99CRYPTOCOINS
Several ways exist to earn bitcoins and other virtual currencies. None of them provide a "get rich quick" method. If you come across a method that promises phenomenal returns, odds are it's a scam/ponzi scheme. There are a few basic ways to earn virtual currencies online:
Mining:
Bitcoin mining seems to be a mystery in itself to the general public. Today however, mining interfaces have been simplified enough, that even the average person with a home PC can start mining. Some people have built professional computers strictly for mining with Application Specific Integrated Circuits (ASICS). In China and Eastern Europe, 'mining farms' exist (imagine a warehouse with 3,000+ machines mining away). Numerous mining pools exist but a word of caution: most of them are fraudulent/scams. Please be very careful before sending money online and do your research on the bitcointalk forums.
MinerGate - a simple, easy to use mining pool with a client for Windows/Mac/Android. They support several major currencies including BTC, BCN, ETC, ETH, FCN, XMR, XDN and others. MinerGate is the first pool which provides service for merged mining - you can mine different coins simultaneously. CAUTION: Mining can severely damage your home computer, and most likely will cause it to burn out.
Faucets:
Faucets provide periodic (hourly/daily/etc) payouts in fractions of a unit of a crypto-currency. Faucets are a very very slow way to earn crypto-currencies. Once again, there are alot of fraudulent faucets out there. A few reputed faucets are:
View Ads :
Another way is by spending a few minutes each day viewing short advertisements: