ComplaintCensus

Byzfunder vs Oportun: most-reported complaints compared

Most-reported issues at Byzfunder and Oportun, 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.

Byzfunder

TrustScore 4.7 · 1,030 reviews on Trustpilot.

254 reviews analysed, 2021-08-07 to 2026-09-12.

Complaint rate (recent window): 5%

100% of negative reviews get a company reply.

Overcharging29%
Misleading pricing20%
Billing errors16%
Support unhelpful13%
Support unreachable11%
“If I pay it off in 30 days, it will cost me over $9000.”
1★ Trustpilot review, 2026-03-17

Oportun

TrustScore 4.8 · 20,538 reviews on Trustpilot.

299 reviews analysed, 2023-12-14 to 2026-09-20.

Complaint rate (recent window): 10%

100% of negative reviews get a company reply.

Account/app problems21%
Billing errors21%
Support unhelpful20%
Other16%
Support unreachable13%
“Causes double payment every time.”
1★ Trustpilot review, 2024-02-13

Reported on both

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

IssueByzfunderOportun
Misleading pricing20%12%
Billing errors16%21%
Support unhelpful13%20%
Support unreachable11%13%
Other11%16%

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, Byzfunder or Oportun.