The Only Investment Guide You'll Ever Need, Revised Edition: The Essential Guide to Mastering Your Finances in a Changing World

Name: The Only Investment Guide You'll Ever Need, Revised Edition: The Essential Guide to Mastering Your Finances in a Changing World
Price: 2.99 USD
Availability: InStock
Rating: 4.6 (327 reviews)
Author: Andrew Tobias

by Andrew Tobias

Self Help Business

4.6 (327)

4.6 stars from 327 reviews

$2.99Deal82% off peak

Last checked: Jul 5, 2026

Price history: $1.99 – $16.99

Good deal — this title is discounted today.

Price range: $1.99 – $16.99

Buy on Amazon - $2.99

0 readers are tracking this book's price

Fans of these authors will like this...

Ramit Sethi
Dave Ramsey
Bogleheads authors

Fans of these books will like this...

I Will Teach You to Be Rich
The Index Card
The Bogleheads' Guide to Investing

Perfect for you if...

You're tired of financial advice that sounds like it's written in code and want someone who actually explains things clearly.
You have savings but no real plan, and you're curious whether index funds or crypto deserve your attention.
You're approaching or in retirement and need straightforward strategies that don't require a finance degree.

Maybe not for you if...

You want deep dives into advanced trading strategies or day-trading tactics.
You're looking for get-rich-quick schemes or aggressive speculation advice.
You prefer passive investment books that tell you nothing about budgeting or the fundamentals of money.

About this book

This revised edition of Andrew Tobias's personal finance guide covers cryptocurrency, NF Ts, Robinhood, GameStop, COVID-19's financial aftermath, and climate change's investment impacts. The book has attracted over a million readers seeking guidance on managing money. Tobias offers concise explanations and practical advice on savings, investments, retirement planning, and related financial topics. The updated edition addresses money management across different income levels. Key sections include savings and budgeting strategies (bulk purchasing, credit card payoff); stock market fundamentals explained without excessive jargon; retirement planning for 401(k)s, Roth IR As, and similar accounts; and contemporary investing topics such as cryptocurrency, NF Ts, meme stocks, and pandemic-related financial effects.

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 – $16.99

Currently on sale at $2.99 — 82% off peak. Price has dropped 9 times over the last 4 years. Goes on sale roughly every 61 days.

Sales Rank

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

Currently around #40K in the Kindle store — a steady mid-list seller. Sales have softened 87% recently.

Rating & Reviews

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

Currently 4.6★ from 327 reviews

Gaining approximately 6 new reviews per month. Rating has remained stable at 4.6 over the tracking period.

Sale Prediction

Actual Predicted

This book is currently discounted at $2.99. It typically returns to around $16.99.

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.