ComplaintCensus

Cambridge University Press vs World of Books: most-reported complaints compared

Most-reported issues at Cambridge University Press and World of Books, according to reviewers on Trustpilot — classified by our automated reader and backed by verbatim quotes from distinct reviews. This is a side-by-side of what reviewers report, not a score, rating or recommendation for either company.

Cambridge University Press

TrustScore 2.7 · 9 reviews on Trustpilot.

9 reviews analysed, 2022-05-19 to 2026-08-21.

Complaint rate (recent window): 56%

0% of negative reviews get a company reply.

Support unhelpful80%
Faulty product40%
“Lost payment, didn't contact me. I chased, they said would call, failed”
1★ Trustpilot review, 2022-05-19

World of Books

TrustScore 4.6 · 548,791 reviews on Trustpilot.

3,438 reviews analysed, 2026-06-17 to 2026-09-27.

Complaint rate (recent window): 9%

100% of negative reviews get a company reply.

Not as described32%
Delivery failed31%
Faulty product20%
Support unhelpful10%
Delivery late9%
“Ordered 2 books, Only one turned up”
2★ Trustpilot review, 2026-07-27

Reported on both

Issues with an evidenced category (at least two verbatim quotes) on both sides.

IssueCambridge University PressWorld of Books
Support unhelpful80%10%
Faulty product40%20%

Method: reviews are classified into a fixed complaint taxonomy by an automated reader; every category shown is backed by at least two verbatim quotes from distinct reviews. Figures are census classifications, not official statistics, and reflect what reviewers reported — not findings of wrongdoing by either company. Not affiliated with, endorsed by, or sponsored by Trustpilot A/S, Cambridge University Press or World of Books.