Never earned any free bitcoin. Actually you need to spend your time if it was so called free.
Same here. I never have a free bitcoin.
Nothing free, although you used a free wifi, free PC and free place, but your time will spending.
You can earn some tokens and trade them for Bitcoin:
Go to letstalkbitcoin.com and earn some LTBcoin: LTBC
They have a proof of participation program, so if you participate by commenting, writing articles and earing the usual podcasts you can earn LTBC.
After that you can sell it for BTC
The coin price is stable in low rate, i also waiting for up again. They system is pretty good, they survive although the price is in low range.