Todoist - Todoist is a to-do list that helps you get organized, at work and in life.

WhatsMany - Send personalised WhatsApp messages in bulk

Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.

LoopMessage - LoopMessage is a perfect macOS tool for personalized mass messaging via iMessage/SMS, WhatsApp, Facebook Messenger, Telegram, Viber, and Skype.

OneNote - Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.

Porterhouse - Send mass iMessage and SMS texts from your existing number with a single click!