Qalculator
$2.99
2.3.3for iPhone, iPad and more
9.9
4 Ratings
QConcept GmbH & Co. KG
Developer
3.5 MB
Size
Oct 13, 2022
Update Date
Utilities
Category
4+
Age Rating
Age Rating
Qalculator Screenshots
About Qalculator
Qalculator is a convenient tool for media professionals. Qalculator offers a variety of different calculation tools and utilities all of which are made for tasks often performed within the Film-/TV-, Theatre- and Event Industry. This includes:
- Lighting Beam Calculation
- Projection Tools
- Camera Tools
- Audio Tools
- Tap BPM
- Display Size
- DIP Switches
- Bandwidth Calculation
- Frames To Time
This app is designed for professionals such as Sound Engineers, Audio Technicians, Lighting Designers, Lighting Technicians, Lighting Operators, Video Engineers, Video Technicians, Camera Men, Camera Technicians and many more.
How big will the projected image be if I use a lens factor of 1,5:1 and have my projector at 32' 5" distance from the screen?
Qalculator will help!
Want to know which focal length you need to get a close up shot? Qalculator assists you.
Ever wanted to know how wide a 103" Screen is? Qalculator delivers the solution at your fingertip.
Feedback and feature requests are very welcome!
Qalculator does:
- Lighting beam diameter calculation
- Lighting beam object distance calculation
- Video projector image size calculation
- Video projection lens factor for given image size and projection distance
- Video projection distance for given image size and lens factor
- Video projection approximate brightness calculation (lux/fc)
- Camera distance for given focal length and field of view
- Camera focal length for given distance and field of view
- Camera field of view for given object distance and focal length
- Camera chip size selector for a variety of different chip sizes
- Audio delay time for given distance with respect to temperature
- Audio wavelengths and travel times for given frequency with respect to temperature
- Audio find phase offset and delay for instance for bass speaker arrays
- Display Size calculates the complete dimensions for diagonal screen sizes
- Tap BPM tap to calculate the average beats per minute
- DIP Switches for DMX addressing of DIP switch based devices
- DIP Switch offset to step through the DMX address fixture per fixture
- Transfer time calculation for a given file size and bandwidth
… and more.
- Lighting Beam Calculation
- Projection Tools
- Camera Tools
- Audio Tools
- Tap BPM
- Display Size
- DIP Switches
- Bandwidth Calculation
- Frames To Time
This app is designed for professionals such as Sound Engineers, Audio Technicians, Lighting Designers, Lighting Technicians, Lighting Operators, Video Engineers, Video Technicians, Camera Men, Camera Technicians and many more.
How big will the projected image be if I use a lens factor of 1,5:1 and have my projector at 32' 5" distance from the screen?
Qalculator will help!
Want to know which focal length you need to get a close up shot? Qalculator assists you.
Ever wanted to know how wide a 103" Screen is? Qalculator delivers the solution at your fingertip.
Feedback and feature requests are very welcome!
Qalculator does:
- Lighting beam diameter calculation
- Lighting beam object distance calculation
- Video projector image size calculation
- Video projection lens factor for given image size and projection distance
- Video projection distance for given image size and lens factor
- Video projection approximate brightness calculation (lux/fc)
- Camera distance for given focal length and field of view
- Camera focal length for given distance and field of view
- Camera field of view for given object distance and focal length
- Camera chip size selector for a variety of different chip sizes
- Audio delay time for given distance with respect to temperature
- Audio wavelengths and travel times for given frequency with respect to temperature
- Audio find phase offset and delay for instance for bass speaker arrays
- Display Size calculates the complete dimensions for diagonal screen sizes
- Tap BPM tap to calculate the average beats per minute
- DIP Switches for DMX addressing of DIP switch based devices
- DIP Switch offset to step through the DMX address fixture per fixture
- Transfer time calculation for a given file size and bandwidth
… and more.
Show More
What's New in the Latest Version 2.3.3
Last updated on Oct 13, 2022
Old Versions
minimal improvements for different screen sizes
Show More
Version History
2.3.3
Oct 13, 2022
minimal improvements for different screen sizes
2.3.2
Oct 2, 2022
a bugfix
2.3.1
Sep 28, 2022
New tool: A/V Sync Test.
Some minor adaptions for current iOS.
Some minor adaptions for current iOS.
2.2.2
Dec 12, 2019
- minor bugfix which addresses a crash on certain iPhones
2.2.1
May 30, 2019
- Bugfix
- New feature: Camera Tools Live Preview (iPhone)
- New feature: Camera Tools Live Preview (iPhone)
2.2.0
May 24, 2019
- Thanks to your feedback we could fix a bug with imperial units in the Display Size tool.
- Added a new Tool: Frames To Time. Simple recalculation of timecodes in different frame rates with the ability to add or subtract another time to/from the given time.
Enjoy Qalculator!
- Added a new Tool: Frames To Time. Simple recalculation of timecodes in different frame rates with the ability to add or subtract another time to/from the given time.
Enjoy Qalculator!
2.1.3
Oct 14, 2017
bugfix
2.1.2
Oct 12, 2017
We have removed the 3D touch quickactions in favor of a widget view that also appears when you deep press the app icon. The order of the apps menu is respected for the widget view so go ahead, sort the tools you need most to the top of the menu an you will have them ready for both the widget and for 3D touch on the app icon. Enjoy having everyday calculations at your fingertips!
2.1.1
Oct 9, 2017
- iOS 11 adaptions
- improvements for Camera Tools and Display Size
- minor overall improvements
- improvements for Camera Tools and Display Size
- minor overall improvements
2.1.0
Oct 31, 2015
- New tool: Bandwidth Calculation lets you calculate how long a transmission of a given file size takes at a given bandwidth
2.0.3
Oct 18, 2015
- iOS 9 Adaptions
- Added 3D Touch Quick Actions (App Icon Home Screen Actions)
You can now launch a specific tool from the home screen. The list of quick actions can be sorted by sorting the in-app menu list. Please note that only the first 4 menu items will be reflected in the quick actions sheet.
- Added 3D Touch Quick Actions (App Icon Home Screen Actions)
You can now launch a specific tool from the home screen. The list of quick actions can be sorted by sorting the in-app menu list. Please note that only the first 4 menu items will be reflected in the quick actions sheet.
2.0.1
Oct 29, 2014
- minor changes for iOS 8, iPhone 6 & iPhone 6 plus
2.0.0
Oct 10, 2014
- Completely new coded app
- Imperial units support (foot, inch, °Fahrenheit)
- Massively improved usability
- Including "Field of View" calculations for chip-sizes/cameras such as: 5D Mark II, Red One, and 35mm
- Graphical representation of all calculations
- Rearrangeable menu
- Automatic device orientation lock for specific views
If you like Qalculator 2.0.0 please leave a Review in the App Store!
- Imperial units support (foot, inch, °Fahrenheit)
- Massively improved usability
- Including "Field of View" calculations for chip-sizes/cameras such as: 5D Mark II, Red One, and 35mm
- Graphical representation of all calculations
- Rearrangeable menu
- Automatic device orientation lock for specific views
If you like Qalculator 2.0.0 please leave a Review in the App Store!
1.0.0
Apr 29, 2013
Qalculator FAQ
Click here to learn how to download Qalculator in restricted country or region.
Check the following list to see the minimum requirements of Qalculator.
iPhone
Requires iOS 12.0 or later.
iPad
Requires iPadOS 12.0 or later.
iPod touch
Requires iOS 12.0 or later.
Qalculator supports English
