iPhone Screenshots


HiFi enthousiasts, Home Theater buffs and audio professionals alike make sure you always have those handy formulas with you. This tool offers you a collection of audio targeted conversion tools.

The frequency, period and wavelength converter comes in quite handy for positioning loudspeakers.
The band tool helps you setup a parametric EQ.
The delay part gives you an insight when setting speaker distances and delays.
The volume tool helps you determine the amplifier power required for a given set of speakers.
The room modal response tool allows you to compute the room modes present in a room. This is crucial when placing a subwoofer provide correct bass response. It can also be used when designing a room to avoid dimensions that would lead to a poor modal response.

AudioCalc works in both imperial and metric units. Simply swipe down to reveal the unit selection view.

If you liked this tool, be sure to also check VideoCalc, the companion tool that addresses your video needs.

What’s New

Version 2.0

This new release provides a completely revised UI and user experience, making the application easier and more pleasant to use.
The user experience has been reviewed to be consistent across all HT Designer applications, on all supported platforms.
The application is now taking advantage of all iPhone screen sizes.

Access to unit selection and speed of sound setting are now easily available from each tab (swipe down to reveal).

Ratings and Reviews

3.0 out of 5
1 Rating

1 Rating

Haa tech ,

Needs room mode graph

There REALLY needs to be a graph/chart representing the room modes. Seating and subwoofer placement would be much easier with this addition. I bought this app hoping the "I" would lead to a graph like the icon shows....it doesn't.

Ben Warren ,

Great Product

Works great, this program does exactly what i need, audio delay calculations.

mike!!!!!!!! ,


waste of money forget this one


Approach Belgium SA
3 MB

Requires iOS 7.0 or later. Compatible with iPhone, iPad, and iPod touch.


English, French

Age Rating
Rated 4+
© 2008-2017 TInSys


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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