About Audiofile Calc
The audio engineering calculator you've relied on for years - completely reimagined. Audiofile Calc has been rebuilt from the ground up with a modern interface, ergonomic controls, and a new Calc Pro tier that takes your...
The audio engineering calculator you've relied on for years - completely reimagined. Audiofile Calc has been rebuilt from the ground up with a modern interface, ergonomic controls, and a new Calc Pro tier that takes your calculations further. FREE CALCULATORS Length - Note Length - Bar Length - Song Length - Beats to Tempo - Time to Samples - Samples to Time - Compare Tempos - Change Tempo - Sum Times - Subtract Times Pitch - Note Name to Frequency / MIDI / Wavelength - MIDI Note to Frequency / Note Name / Wavelength - Frequency to Note Name / MIDI / Wavelength - Wavelength to Frequency / Note Name / MIDI Timecode - Frames to Timecode - Convert Timecode - Change Timecode Electric - Compare Power - Compare Voltage Acoustics - Distance to Time - Delay - Time to Distance - Sound Pressure Level (SPL) - Panning Files - File Size CALC PRO - $4.99 one-time Unlock a suite of advanced calculators built for professional engineers and producers: - LUFS Target - streaming loudness compliance for Spotify, Apple Music, YouTube, and broadcast (EBU R128) - Nyquist Frequency - sample rate requirements, aliasing thresholds, anti-aliasing filter cutoffs - Equal Loudness - Fletcher-Munson curves, equal-loudness compensation - Cable Attenuation / Impedance - signal loss over cable runs, impedance matching - Batch Conversion - sweep values through any calculator simultaneously - PDF Share - export any calculation as a clean, professional PDF ready for clients, session notes, or technical documentation One-time purchase. No subscription. Audiofile is a boutique technology company building precision tools for the world's musicians and engineers.
Version History Completely reimagined for modern iOS. Rebuilt from the ground up with a redesigned interface, ergonomic bottom toolbar, and full support for current iPhone and iPad displays. New in this release: – Calc Pro: EBU R128/LUFS, sampling theory, equal-loudness contours, cable attenuation, batch conversion, and PDF share – Delay calculator with time and samples – Keyboard input for running on macOS – Bottom toolbar — all actions within thumb reach on any screen size – Full calculator name displayed in navigation – Refreshed visual design throughout — with a precision adjustment of the custom numpad 4.2 Apr 23 Completely reimagined for modern iOS. Rebuilt from the ground up with a redesigned interface, ergonomic bottom toolbar, and full support for current iPhone and iPad displays. New in this release: – Calc Pro: EBU R128/LUFS, sampling theory, equal-loudness contours, cable attenuation, batch conversion, and PDF share – Bottom toolbar — all actions within thumb reach on any screen size – Full calculator name displayed in navigation – Refreshed visual design throughout — with a precision adjustment of the custom numpad 4.1 Mar 19 Completely reimagined for modern iOS. Rebuilt from the ground up with a redesigned interface, ergonomic bottom toolbar, and full support for current iPhone and iPad displays. New in this release: – Calc Pro: EBU R128/LUFS, sampling theory, equal-loudness contours, cable attenuation, batch conversion, and PDF share – Bottom toolbar — all actions within thumb reach on any screen size – Full calculator name displayed in navigation – Refreshed visual design throughout 4.0 Mar 18 Improve File Size calculation 32-bit option, and add 64-bit option 3.7.1 01/26/2021 Improved dark mode and UI support for all currently supported iPhone form factors 3.7.0 01/23/2021 Why not run Calc in an iPad sidebar or overlay? Well, now you can! Enjoy. 3.6.0 12/01/2017 Audiofile Calc 3.5 has been updated for iOS 11! 3.5.0 09/23/2017 Audiofile Calc has been completely redesigned for iOS 7! Version 3.0.2 integrates minor user interface improvements. 3.0.2 11/01/2013 Audiofile Calc has been completely redesigned for iOS 7! Version 3.0.1 brings minor user interface improvements. 3.0.1 10/25/2013 Audiofile Calc has been completely redesigned for iOS 7! 3.0.0 10/22/2013 - minor bug fixes 2.6.1 02/26/2013 - support for 4" screens - bug fixes 2.6.0 02/12/2013 - now completely free with no ads - updated "About" screen 2.5.0 08/03/2011 - fixes a rare display issue with the keypad 2.1.1 08/18/2010 - now free to download and fully iAd-suported - comprehensive iOS 4 support including updated graphics - added Subtract Times calculator - added ability to mark calculators as Favorites - improved performance 2.1.0 08/10/2010 - resolved an issue with some region formats 2.0.1 05/26/2010 - completely redesigned user interface - improved input including number pad & tap tempo - added Sum Times calculator - added Time to Samples calculator - in-app help content for each calculator 2.0.0 04/29/2010 - added hint sheet - support for metric units in calculators that include distance - corrected display for timecode calculators set to 29.97 fps - improved About page 1.0.1 12/31/2009 1.0.0 12/04/2009
Previous Versions
Here you can find the changelog of Audiofile Calc since it was posted on our website on 2016-12-24 01:31:22.
The latest version is 4.2 and it was updated on 2026-06-06 23:50:13. See below the changes in each version.
Audiofile Calc version 4.2
Updated At: 2026-06-06
Changes: Version History Completely reimagined for modern iOS.
Rebuilt from the ground up with a redesigned interface, ergonomic bottom toolbar, and full support for current iPhone and iPad displays.
New in this release:
– Calc Pro: EBU R128/LUFS, sampling theory, equal-loudness contours, cable attenuation, batch conversion, and PDF share
– Delay calculator with time and samples
– Keyboard input for running on macOS
– Bottom toolbar — all actions within thumb reach on any screen size
– Full calculator name displayed in navigation
– Refreshed visual design throughout — with a precision adjustment of the custom numpad 4.2 Apr 23 Completely reimagined for modern iOS.
Rebuilt from the ground up with a redesigned interface, ergonomic bottom toolbar, and full support for current iPhone and iPad displays.
New in this release:
– Calc Pro: EBU R128/LUFS, sampling theory, equal-loudness contours, cable attenuation, batch conversion, and PDF share
– Bottom toolbar — all actions within thumb reach on any screen size
– Full calculator name displayed in navigation
– Refreshed visual design throughout — with a precision adjustment of the custom numpad 4.1 Mar 19 Completely reimagined for modern iOS.
Rebuilt from the ground up with a redesigned interface, ergonomic bottom toolbar, and full support for current iPhone and iPad displays.
New in this release:
– Calc Pro: EBU R128/LUFS, sampling theory, equal-loudness contours, cable attenuation, batch conversion, and PDF share
– Bottom toolbar — all actions within thumb reach on any screen size
– Full calculator name displayed in navigation
– Refreshed visual design throughout 4.0 Mar 18 Improve File Size calculation 32-bit option, and add 64-bit option 3.7.1 01/26/2021 Improved dark mode and UI support for all currently supported iPhone form factors 3.7.0 01/23/2021 Why not run Calc in an iPad sidebar or overlay? Well, now you can! Enjoy. 3.6.0 12/01/2017 Audiofile Calc 3.5 has been updated for iOS 11! 3.5.0 09/23/2017 Audiofile Calc has been completely redesigned for iOS 7!
Version 3.0.2 integrates minor user interface improvements. 3.0.2 11/01/2013 Audiofile Calc has been completely redesigned for iOS 7!
Version 3.0.1 brings minor user interface improvements. 3.0.1 10/25/2013 Audiofile Calc has been completely redesigned for iOS 7! 3.0.0 10/22/2013 - minor bug fixes 2.6.1 02/26/2013 - support for 4" screens
- bug fixes 2.6.0 02/12/2013 - now completely free with no ads
- updated "About" screen 2.5.0 08/03/2011 - fixes a rare display issue with the keypad 2.1.1 08/18/2010 - now free to download and fully iAd-suported
- comprehensive iOS 4 support including updated graphics
- added Subtract Times calculator
- added ability to mark calculators as Favorites
- improved performance 2.1.0 08/10/2010 - resolved an issue with some region formats 2.0.1 05/26/2010 - completely redesigned user interface
- improved input including number pad & tap tempo
- added Sum Times calculator
- added Time to Samples calculator
- in-app help content for each calculator 2.0.0 04/29/2010 - added hint sheet
- support for metric units in calculators that include distance
- corrected display for timecode calculators set to 29.97 fps
- improved About page 1.0.1 12/31/2009 1.0.0 12/04/2009
Audiofile Calc version 3.7.1
Updated At: 2021-01-26
Changes: Improve File Size calculation 32-bit option, and add 64-bit option
Audiofile Calc version 3.7.1
Updated At: 2021-01-26
Changes: Jan 26, 2021 Version 3.7.1
Improve File Size calculation 32-bit option, and add 64-bit option
Audiofile Calc version 3.7.0
Updated At: 2021-01-23
Changes: Jan 23, 2021 Version 3.7.0
Improved dark mode and UI support for all currently supported iPhone form factors
Audiofile Calc version 3.6.0
Updated At: 2017-12-01
Changes: Dec 1, 2017 Version 3.6.0
Why not run Calc in an iPad sidebar or overlay? Well, now you can! Enjoy.
Audiofile Calc version 3.6.0
Updated At: 2017-12-01
Changes: 1 Dec 2017 Version 3.6.0
Why not run Calc in an iPad sidebar or overlay? Well, now you can! Enjoy.
Audiofile Calc version 3.0.2
Updated At: 2009-12-04
Audiofile Calc version 3.6.0
Updated At: 1970-01-01
Changes: 1. Dez. 2017 Version 3.6.0
Why not run Calc in an iPad sidebar or overlay? Well, now you can! Enjoy.
Audiofile Calc version 3.6.0
Updated At: 1970-01-01
Changes: 2017年12月1日 Version 3.6.0
Why not run Calc in an iPad sidebar or overlay? Well, now you can! Enjoy.
Audiofile Calc version 4.1
Updated At: 1970-01-01
Changes: Completely reimagined for modern iOS.
Rebuilt from the ground up with a redesigned interface, ergonomic bottom toolbar, and full support for current iPhone and iPad displays.
New in this release:
– Calc Pro: EBU R128/LUFS, sampling theory, equal-loudness contours, cable attenuation, batch conversion, and PDF share
– Bottom toolbar — all actions within thumb reach on any screen size
– Full calculator name displayed in navigation
– Refreshed visual design throughout — with a precision adjustment of the custom numpad
Disclaimer
Official App Store Link
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