Mailshake - Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.
Voicemod - What are the voice changers? How do these work? Are these illegal? What is a soundboard? Find all the answers here. Voicemod - The Best FREE Voice Changer
Instantly - Build your own infinitely scalable cold email outreach system with Instantly.
GSnap - With GSnap you can get an auto-tune effect.
Snov.io - Sales engagement on autopilot.
Clownfish Voice Changer - Clownfish Voice Changer is multiple voice changing software for various chatting and gaming platforms.