Fake Caller ID - Fake Caller ID app provides users with a spoof caller id, and two free voice changer calls on a daily basis to make a call to their friends and pranks them in the voice of their girlfriend right at their fingertips.
Cold Email Analyzer by Mailshake - Real-time analysis of email subject lines and copy
Prank Dial - The #1 prank call site on the web!
Cold Email Generator - Quickly create a 5-touchpoint email campaign
Juasapp - Juasapp – Prank Calls is a call recorder app so you can call your friends after changing your voice with the voice of a girl to record their reaction and share it with them to have fun together.
Mailshake - Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.