
Three, Imperfect Number
Last checked: Apr 19, 2026
Hidden GemHighly rated but flying under the radar. Fewer readers have found this one yet.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: $0.50 – $11.59
0 readers are tracking this book's price
Fans of these authors will like this...
- Donna Leon
- Andrea Camilleri
- Tess Gerritsen
Fans of these books will like this...
- The Commissario Montalbano series
- Cormoran Strike series
Perfect for you if...
- You want a crime thriller with an unconventional detective whose disability is central to her genius, not a plot device.
- You appreciate European noir that values atmosphere and psychology over gore.
- You're drawn to stories where the protagonist's difference becomes their greatest investigative advantage.
Maybe not for you if...
- You prefer fast-paced procedurals with clear forensic leads and rapid plot momentum.
- You need a large cast of fully developed characters; this is a focused ensemble piece.
- You want explicit violence and graphic crime scenes rather than psychological tension.
About this book
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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.
Price has dropped 26 times over the last 6 years. Goes on sale roughly every 81 days. Typically stays discounted for 29 days.
Sales Rank
Amazon sales rank: lower number = better selling book. #1 is the bestseller.
Currently around #293K in the Kindle store — a niche title. Sales have softened 42% recently.
Rating & Reviews
Purple line = star rating over time. Blue area = total review count growth.
Currently 4.0★ from 12 reviews
Review activity has been quiet recently. Rating has dipped slightly from 3.9 to 3.8.
Sale Prediction
Actual Predicted
This book goes on sale roughly every 81 days. Next drop estimated in about 4 weeks. Typical discount: 96% off.
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.
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