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Cultural & Regional — Kindle Category Opportunity

Competition snapshot for the Biographies & Memoirs best-seller list, ease-of-entry score 40.0/100.

MiddleSubcategory

Category metrics

Score

40.0

Median reviews

1,181

Weak share (top 20)

20%

Median price

$7.49

Median star rating

4.6

Books scanned

50

Worth writing in?

Cultural & Regional is between the extremes: 20% of the top 20 is under 100 reviews against a median of 1181, so entry depends on the specific sub-genre and your launch strength. Read the breakout books below before judging. Ease-of-entry score 40.0/100.

Breakout books — top 15, under 100 reviews, $0.99–4.99

Best-seller list on Amazon

No breakout books in this category.

High-frequency phrases in this category's titles

Mine all categories

High-frequency phrases mined from the 50 best-seller titles on this category's list. The ease-of-entry score tells you how winnable the category is; these title phrases tell you which words readers search with — use the two layers together. Frequency is a title statistic, not a search-volume estimate.

PhraseTitlesRank-weighted score
one family256

Sign in and click any phrase to send it straight to the keyword competition lookup.

5 subcategories under this category

SubcategoryScoreMedian reviews
█████50.5150
█████42.5310
█████42.01427
█████41.0636.5
█████38.5529.5

Subcategory names are visible after sign-in — a free account unlocks every subcategory score.

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Check the keywords before you write

Category scores show where entry is easiest; keyword lookups show whether readers actually reach for it. A free account includes keyword competition lookups plus unlimited category scans.

After you publish: why aren't readers buying?

Category research picks the direction; review diagnosis reads the readers. The same platform clusters a book's critical reviews into severity-ranked root causes, each anchored to verbatim quotes — see it applied to a full narrative-history title.

Keep researching with the free tools

Research snapshot scanned on Oct 19, 2026. Refreshed periodically — not live tracking.