Head-to-head · Finance
Mercury vs Holvi
Which one to pick in 2026 — comparing 🇺🇸 Mercury with the European alternative 🇪🇺 Holvi on the things that actually decide who can read your data.
🇺🇸 Mercuryvs🇪🇺 Holvi
Verdict
Who has stronger privacy guarantees by law?
Holvi — GDPR-native and outside the US CLOUD Act / FISA 702 reach.
Which one encrypts your data end-to-end by default?
Neither ships full E2E by default — check the table for nuance.
Which one tracks you for ads?
Neither monetises through ad tracking.
Which one is open source?
Holvi is not fully open source — check details.
Side-by-side
Mercury vs Holvi — full comparison
Criteria
🇪🇺 Holvi
🇺🇸 Mercury
Headquarters
Helsinki
San Francisco, USA
Jurisdiction
Finland
USA
Data location
EU
US
GDPR-native
Yes
No
CLOUD Act / FISA exposed
No
Yes
Ad tracking
No
No
End-to-end encryption
No
No
Open source
No
No
Ownership
Private
Mercury Technologies
Founded
2011
2017
Make the switch
Try Holvi instead of Mercury
Business account and invoicing for freelancers and small companies.
Other European alternatives to Mercury