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Agnosticism (Religion & Spirituality, Books): Amazon KDP category data
Amazon Books Best Sellers data for Agnosticism (Religion & Spirituality, Books), updated Nov 2, 2026: median price $15.00, median 56 reviews, average rating 4.6 and a KDPTop opportunity score of 30/100 (highly competitive).
| Price range (middle 50%) | $12.88 – $19.99 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 10% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 1% of the parent category Religion & Spirituality (7,424), one of the easier corners under it.
Top 10 Agnosticism best sellers
-
I Don't Have Enough Faith to Be an Atheist
- List rank#1
- Price$12.84
- Rating4.8
- Reviews5,409
-
Ethiopian Bible in English (Expanded Edition): With Original Commentary and Rare Apocrypha. Including the Books of Enoch, Jubilees, Baruch, and Other Lost Scriptures
by Malcolm Greyson
- List rank#2
- Price$25.99
- Rating4.7
- Reviews66
-
The Apocrypha Complete 180-Book Edition: Including Deuterocanon, Pseudephigrapha, Nag Hammadi Scriptures, Gnostic Gospels, 1-3 Enoch, Jasher, Jubilees, Ethiopian Bible and More
- List rank#3
- Price$9.99
- Rating4.5
- Reviews220
-
I Don't Have Enough Faith to Be an Atheist (Updated Edition)
by Frank Turek
- List rank#4
- Price$19.18
- Reviews-
-
If There Is No God: The Battle Over Who Defines Good and Evil
- List rank#5
- Price$18.38
- Rating4.7
- Reviews760
-
Coming to Faith Through Dawkins: 12 Essays on the Pathway from New Atheism to Christianity
by Denis Alexander
- List rank#6
- Price$13.58
- Rating4.7
- Reviews97
-
Fear and Trembling
by Mark Meadows
- List rank#7
- Price$11.99
- Rating4.0
- Reviews420
-
Gunning for God: Why the New Atheists are missing the target
- List rank#8
- Price$11.79
- Rating4.8
- Reviews660
-
Staying Sober Without God: The Practical 12 Steps to Long-Term Recovery from Alcoholism and Addictions
by Jeffrey Munn
- List rank#9
- Price$13.95
- Rating4.7
- Reviews1,027
-
The God Delusion: A Study of Religious Belief and Skepticism
- List rank#10
- Price$14.97
- Rating4.5
- Reviews14,139
Same niche in Kindle eBooks: Agnosticism
FAQ
Is Agnosticism a good niche for Amazon KDP?
Its KDPTop opportunity score is 30/100, which makes it highly competitive. The median best seller has 56 reviews and sells for $15.00.
How many reviews do you need to rank in Agnosticism?
The median best seller has 56 reviews, and 58% of them have fewer than 100.
What do Agnosticism best sellers cost?
The median price is $15.00; half of the best sellers are priced between $12.88 and $19.99.
Can new books break into Agnosticism?
10% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.