ComplaintCensus

Wise vs Flagstone: most-reported complaints compared

Most-reported issues at Wise and Flagstone, 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.

Wise

TrustScore 4.3 · 301,516 reviews on Trustpilot.

3,228 reviews analysed, 2026-04-01 to 2026-09-27.

Complaint rate (recent window): 23%

79% of negative reviews get a company reply.

Account/app problems50%
Support unhelpful31%
Support unreachable17%
Other11%
Billing errors10%
“they suddenly restricted all three of my accounts at the same time”
1★ Trustpilot review, 2026-09-14

Flagstone

TrustScore 4.7 · 5,899 reviews on Trustpilot.

467 reviews analysed, 2025-11-26 to 2026-09-17.

Complaint rate (recent window): 4%

100% of negative reviews get a company reply.

Account/app problems59%
Support unhelpful12%
Misleading pricing10%
Other10%
Billing errors8%
“For over the last month, every time I attempted to log into the site I receive a "sorry this page does not exist"”
1★ Trustpilot review, 2025-12-20

Reported on both

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

IssueWise Flagstone
Account/app problems50%59%
Support unhelpful31%12%
Other11%10%
Billing errors10%8%

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, Wise or Flagstone.