We just released version 1.4 of the Auphonic Leveler Batch Processor with many new features and fixes, including a new preset system, much faster processing (parallelization), algorithm improvements and more.

Screenshot of the Auphonic Leveler 1.4 with menu to load, save and delete a preset.

Updates in Version 1.4

The following new features were added:

• Parallelization of Individual Algorithms:
  Algorithms are now computed in parallel, also if you only process one single file.
  This brings a big speed improvement when processing only one long recording, like for example a long podcast.
• Presets:
  It is now possible to create, load ...

We are happy to announce that full import and export possibilities from/to Spreaker are now supported by Auphonic!

Spreaker has a lot to offer for audio producers: audio file hosting with web page, RSS feed generation for multiple shows, chapter marks, advanced audio analytics, embeddable audio player widget, mobile and desktop apps for recording with (optional) live streaming support, full API, RSS feed import, etc. The basic Spreaker account is for free – see pricing if you need more.

Auphonic and Spreaker complement each other perfectly, therefore we implemented a connection to Spreaker as an incoming and outgoing ...

The Auphonic multitrack algorithms have been in Private Beta since May 2014 and after a long development process and many refinements, we are releasing them to the general public today!
UPDATE: More recent information about our multitrack algorithms can be found here!

Audio statistics of an Auphonic production with multiple tracks.
Music segments are displayed in red and the speakers in gray.

About Auphonic Multitrack

The Auphonic Multitrack Algorithms use multiple input audio tracks in one production: speech tracks recorded from multiple microphones, music tracks, remote speakers via phone, skype, etc. Auphonic processes all tracks individually as well as ...

Today we released version 1.3 of the Auphonic Leveler Batch Processor with many bug fixes and some new features for Mac and Windows. Everyone is invited to download the latest binary!

New Features in 1.3

In addition to support for OS X Yosemite, we added some other new features:

• Auto Update Check:
  The Auphonic Leveler will inform you, if a new (free) update is available to download.
• Fade In / Out:
  Select the time for Fade Ins and Fade Outs in milliseconds at the beginning ...

Thanks to the great feedback of our users in the Auphonic Goes Freemium blog post, in private emails and in other articles, we got many ideas what should be changed and can be added to our recently introduced freemium model.

Image from Ramberg Media Group.

• Let your podcast listeners Donate Credits directly to your Auphonic account to support the audio post production of your show.
• Transfer One-Time Credits to another Auphonic account.
• Refund Credits of a production if you are not satisfied with our results or ...

After more than two years of free Auphonic, we have to introduce our long promised freemium plans because of financial reasons.

Image from techcello blog.

Good news first: Auphonic is free for 2 hours of monthly processed audio!
If you need more, you can buy Recurring Credits (billed every month) or additional One-Time Credits (billed only once, added on top of free/recurring credits). We hope that this combination is affordable and allows many use cases, from small podcasters to big corporations.

Here are all plans: Auphonic Pricing

Please also read our Pricing FAQ, all details should be answered ...

As of today, we also support Google Drive as an external service for incoming and outgoing file transfers to/from Auphonic!
The integration is very similar to our Dropbox interface and described below.

How to Use your Google Drive in Auphonic

First you have to connect your Google Drive account with Auphonic: go to our services page and click the GoogleDrive button. Then you will be redirect to Google and have to accept that Auphonic can access your Google Drive.

To process files with Auphonic (incoming file transfers), you must put them into the folder 'auphonic' in your Google ...

Last week we presented our new multitrack algorithms at the Podlove Podcaster Workshop in Berlin. Lot's of users asked us about a multitrack version of our system before - now it's here and can be used!
We reworked all our algorithms and therefore start with a private beta program for our long-term users and supporters.

Audio statistics of an Auphonic production with multiple tracks.
Music segments are displayed in red and the two speakers in gray and black.

UPDATE:
The Auphonic multitrack algorithms are now released officially: Auphonic Multitrack Release.

What is Multitrack?

Auphonic is optimized to process ...

Our Noise and Hum Reduction algorithms are now included in the Auphonic Leveler Batch Processor, version 1.2, on Windows and Mac. Note that this is a free update!

Auphonic Noise and Hum Reduction

The Auphonic Noise Reduction algorithms remove broadband background noise in audio files with slowly varying backgrounds.
First the audio file is segmented in regions with different background noise characteristics, then a noise print is extracted in each region and removed from the audio signal. A classifier decides if and how much noise reduction is necessary.
For more details and audio examples see Noise Reduction. ...

A few days ago a discussion in the Freak Show podcast pointed to an interesting BBC research project to render audio waveforms in the browser.
We now added a new output file format (Waveform Data File), which is generated by the open source tool audiowaveform and can be used to display interactive audio waveform data using the Peaks.js java script library. Here is an example screenshot:

(image from BBC R&D blog)

The tool includes features to zoom in waveforms, to mark segments in audio files (could be interesting for chapter marks) and can be easily integrated ...