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Ian Sinclair: Amazon KDP author data

As of Nov 6, 2026, Ian Sinclair has 5 books on Amazon, 5 of them on a best-seller list in the last 30 days (best rank #5), mostly in Namibia, General, South Africa.

5Books on Amazon
5Listed in 30 days
4.6Average rating
Median price$14.02
Price range (middle 50%)$10.99 – $21.97
Median reviews107
Total reviews491
New listings (30 days, incl. new editions)0
Breakout books (30 days)0

View on Amazon

What stands out

  • 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
  • Median price $14.02, 24% below the median of their main category, Namibia.

Ian Sinclair's best-ranked books

  1. The Sasol Larger Illustrated Guide to Birds of Southern Africa (Revised Edition) book cover by Ian Sinclair

    The Sasol Larger Illustrated Guide to Birds of Southern Africa (Revised Edition)

    by Ian Sinclair

    • Price$27.64
    • Rating4.6
    • Reviews107

    View on Amazon · Full data on KDPTop

  2. Chamberlain’s Birds of the Indian Ocean Islands: Madagascar, Mauritius, Reunion, Rodrigues book cover by Ian Sinclair

    Chamberlain’s Birds of the Indian Ocean Islands: Madagascar, Mauritius, Reunion, Rodrigues, Seychelles and the Comores

    by Ian Sinclair

    • Price$10.99
    • Rating4.5
    • Reviews109

    View on Amazon · Full data on KDPTop

  3. Pocket Guide to Birds of Namibia book cover by Ian Sinclair

    Pocket Guide to Birds of Namibia

    by Ian Sinclair

    • Price$14.02
    • Rating4.4
    • Reviews35

    View on Amazon · Full data on KDPTop

  4. Birds of Southern Africa: Fifth Revised Edition (Princeton Field Guides) book cover by Ian Sinclair

    Birds of Southern Africa: Fifth Revised Edition (Princeton Field Guides)

    by Ian Sinclair

    • Price$21.97
    • Rating4.9
    • Reviews40

    View on Amazon · Full data on KDPTop

  5. Pocket Guide Birds of Southern Africa: The Complete Photographic Guide book cover by Ian Sinclair

    Pocket Guide Birds of Southern Africa: The Complete Photographic Guide

    by Ian Sinclair

    • Price$8.99
    • Rating4.4
    • Reviews200

    View on Amazon · Full data on KDPTop

Main categories

FAQ

How many books does Ian Sinclair have on Amazon?

KDPTop tracks 5 of their books; 5 made an Amazon list in the last 30 days.

Which categories does Ian Sinclair publish in?

Their books chart most often in Namibia, General, South Africa.

How does Ian Sinclair price their books?

The median price is $14.02; half of the books cost $10.99–$21.97.

Has Ian Sinclair 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.