Road Map for Building PhreakPhone — a Crowdsourced Telemarketing Call-Blocker for Android

Step 1: Build Your Own Homebrew Dialer App (Only the default dialer application in Android can add numbers to the BlockedNumbers list.)

Road Map for Building PhreakPhone — a Crowdsourced Telemarketing Call-Blocker for Android

Step 1: Build Your Own Homebrew Dialer App (Only the default dialer application in Android can add numbers to the BlockedNumbers list.)

Step 2: Implement Callblocking

Step 3: Build the Rest of the Damn App