Available in English and Russian | Доступно на английском и русском языках.
A complaint free world is an application which allows to control your emotions and life. Perform just 3 simple steps: stop complaining, criticizing, gossiping for 21 days. Use a bracelet all the time. If you violate the prohibition, then move the bracelet on the other side and count the days again. Nothing complicated.
Also you can use stats and share you achievements with your friends. Become better! Have fun!