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The team at Signal is committed to the mission of developing open source privacy technology that protects free expression and enables secure global communication. Your contribution fuels this cause. No ads. No trackers. No kidding.


Your donation helps pay for the development, servers, and bandwidth of an app used by millions around the world for private and instantaneous communication. 


Please make a donation today.


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You will receive an email confirmation for your tax records. Signal Technology Foundation is an independent nonprofit charity and tax-exempt under section 501c3 of the Internal Revenue Code. Our Federal Tax ID Number is 82-4506840.