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Waffle Journal - Shared journal for long-distance family
Cent - A network for Universal Creative Income.
Mail the Family - Send postcards to a group as easily as posting a tweet.
Percentages - Easy to use percentage calculator
Timelense - Bring postcards to life using AR (and a sprinkle of magic).
PercentageTools.com - Percentage calculator, online calculates percentage in many situations, simply enter the numbers and get the result and the formula of calculation.