - Braxton Huff

Checkman is the unique application that helps you test the UI design of any mobile/tablet applications. Screenshot any iPhone/iPad's app and open Checkman to check the photo.

Let us show you how Checkman makes magic: 
- Zoom in the screen, and you will see all details of elements in a larger view. 
- Check if elements are aligned well together. Drag a ruler to the sides to figure out whether elements are aligned properly. 
- Measure paddings and margins to compare with design mockups.  
- Measure distances of elements in different units (Px and Pt)
- Measure dimensions of elements (width and height)
- Never miss any color. Just touch and hold your finger anywhere on the screen and witness the magic. 
- Show iOS grid to follow Apple's guidelines absolutely

Privacy policy: https://medium.com/@truonglong88/checkman-apps-privacy-policy-93ed0f6af4f5

To help you have the best experience with Checkman, let us hear your voice by dropping an email to hi@figma.vn. We'll get back to you right away! 

Now DOWNLOAD and support us by rating 5 STARS! Thanks a lot.

## Key features

- Element alignment ruler
- Padding and margin measurement
- Distance measurement (Px, Pt)
- Element dimension measurement
- Color identification
- iOS grid overlay

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/checkman/id1247361179/reviews.md

### 5/5 — Great app for checking design

*2018-10-26*

It works great, thanks for making this app. Its really help me testing my app on the go.

**Developer response:** Thanks Horse304. Please refer Checkman to your friends and coworkers. Cheer!

## Frequently asked questions about Checkman

### What is Checkman used for?

Checkman is used to test and analyze the UI design of mobile and tablet applications. It helps designers and developers verify element alignment, measure spacing, identify colors, and ensure adherence to design guidelines.

### How does Checkman help measure elements?

Checkman allows you to measure paddings, margins, and distances between elements in pixels (Px) and points (Pt). You can also measure the width and height dimensions of individual elements.

### Can Checkman identify colors on a screen?

Yes, Checkman can identify colors by simply touching and holding your finger anywhere on the screen. This feature helps in verifying color accuracy against design mockups.

### Does Checkman show iOS design guidelines?

Yes, Checkman can display the iOS grid overlay to help you ensure your app's design absolutely follows Apple's guidelines.

### What devices is Checkman compatible with?

Checkman is compatible with iPhone, iPad, and iPod devices.

### How often is Checkman updated?

The latest version of Checkman was released on May 7, 2022. Updates typically address improvements and bug fixes to enhance user experience.

### What is the price of Checkman?

Checkman is a paid application, available for $0.99. This one-time purchase grants you access to all its features.

### Does Checkman have ads?

No, Checkman does not contain advertisements. As a paid application, it offers an ad-free experience for its users.

## Version history (last 5 releases)

### 1.4 — 2022-05-07

Fix bugs and improve performance.

### 1.3 — 2018-10-25

Checkman came back with iPhone X, XS, XS Max, XR!
- iPhone X, XS, XS Max, XR supported
- Fix iOS 12's bugs and improve performance

### 1.2 — 2018-09-01

Checkman came back with iPhone X!
- iPhone X supported
- Fix bugs and improve performance
- Add new secret cool features

### 1.1 — 2017-08-18

ONLY X-MAS AND NEW YEAR 2018 SPECIAL! 100% OFF. BE HURRY!

- New feature "iOS Grid" to show iOS grid guidelines
- New way to open menu: double tap on screen!
- Improve user experience and fix bugs

### 1.0 — 2017-06-27

No release notes.

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## More apps by Onerity Company Limited

- [peace - relax and focus](https://appshunter.io/ios/app/peace-relax-and-focus/id1524156532)

All apps by Onerity Company Limited: https://appshunter.io/developer/1621495370

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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 2026-06-10.*