Can I buy Oto Pro App alone without IQBuds2 Max? Follow You can purchase the Oto Pro App at https://www.joinoto.com/ Related articles I've already purchased IQbuds 2 Max, can I still get the Oto Pro App subscription? I purchased the IQbuds2 Max + Oto Pro Bundle, when does my Oto subscription starts? What is Oto Pro App and how do I use it? I want to return my IQbuds2 Max, can I keep the Oto Pro App? What happens with my Oto Pro App after a year of free subscription?