KDP categories · Top KDP authors
Gibum Kim: Amazon KDP author data
As of Nov 6, 2026, Gibum Kim has 69 books on Amazon, 10 of them on a best-seller list in the last 30 days (best rank #17), mostly in Workbooks, Language Study & Reference, Instruction.
| Median price | $12.49 |
|---|---|
| Price range (middle 50%) | $6.99 – $15.68 |
| Median reviews | 1 |
| Total reviews | 8 |
| New books (30 days) | 10 |
| Breakout books (30 days) | 2 |
What stands out
- Only 14% of the catalog charted in the last 30 days; sales rest on a few titles.
- Median price $12.49, 79% above the median of their main category, Workbooks.
- 10 new books in the last 30 days, 2 of them broke into a Best Sellers list.
Gibum Kim's best-ranked books
-
Korean Grammar Through Stories 1: Shion Arrives in Seoul — Learn All 45 TOPIK 1 Grammar Points Through a 30-Episode Korean Drama: Beginner Korean Workbook with Audio and Practice Tests
by Gibum Kim
- Price$11.99
- Reviews-
-
More Everyday Korean Stories 2: 30 Short Reads for Upper Beginners
by Gibum Kim
- Price$6.99
- Reviews-
-
TOPIK CLUEBOOK 2: Korean Vocabulary in Context for TOPIK I Level 2
by Gibum Kim
- Price$19.99
- Rating5.0
- Reviews1
- Published2026-09
-
Korean Shadowing Bootcamp: 30 Days to Unstick Your Speaking — From "I Can Read It" to "I Can Say It" with 60 Free Native Audio Tracks (Real Korean They Don't Teach in Textbooks)
by Gibum Kim
- Price$14.99
- Rating5.0
- Reviews1
- Published2026-08
-
Korean: Your Turn: 30 Real-Life Speaking Lessons with Audio
by Gibum Kim
- Price$18.99
- Rating5.0
- Reviews1
- Published2026-09
-
Korean Grammar in 100 Sentences: Intermediate: TOPIK 3-4 - A write-in workbook: sentence building, translation, dialogue & free writing
by Gibum Kim
- Price$6.99
- Rating5.0
- Reviews1
-
Korean Grammar Visual Map: Choose the Right Sentence Ending, Tense & Level of Politeness by Function, Context and Nuance
by Gibum Kim
- Price-
- Rating5.0
- Reviews1
- Published2026-09
-
Jiwoo's Thirty Nights: A Korean Reading Diary: 30 Days of Real-Life Korean Expressions for Beginner and Intermediate Learners (Real Korean They Don't Teach in Textbooks Book 1)
by Gibum Kim
- Price$9.99
- Rating5.0
- Reviews1
-
TOPIK CLUEBOOK 1: Vocabulary in Context & Guessing Strategies
by Gibum Kim
- Price$0
- Rating5.0
- Reviews1
- Published2026-08
-
840 Korean Words: Intermediate: 6 Words a Day, 20 Weeks — The 840 Essential Words of TOPIK 3-4 with Example Sentences, Romanization, and Weekly Reviews ... (Korean Workbooks for Beginners Book 4)
by Gibum Kim
- Price$6.99
- Rating5.0
- Reviews1
Main categories
FAQ
How many books does Gibum Kim have on Amazon?
KDPTop tracks 69 of their books; 10 made an Amazon list in the last 30 days.
Which categories does Gibum Kim publish in?
Their books chart most often in Workbooks, Language Study & Reference, Instruction.
How does Gibum Kim price their books?
The median price is $12.49; half of the books cost $6.99–$15.68.
Has Gibum Kim released new books recently?
10 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.