The Codebreaker Girls: A totally gripping WWII historical mystery novel

Name: The Codebreaker Girls: A totally gripping WWII historical mystery novel
Price: 0.99 USD
Availability: InStock
Rating: 4.2 (843 reviews)
Author: Ellie Curzon

by Ellie Curzon

Mystery Thriller Historical Fiction

4.2 (843)

4.2 stars from 843 reviews. Top 92% of Mystery Thriller books we track.

277 pages~4.6 hr readPublished by Hachette UKPublished 2021-12-16

$0.9967% off peak

Last checked: Jun 3, 2026

Price history: $0.99 – $2.99

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Price range: $0.99 – $2.99

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Perfect for you if...

You love WWII fiction with strong female characters who contribute meaningfully to the war effort beyond traditional roles.
You enjoy romantic tension woven through historical settings without it overshadowing the larger stakes at play.
You're drawn to ensemble casts of quirky, brilliant people working together towards something greater than themselves.

Maybe not for you if...

You prefer your wartime fiction heavy on combat and military strategy rather than intelligence work and interpersonal drama.
You want romance as the central plot rather than a subplot, or you're resistant to will-they-won't-they dynamics.
You're looking for darker, grittier WWII narratives that don't balance humour with the historical setting.

About this book

Set in 1944, this novel follows Rosie Sinclair, a driver at Cottisbourne Park, the secret headquarters of Britain's codebreaking operations during World War II. Proud to contribute to the war effort, Rosie works alongside a team of brilliant and unconventional codebreakers. When assigned to drive Major-General 'Bluff' Kingsley-Flynn to the Park, Rosie becomes involved in uncovering a suspected spy threatening their critical work. She must navigate both this dangerous mission and her growing attraction to the Major-General. As the danger to the codebreaker girls intensifies, Rosie faces a personal struggle between her duty to her country and her own heart. The story combines elements of wartime intrigue, humor, and romance set against the backdrop of Britain's fight against Germany.

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Price History

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

$0.99 – $2.99

Currently on sale at $0.99 — 67% off peak. Price has dropped 9 times over the last 5 years. Goes on sale roughly every 190 days. Typically stays discounted for 46 days.

Sales Rank

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

Currently around #44K in the Kindle store — a steady mid-list seller. Sales have softened 85% recently.

Rating & Reviews

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

Currently 4.2★ from 843 reviews

Gaining approximately 17 new reviews per month. Rating has remained stable at 4.2 over the tracking period.

Sale Prediction

Actual Predicted

This book is currently discounted at $0.99. It typically returns to around $2.99.

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.