From free to paid, here are 6 apps you can use today to break free from 440 Hz forever

This follows the exact journey I took towards building a suite of music re-tuning apps.

Many people have asked me to recommend which app from all of the apps we have built they should use and what would be the best frequency for them.

In this post I will do my best to explain how I would approach our different music retuning tools, from the point of view of someone who has just stumbled upon the concept of re-tuning music for the very first…