Islam — Kindle Category Opportunity
Competition snapshot for the Religion & Spirituality best-seller list, ease-of-entry score 9.5/100.
Category metrics
Score
9.5
Median reviews
400.5
Weak share (top 20)
15%
Median price
$7.60
Median star rating
4.7
Books scanned
50
Worth writing in?
Islam is between the extremes: 15% of the top 20 is under 100 reviews against a median of 400.5, so entry depends on the specific sub-genre and your launch strength. Read the breakout books below before judging. Ease-of-entry score 9.5/100.
Breakout books — top 15, under 100 reviews, $0.99–4.99
Best-seller list on Amazon| # | Title | Star | Reviews | Price |
|---|---|---|---|---|
| 11 | The Quran - Authentic English Translation - Clear and Easy to Understand: The Ultimate Guide for Success! | 3.9 | 10 | $0.99 |
| 9 | The Holy Quran - Clear Version Quran for beginners, Easy to Read Quran, English Translation by Abdullah Yusuf Ali: The complete Quran / Koran, Ebook Edition (annotated) | 4.3 | 84 | $0.99 |
High-frequency phrases in this category's titles
Mine all categoriesHigh-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.
| Phrase | Titles | Rank-weighted score |
|---|---|---|
| english translation | 5 | 159 |
| quran koran | 3 | 104 |
| holy quran | 3 | 79 |
| quran english translation | 2 | 74 |
| clear quran | 2 | 67 |
| easy to read | 2 | 43 |
| noble quran | 2 | 40 |
| quran in english | 2 | 33 |
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More Religion & Spirituality categories
10 subcategories under this category
| Subcategory | Score | Median reviews |
|---|---|---|
| █████ | 80.5 | 2.5 |
| █████ | 76.0 | 20 |
| █████ | 73.0 | 12 |
| █████ | 67.0 | 2.5 |
| █████ | 57.5 | 145 |
| █████ | 57.0 | 32.5 |
| █████ | 56.5 | 44 |
| █████ | 54.0 | 73 |
| █████ | 53.0 | 31 |
| █████ | 47.0 | 157 |
Subcategory names are visible after sign-in — a free account unlocks every subcategory score.
Sign up free to unlockCheck 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.