KDP categories · Top KDP authors
Caldren Voss: Amazon KDP author data
As of Nov 6, 2026, Caldren Voss has 9 books on Amazon, 4 of them on a best-seller list in the last 30 days (best rank #6), mostly in Test Preparation, Medicine & Health Sciences, Professional.
| Median price | $18.90 |
|---|---|
| Price range (middle 50%) | $7.67 – $29.90 |
| Median reviews | 46 |
| Total reviews | 96 |
| New books (30 days) | 2 |
| Breakout books (30 days) | 2 |
What stands out
- Median price $18.90, 29% below the median of their main category, Test Preparation.
Caldren Voss's best-ranked books
-
CNA Exam Prep: The Most Complete Written and Skills Study Guide with our Exam Simulator Platform and Real Full-Length Practice Tests, for CNA Candidates Aiming to Pass the First Time
by Caldren Voss
- Price$29.90
- Rating5.0
- Reviews46
- Published2026-10
-
CMSRN Exam Prep: The Most Complete Study Guide Including our Exam Simulator Platform and Real Full-Length Practice Tests, for Busy Med-Surg Nurses Aiming to Pass the First Time
by Caldren Voss
- Price$29.90
- Rating5.0
- Reviews47
-
Basic Tool Use with Claude SDK 2026: Simple Automation Workflows for Developers Initiating Agent Projects (Claude Agent SDK Mastery 2026: Foundations for Emerging AI Developers Book 3)
by Caldren Voss
- Price$7.90
- Reviews-
-
Replit Mastery: The Complete Guide to Building Full-Stack Applications, Automating Complex Workflows, and Deploying Intelligent AI Agents Entirely in the ... – From Zero to AI-Powered Pro Book 2)
by Caldren Voss
- Price$6.99
- Reviews-
-
CNOR Exam Prep: The Most Complete Study Guide with our Exam Simulator Platform and Real Full-Length Practice Tests, for Perioperative Nurses Aiming to Pass the First Time
by Caldren Voss
- Price-
- Rating5.0
- Reviews3
- Published2026-10
-
Designing Intelligent Agent Systems: Practical Frameworks with LangChain and Model Context Protocol for Experienced Developers (The Professional Developer’s Guide to Autonomous AI Agents Book 2)
by Caldren Voss
- Price$0
- Reviews-
- Published2026-02
-
Designing Intelligent Agent Systems: Practical Frameworks with LangChain and Model Context Protocol for Experienced Developers (The Professional Developer’s Guide to Autonomous AI Agents)
by Caldren Voss
- Price-
- Reviews-
- Published2026-02
-
Microsoft Fabric for Beginners: The Complete Zero-to-Hero Guide: Master Data Engineering, Analytics, and AI with Microsoft's Unified Platform No Prior Experience Required
by Caldren Voss
- Price-
- Reviews-
- Published2025-12
-
Designing Intelligent Agent Systems: Practical Frameworks with LangChain and Model Context Protocol for Experienced Developers (The Professional Developer’s Guide to Autonomous AI Agents)
by Caldren Voss
- Price-
- Reviews-
- Published2026-02
Main categories
FAQ
How many books does Caldren Voss have on Amazon?
KDPTop tracks 9 of their books; 4 made an Amazon list in the last 30 days.
Which categories does Caldren Voss publish in?
Their books chart most often in Test Preparation, Medicine & Health Sciences, Professional.
How does Caldren Voss price their books?
The median price is $18.90; half of the books cost $7.67–$29.90.
Has Caldren Voss 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.