Earn a modest amount of bitcoins right now!
Freebitco.in is a free bitcoin lottery website that anyone can sign up to participate in. You can win UP TO 200$ per hour on their website (although this is not likely).
Airdrops and referral bonuses - Airdrops are free tokens offered at the start of a project for purposes of promotion. Most projects use it as an opportunity for publicity. These may require you to do some social tasks like sharing links with your social media. Currently, you can search for real crypto airdrops at CoinMarketCap, Airdrops.io, Icomarks, and other platforms.
Airdrops require you to perform numerous small tasks like sharing promotional content on social media before you can earn anything substantial.
Bitbin.it - paste and get paid
Online casinos - FortuneJack offers up to 5 BTC as a welcome bonus and free spins.
Blockchain based games - These games include Blockchain Game, mobile-based CryptoWorld, Free Bitcoin, Alien Run, and Abundance, Super Satoshi, Bitcoin Aliens, which has rewarded a total of 1,090 free Bitcoin coins since starting in 2014.
Mining browsers - Brave
Mining software free - Nicehash or QuickMiner
Learning about crypto - Coinbase after verify allows you to learn and earn cryptocurrency for roughly 1-5$ per 5 question test on what they taught you.
Watching Ads - Examples of sites to earn Bitcoins watching ads include Moremoney.io that allows you to win by clicking an ad and waiting a set time and they allow you to spin and win, or refer friends and win commissions. You can also play contests to ad points, which can be converted to Bitcoins.