FAQ of Efficient Audio Converter

Details & Tips
How should I upgrade to the latest version?
How to buy


Details & Tips

Can I run Efficient Audio Converter after installing it on a thumb drive?
Yes. Efficient Audio Converter is green software.

My question is not in your FAQ list, what can I do?
Do not hesitate to email us for any question or comments.


How should I upgrade to the latest version?

I already have an older version of Efficient Audio Converter installed on my computer. How should I upgrade to the latest version?

Upgrade from an installed version of Efficient Audio Converter:

  1. Please first download the latest Efficient Audio Converter installation package.
  2. If your Efficient Audio Converter is running, please exit it first.
  3. (Optional): Click "Start > All Programs > Efficient Audio Converter > Unstall Efficient Audio Converter" to uninstall the older version of Efficient Audio Converter.
  4. Run the executable "EfficientAudioConverter-Setup.exe" that you have downloaded to the local computer.
  5. Follow its instructions step by step to complete installation. You are suggested to install Efficient Audio Converter to the same directory of the older version.
  6. Run the latest version of Efficient Audio Converter.

Version Upgrade of Portable Efficient Audio Converter:

Please first download the compressed (.zip) file of the latest version of Portable Efficient Audio Converter.

  1. If your Efficient Audio Converter is running, please exit it first.
  2. Extract the downloaded file "EfficientAudioConverter-Port.zip" with WinZip or a similar tool to the same directory as that for the older version. When you see the "Confirm File Overwrite" dialog box, please click "Yes" or a similar button to confirm. (Only files necessary for the running of Efficient Audio Converter are included in the compressed pack. Data files are not included. So do not worry that your existing data files could be overwritten.)
  3. Run EfficientAudioConverter.exe in the extracted directory.

How to buy


Click to Buy Now

Is your online order form secure?
Yes, it is 100% secure.

Is tech support free?
Yes! It's free for all.

Now I purchase Efficient Audio Converter, in the future how can I upgrade it to the latest version?
We provide 2 years of free upgrading service for the registered users of Efficient Audio Converter! This means that what you buy is not only one version of Efficient Audio Converter but multiple versions! We have been perfecting our products according to the requirements of our users!

What happens after I send in the order?
On payment approval, we will send you the registration code (license code), which will unlock all limitations.

If you've made a payment but have not received a confirmation letter and registration key within a reasonable amount of time (two business days for credit card payments or two weeks for other payments), please notify us via e-mail at sales@efficientconverter.com .

After purchasing I got a software registration code, what if I reinstall my operating system?
The registration code you get has nothing to do with specific computer or operating system. But after reinstalling the operating system, when you run Efficient Audio Converter, the software may prompt you to enter the registration code again. Therefore please keep your registration code safely.

NOTE: Are you a webmaster, blogger, Magazine Editor or internet columnist? We will present a FREE License of Efficient Audio Converter to you if you write reviews of Efficient Audio Converter on your own website, blog space, Magazine or column! Click here >>