Personality Hacker: Harness the Power of Your Personality Type to Transform Your Work, Relationships, and Life

Name: Personality Hacker: Harness the Power of Your Personality Type to Transform Your Work, Relationships, and Life
Price: 11.99 USD
Availability: InStock
Rating: 4.6 (428 reviews)
Author: Joel Mark Witt

by Joel Mark Witt

Nonfiction Self Help

4.6 (428)

4.6 stars from 428 reviews

440 pages~7.3 hr readPublished by Ulysses PressPublished 2018-01-01

$11.99Deal33% off peak

Last checked: Jul 20, 2026

Price history: $1.99 – $17.99

While not the biggest discount we've seen for this book, it's still a great deal and we recommend grabbing it before price returns to its normal range.

Price range: $1.99 – $17.99

Buy on Amazon - $11.99

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Perfect for you if...

You're curious about yourself but find standard personality frameworks too surface-level and want to understand your cognitive functions properly.
You're struggling in relationships or at work and suspect the issue might be how you're wired, not who you are.
You like interactive self-help books with actual tools you can use right now, not just theory.

Maybe not for you if...

You're looking for a quick read. At 440 pages with journal prompts and detailed breakdowns, this is a commitment.
You distrust personality typing systems entirely and think they're pseudoscience.
You prefer narrative-driven self-help books over technical explanations of cognitive functions.

About this book

Written by the hosts of the popular Personality Hacker podcast, this handbook explores how your mind is naturally wired and how to use that understanding to increase happiness. The book moves beyond surface-level identity markers to reveal the full dimensions of your personality type through an interactive guide. The book includes a detailed personality test, interactive journal prompts, Myers-Briggs explanation, personal growth techniques, cognitive functions breakdown, and guidance on relationships and career. By recognizing all aspects of who you are, you can improve your confidence, compassion, decision-making, and success. The book provides the information and tools needed to harness your personality type's power and reach your full potential.

Get the best deal every time

We track price drops, sale patterns, and predict when this book will go on offer next.

Price History

Kindle price over time. Green zones = periods when the book was free.

$1.99 – $17.99

Currently on sale at $11.99 — 33% off peak. Price has dropped 39 times over the last 6 years. Goes on sale roughly every 39 days. Typically stays discounted for 10 days.

Sales Rank

Amazon sales rank: lower number = better selling book. #1 is the bestseller.

Currently around #497K in the Kindle store — a niche title. Sales have softened 29% recently.

Rating & Reviews

Purple line = star rating over time. Blue area = total review count growth.

Currently 4.6★ from 428 reviews

Gaining approximately 1 new review per month. Rating has remained stable at 4.6 over the tracking period.

Sale Prediction

Actual Predicted

This book is currently discounted at $11.99. It typically returns to around $17.99.

Prices shown in USD from Amazon US. We continuously pull new data to improve tracking. If dates look old, it usually means there has been no significant change since the last data point.

Curious how prices and deals move across the whole Kindle store? See the latest findings in The Kindle Report