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Robert S. Frost: Amazon KDP author data

As of Nov 6, 2026, Robert S. Frost has 21 books on Amazon, 16 of them on a best-seller list in the last 30 days (best rank #3), mostly in Viola, Strings, Violas.

21Books on Amazon
16Listed in 30 days
4.7Average rating
Median price$7.95
Price range (middle 50%)$7.50 – $8.95
Median reviews44
Total reviews2,245
New listings (30 days, incl. new editions)0
Breakout books (30 days)0

View on Amazon

What stands out

  • 76% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
  • Median price $7.95, 39% below the median of their main category, Viola.

Robert S. Frost's best-ranked books

  1. 78VA - All for Strings - Book 1 – Viola book cover by Robert S. Frost

    78VA - All for Strings - Book 1 – Viola

    by Robert S. Frost

    • Price$8.50
    • Rating4.8
    • Reviews148

    View on Amazon · Full data on KDPTop

  2. 76VA - Christmas Kaleidscope - Viola book cover by Robert S. Frost

    76VA - Christmas Kaleidscope - Viola

    by Robert S. Frost

    • Price$7.50
    • Rating4.9
    • Reviews60

    View on Amazon · Full data on KDPTop

  3. 76VN - Christmas Kaleidoscope - Violin book cover by Robert S. Frost

    76VN - Christmas Kaleidoscope - Violin

    by Robert S. Frost

    • Price$7.50
    • Rating4.8
    • Reviews294

    View on Amazon · Full data on KDPTop

  4. 76CO - Christmas Kaleidoscope - Cello book cover by Robert S. Frost

    76CO - Christmas Kaleidoscope - Cello

    by Robert S. Frost

    • Price$7.50
    • Rating4.8
    • Reviews141

    View on Amazon · Full data on KDPTop

  5. 87VA - Christmas Kaleidoscope Book 2 - Viola book cover by Robert S. Frost

    87VA - Christmas Kaleidoscope Book 2 - Viola

    by Robert S. Frost

    • Price$7.50
    • Rating4.9
    • Reviews44

    View on Amazon · Full data on KDPTop

  6. 87CO - Christmas Kaleidoscope II - Cello book cover by Robert S. Frost

    87CO - Christmas Kaleidoscope II - Cello

    by Robert S. Frost

    • Price$7.50
    • Rating4.8
    • Reviews85

    View on Amazon · Full data on KDPTop

  7. 87VN - Christmas Kaleidoscope Bk. 2 - Violin book cover by Robert S. Frost

    87VN - Christmas Kaleidoscope Bk. 2 - Violin

    by Robert S. Frost

    • Price$7.50
    • Rating4.8
    • Reviews137

    View on Amazon · Full data on KDPTop

  8. 78VN - All for Strings - Book 1 - Violin book cover by Robert S. Frost

    78VN - All for Strings - Book 1 - Violin

    by Robert S. Frost

    • Price$7.95
    • Rating4.8
    • Reviews980

    View on Amazon · Full data on KDPTop

  9. 100VA - Artistry in Strings Bk. 1 - Viola book cover by Robert S. Frost

    100VA - Artistry in Strings Bk. 1 - Viola

    by Robert S. Frost

    • Price$8.95
    • Rating4.9
    • Reviews21

    View on Amazon · Full data on KDPTop

  10. 101CO - Artistry in Strings Bk. 2 - Cello (Cello, Piano Acc.) book cover by Robert S. Frost

    101CO - Artistry in Strings Bk. 2 - Cello (Cello, Piano Acc.)

    by Robert S. Frost

    • Price$8.95
    • Rating4.7
    • Reviews8

    View on Amazon · Full data on KDPTop

Main categories

FAQ

How many books does Robert S. Frost have on Amazon?

KDPTop tracks 21 of their books; 16 made an Amazon list in the last 30 days.

Which categories does Robert S. Frost publish in?

Their books chart most often in Viola, Strings, Violas.

How does Robert S. Frost price their books?

The median price is $7.95; half of the books cost $7.50–$8.95.

Has Robert S. Frost released new books recently?

0 new books in the last 30 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.