Get instant chords for any song

Chordify will help you get chords for any song. Chordify is a free online music service that transforms music from YouTube, Deezer, SoundCloud or your private collection, into chords. Just copy&paste a link, and you're getting chords in a matter of seconds.

Should you go back to work or stay home with kids

This child care cost calculator can tell you how much will it cost you to stay home with your kinds comparing to going back to work.


Here is the another similar calculator from Center for American Progress:
The Hidden Cost of a Failing Child Care System

Android apps that could replace doctor

These apps can't really replace doctors yet, but you can use them as symptom checkers and getting medical info. 


General:
iTriage Health
Ada Personal Health Companio

Mental Health:
MoodMission
TalkLife – You’re Not Alone
7 Cups: Anxiety & Stress Chat