Cryptominded - Where you learn more about cryptocurrencies
Singscope - See your pitch analyzed as you sing
Coinbase - Bitcoin, safe and easy.
Vocalist - Vocalist is an all-in-one music utility.
Coingecko - CoinGecko is a free to use web-based and mobile application that provides financial market data for more than 2000 digital currencies.
Pitch-Chromatic Tuner - Tuner & Music Fitness Tracker