# DoF Ref

> Depth of field and hyper-focal distance calculator for photographers. (iPhone/iPad app by IMR2 LLC.)

- Source: https://appshunter.io/ios/app/dof-ref/id866064172 (this page in markdown: same URL + `.md`)
- Developer: [IMR2 LLC](https://appshunter.io/developer/866064175)
- Category: Photo & Video, Utilities
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 7.0 · 3 MB
- Languages: American English
- Released: 2014-04-28
- Data updated: 2026-07-07
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/dof-ref/id866064172/reviews.md

## What is DoF Ref?

Depth of field and Hyper-focal Distance calculator.
Quickly determine your estimated depth of field prior to capturing images.
Gain a better understanding of how settings affect the depth of field.
Quickly determine the hyper-focal distance.

Color and grey Palettes that you can screen capture then compare the images against a calibrated screen. This is a quick easy way to determine of your devices color display is vastly different when compared to a calibrated screen.

## Key features

- Depth of field calculation
- Hyper-focal distance calculation
- Understanding camera settings
- Color palette comparison
- Grey palette comparison


## Frequently asked questions about DoF Ref

### What is DoF Ref used for?

DoF Ref is a calculator that helps photographers quickly determine their estimated depth of field and hyper-focal distance before taking a photo. It aids in understanding how camera settings impact focus.

### Does DoF Ref have ads?

The provided data does not specify if DoF Ref contains advertisements. However, it is listed as a free application.

### What devices does DoF Ref support?

DoF Ref is available for iPhone, iPad, and iPod touch devices. It is compatible with iOS operating systems.

### How often is DoF Ref updated?

DoF Ref was last updated on October 2, 2015, with version 2.0. The initial release date was April 28, 2014.

### What is the age rating for DoF Ref?

DoF Ref has an age rating of 4+, making it suitable for a wide range of users. This indicates it contains no mature content.

### Can DoF Ref help with screen calibration?

Yes, DoF Ref includes color and grey palettes that can be screen captured. These allow users to compare their device's display against a calibrated screen to identify color differences.

### What is the user rating for DoF Ref?

DoF Ref has a perfect rating of 5.0 stars based on one review. This suggests a highly positive user experience from its current users.

## Version history (last 2 releases)

### 2.0 — 2015-10-02

This app has been updated by Apple to display the Apple Watch app icon.

Minor bug corrections.
Cleaned up screen shots
Updated for ios9.
Auto save on setting changes

### 1.0 — 2014-04-24

No release notes.

## Apps similar to DoF Ref

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [D0F Calculator for APS-C Fuji](https://appshunter.io/ios/app/d0f-calculator-for-aps-c-fuji/id1546548917) | — | Free | Photo & Video |
| [DoF Table](https://appshunter.io/ios/app/dof-table/id1016278440) | 4.1 (14) | Free | Photo & Video |
| [DoF: Depth of Field Calculator](https://appshunter.io/ios/app/dof-depth-of-field-calculator/id1477589079) | 4.7 (275) | $1.99 | Photo & Video |
| [Field Tools](https://appshunter.io/ios/app/field-tools/id305817254) | 4.9 (8) | Free | Photo & Video |
| [DOF Finder](https://appshunter.io/ios/app/dof-finder/id1441117517) | 4.0 (3) | Free | Photo & Video |
| [Depth of Field Estimator](https://appshunter.io/ios/app/depth-of-field-estimator/id1540947216) | 4.8 (45) | Free | Photo & Video |

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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 2026-07-07.*