Works with Google Chrome, Microsoft 365, and Outlook


Research shows that
emails are misinterpreted 50% of the time.
It’s hard to persuade people in email.

Write the perfect email for each person.
Get more positive responses.
Avoid saying the wrong thing or using the wrong words.
People are different. Speak differently.

How Libretta® works

Libretta® uses patented Artificial Intelligence.
It automatically identifies what is motivating people, how they think and make decisions when they write, and it helps you respond.

See for yourself what a difference it makes in the response you’ll get.

Easy to use!

1. Install Libretta®

  • Libretta® can be installed on numerous platforms: Google Chrome, Microsoft 365, and Outlook for Windows

2. Open email & analyze

  • Click on Libretta® to identify what motivates the sender.
  • Get suggestions for the language to use in your reply.

3. Check your reply before you hit send

  • Libretta® identifies the Motivation Triggers™ in your reply and gives you a “Fit Score”, (how well your answer fits the incoming email).
  • Then you get suggestions for improvement. A Fit Score of 50% or higher is good to go!

One small subscription for you, might just save your ass!


Libretta® decodes ANY text

With the Chrome extension, you can
analyze any text on any page in Chrome
Some examples!






Any other platform

Analyze LinkedIn and Facebook posts and comments
to find out the person’s Motivation Triggers
Reply using Libretta® suggestions to get more engagement


Libretta® for Free

  • Works only on Google Chrome
  • Analyses incoming emails in: Gmail, Yahoo, Hotmail, Outlook Online
  • Get quick suggestions for how to answer

Libretta® Premium

  • Includes everything in the Free version
  • Also works in Office 365 and Outlook for Windows
  • Analyses your reply, gives you a Fit Score & suggestions
  • Analyses any text on LinkedIn, Facebook, or any other page in Chrome
  • Use on up to 5 devices

One small subscription for you, one giant leap
in your persuasive abilities.

No risk!

If it’s not for you,
you can unsubscribe at any time

Shelle Rose Charvet


is the founder of The Institute for Influence. She is a bestselling author and the international expert on Influencing Language, researching and teaching for over 30 years. 

Her first book, Words That Change Minds, is an international bestseller, available in 15 languages, summarizing The Language and Behavioral Profile® (LAB Profile® for short).

People and organizations in over 30 countries worldwide call on her expertise on the hidden subconscious communication processes: what drives people to do (or not do) things, outside of their awareness.