ComplaintCensus

Acumen Mortgages vs FirstMortgage: most-reported complaints compared

Most-reported issues at Acumen Mortgages and FirstMortgage, 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.

Acumen Mortgages

TrustScore 4.9 · 1,267 reviews on Trustpilot.

240 reviews analysed, 2017-08-04 to 2026-09-01.

Complaint rate (recent window): 2%

100% of negative reviews get a company reply.

Other42%
Support unhelpful39%
Overcharging14%
Support unreachable11%
Billing errors8%
“Not very professional”
1★ Trustpilot review, 2020-12-30

FirstMortgage

TrustScore 5 · 34,243 reviews on Trustpilot.

597 reviews analysed, 2024-04-22 to 2026-09-07.

Complaint rate (recent window): 2%

7% of negative reviews get a company reply.

Support unhelpful51%
Support unreachable32%
Misleading pricing10%
Other8%
Missed appointments4%
“communication was poor and I received little to no meaningful support”
1★ Trustpilot review, 2026-03-19

Reported on both

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

IssueAcumen MortgagesFirstMortgage
Other42%8%
Support unhelpful39%51%
Support unreachable11%32%
Billing errors8%3%
Misleading pricing6%10%

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, Acumen Mortgages or FirstMortgage.