Books > Mystery, Thriller & Suspense > Mystery > Private Investigators  

Monthly median sales (top 30)
$13,249
  The median book price
$6
Bestseller's daily sales
2910
50th book's daily sales
28
Average number of pages per book
310
Monopoly/Olygopoly detected
Yes

Performance tracking

Competitiveness
Volume sales
Book price
Volatility
New releases
Self published

Matching KDP categories

fiction > mystery & detective > private investigators
63.25%
fiction > mystery & detective > international mystery & crime
50.0%
fiction > mystery & detective > historical
35.36%
fiction > mystery & detective > general
35.36%

Keyword requirement

thriller, mystery, suspense, private investigator

Best selling keywords  

Median title & subtitle length is 6 words:

  • Thin Air (Jessica Shaw Book 1)
  • Buried Deep (Jessie Cole Book 4)
  • Vegetables and Vengeance (Peridale Cafe Cozy Mystery Book 17)
  • Storm Front: The Dresden Files, Book 1
  • Lethal White: A Cormoran Strike Novel
  • Indie success
  • 8%
  • Volatility
  • 20%
  • New releases
  • 40%
  • KDP Select
  • 68%

Extract of the best seller list's front page

#5

kindle best category lists

 89624

>Lisa Gray

#91

kindle best category lists

 358

>Carl Hiaasen

#134

kindle best category lists

 808

>Brad Meltzer

#2,094

kindle best category lists

>Robert Bailey

 1440

#2,277

kindle best category lists

>T E Kinsey

 381

#4,153

kindle best category lists

>Robert Galbraith

 10724

Front-page bestsellers:

  Book title Author Publisher Absolute rank Monthly sales volume Price Amazon stars Amazon reviews
1   Thin Air (Jessica Shaw Book 1) Lisa Gray Thomas & Mercer 5 $406,585 $4.99 89,624
2   Tourist Season Carl Hiaasen Recorded Books 91 $451,153 $31.47 358
3   The Escape Artist Brad Meltzer Hachette Audio 134 $344,533 $29.65 808
4   The Friend: An emotional psychological thriller with a twist Teresa Driscoll Thomas & Mercer 170 $59,708 $5.99 731
5   The Last Moriarty Charles Veley Charles Veley 253 $149,704 $19.95 511
6   Buried Deep (Jessie Cole Book 4) T.R. Ragan Thomas & Mercer 416 $32,034 $5.99 96
7   Shadows of the Stone Benders (The Anlon Cully Chronicles Book 1) K. Patrick Donoghue Leaping Leopard Enterprises, LLC; 1 edition 420 $26,546 $4.99 811
8   Vegetables and Vengeance (Peridale Cafe Cozy Mystery Book 17) Agatha Frost Pink Tree Publishing LTD; 1 edition 611 $3,659 $0.99 0
9   The Burning Issue of the Day (A Lady Hardcastle Mystery Book 5) T E Kinsey Thomas & Mercer 651 $17,185 $4.99 211
10   Storm Front: The Dresden Files, Book 1 Jim Butcher Buzzy Multimedia Publishing Corp. 741 $80,723 $27.99 2,538
11   Lethal White: A Cormoran Strike Novel Robert Galbraith Hachette Audio 765 $79,699 $29.65 1,418
12   My Sister's Fear (A Slater Mystery Book 2) T.J. Jones Self published 836 $2,577 $0.99 4
13   The Promise Teresa Driscoll Thomas & Mercer 1,104 $4,513 $1.99 261
14   Deranged (Jessie Cole Book 3) T.R. Ragan Thomas & Mercer 1,233 $12,914 $5.99 155
15   Blood Rites: The Dresden Files, Book 6 Jim Butcher Penguin Audio 1,374 $63,504 $31.50 553
16   White Night: The Dresden Files, Book 9 Jim Butcher Penguin Audio 1,391 $67,737 $33.60 556
17   Her Last Day (Jessie Cole Book 1) T.R. Ragan Thomas & Mercer 1,445 $9,780 $4.99 464
18   Deadly Recall (Jessie Cole Book 2) T.R. Ragan Thomas & Mercer 1,477 $11,740 $5.99 249
19   Executive Order (Reeder and Rogers Thriller) Max Allan Collins Thomas & Mercer 1,575 $1,857 $0.99 203
20   A Quiet Life in the Country (A Lady Hardcastle Mystery Book 1) T E Kinsey Thomas & Mercer 1,777 $6,926 $3.99 3,026

Recurrent ideas in the top 30 books: