Happen Bank vs opensky®: most-reported complaints compared
Most-reported issues at Happen Bank and opensky®, 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.
Happen Bank
TrustScore 4.7 · 14,802 reviews on Trustpilot.
853 reviews analysed, 2026-03-10 to 2026-09-23.
Complaint rate (recent window): 8%
61% of negative reviews get a company reply.
“It takes too many days. I connected with plaid and still waiting 4 days.”
opensky®
TrustScore 4.6 · 14,909 reviews on Trustpilot.
587 reviews analysed, 2026-03-10 to 2026-09-23.
Complaint rate (recent window): 7%
32% of negative reviews get a company reply.
“Have my lawyer working on a case now where they opened a fraudulent account in my name.”
Reported on both
Issues with an evidenced category (at least two verbatim quotes) on both sides.
| Issue | Happen Bank | opensky® |
|---|---|---|
| Support unhelpful | 29% | 21% |
| Billing errors | 17% | 23% |
| Account/app problems | 14% | 26% |
| Overcharging | 11% | 13% |
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, Happen Bank or opensky®.