KDP categories · Top KDP authors
Robert I. Grass: Amazon KDP author data
As of Nov 6, 2026, Robert I. Grass has 13 books on Amazon, 6 of them on a best-seller list in the last 30 days (best rank #4), mostly in Personal Computers, Design & Architecture, Windows.
| Median price | $9.99 |
|---|---|
| Price range (middle 50%) | $7.99 – $14.99 |
| Median reviews | 4 |
| Total reviews | 76 |
| New books (30 days) | 2 |
| Breakout books (30 days) | 2 |
What stands out
- Median price $9.99, 48% below the median of their main category, Personal Computers.
Robert I. Grass's best-ranked books
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How to Build a Gaming PC for Beginners: A Complete Step-by-Step PC Building Guide for Gaming, Streaming, and Performance
by Robert I. Grass
- Price$17.99
- Rating4.7
- Reviews4
-
Build Your Ultimate Gaming PC (2025/2026 Edition): A Beginner-to- Pro Guide to Building a High Performance Custom Rig (Custom Rig Blueprint Series: Designing ... Streaming, Editing, and Everyday Use)
by Robert I. Grass
- Price$8.90
- Rating4.3
- Reviews12
-
Build Your Ultimate Gaming PC (2025/2026 Edition): A Beginner-to- Pro Guide to Building a High Performance Custom Rig (Custom Rig Blueprint Series: ... Gaming, Streaming, Editing, and Everyday Use)
by Robert I. Grass
- Price$17.80
- Rating4.3
- Reviews12
-
How to Build a Gaming PC for Beginners: A Complete Step-by-Step PC Building Guide for Gaming, Streaming, and Performance
by Robert I. Grass
- Price$10.99
- Rating4.7
- Reviews4
-
Build Your Ultimate Gaming PC (2025/2026 Edition): A Beginner-to- Pro Guide to Building a High Performance Custom Rig
by Robert I. Grass
- Price$0.99
- Rating4.3
- Reviews12
- Published2026-08
-
How to Build a Gaming PC for Beginners: A Complete Step-by-Step PC Building Guide for Gaming, Streaming, and Performance (Custom Rig Blueprint Series: ... Streaming, Editing, and Everyday Use)
by Robert I. Grass
- Price$9.99
- Rating4.7
- Reviews4
-
Building A Gaming Pc 2025: The Ultimate Guide to Building, Upgrading, and Optimizing Your Gaming Rig with the Latest Hardware and Trends for Peak Performance ... Streaming, Editing, and Everyday Use)
by Robert I. Grass
- Price$7.50
- Rating3.2
- Reviews10
-
Building A Gaming Pc 2025: The Ultimate Guide to Building, Upgrading, and Optimizing Your Gaming Rig with the Latest Hardware and Trends for Peak ... ... Gaming, Streaming, Editing, and Everyday Use)
by Robert I. Grass
- Price$14.99
- Rating3.2
- Reviews10
- Published2025-03
-
Gaming PC Mastery : A Beginner’s Guide to Building, Upgrading, and Optimizing Your Setup with Step-by-Step Instructions, Future-Proof Builds, and Performance ... Streaming, Editing, and Everyday Use)
by Robert I. Grass
- Price$9.99
- Rating3.6
- Reviews4
-
The Ultimate Gaming Laptop Buying Guide: Essential Reviews and Performance Insights to Help Beginners Choose the Ideal Gaming System
by Robert I. Grass
- Price$7.99
- Rating2.0
- Reviews2
Main categories
FAQ
How many books does Robert I. Grass have on Amazon?
KDPTop tracks 13 of their books; 6 made an Amazon list in the last 30 days.
Which categories does Robert I. Grass publish in?
Their books chart most often in Personal Computers, Design & Architecture, Windows.
How does Robert I. Grass price their books?
The median price is $9.99; half of the books cost $7.99–$14.99.
Has Robert I. Grass released new books recently?
2 new books in the last 30 days, 2 of which reached a Best Sellers list.
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.