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EU Whistleblower Directory

Visslan vs Zateo

Side-by-side facts for Visslan and Zateo, sourced from vendor-published materials. Both platforms market themselves for EU Directive 2019/1937 compliance.

At a glance

Visslan logo

Visslan

Swedish whistleblower platform, acquired by Whistlelink in June 2025. Public annual pricing from SEK 6,000 / €600.

Headquarters
Sweden
Pricing
Banded by employee count: SEK 6,000/year (<50), SEK 8,000/year (50–249), SEK 11,000/year (250–499), SEK 15,000/year (500–999), quote for 1,000+. English page shows €600 / €800 / €1,100 / €1,500 equivalents. No startup fees or binding period.
EU data hosting
EU (named data centre)
EU member states referenced
1 of 27
Certifications
ISO 27001
AI on report content
Undisclosed
Zateo logo

Zateo

German whistleblowing SaaS from Selfox UG with published tiers from EUR 79/month, anonymous reporting, and Germany-based hosting on an ISO/IEC 27001-certified provider.

Headquarters
Wietzen, Germany
Pricing
Compliance Basic EUR 79/month, Compliance Pro EUR 119/month, Compliance Ultimate from EUR 399/month; all quoted monthly but billed annually, plus German VAT (zzgl. MwSt.).
EU data hosting
EU (named data centre)
EU member states referenced
1 of 27
Certifications
None published
AI on report content
No AI processing of report content

Full facts, side by side

Full facts, side by side: Visslan and Zateo
AttributeVisslanZateo
HeadquartersSwedenWietzen, Germany
OwnershipThe Whistle Compliance Solutions AB (559327-2999); acquired by Whistlelink in June 2025Private - Selfox UG (haftungsbeschränkt), Wietzen, Germany (Amtsgericht Walsrode HRB 207827)
PricingBanded by employee count: SEK 6,000/year (<50), SEK 8,000/year (50–249), SEK 11,000/year (250–499), SEK 15,000/year (500–999), quote for 1,000+. English page shows €600 / €800 / €1,100 / €1,500 equivalents. No startup fees or binding period.Compliance Basic EUR 79/month, Compliance Pro EUR 119/month, Compliance Ultimate from EUR 399/month; all quoted monthly but billed annually, plus German VAT (zzgl. MwSt.).
Pricing modelTiered (per employee)Tiered (per employee)
Procurement modelMixedSelf-serve sign-up
Free trial✓ Yes✓ Yes
EU data hostingEU (named data centre)EU (named data centre)
Germany-based hosting on an ISO/IEC 27001-certified provider (Hetzner, vendor-stated)
EU member states referenced1 of 271 of 27
EU reporting languagesPartialUndisclosed
Total reporting languages5Undisclosed
AI on report contentUndisclosedNo AI processing of report content
Certifications
  • ISO 27001-certified hosting (vendor-stated)
None published
National laws referenced
  • Sweden (Lag 2021:890, visselblåsarlagen)
  • EU Directive 2019/1937
  • EU Directive 2019/1937
  • Germany (HinSchG)
Anonymous reporting
Case management
Multi-channel intake
Public API
GDPR (vendor claim)
EU Directive 2019/1937 (vendor claim)
Last verified

How Visslan and Zateo differ

Both Visslan and Zateo can host whistleblower report data inside the EU. Visslan references 1 of the 27 EU member states and Zateo references 1. Visslan lists ISO 27001 certification; Zateo does not. Zateo offers self-serve sign-up, whereas Visslan routes buyers through a demo or sales process. Visslan processes report content with AI, while Zateo does not. Both market themselves for EU Directive 2019/1937 compliance, so the better fit depends on your priorities around data residency, certification, pricing transparency, and use of AI.

Visslan vs Zateo: common questions

Does Visslan or Zateo host whistleblower data in the EU?
Both Visslan and Zateo can host whistleblower report data inside the EU.
How many EU member states do Visslan and Zateo cover?
Visslan references 1 of the 27 EU member states and Zateo references 1.
Is Visslan or Zateo ISO 27001 certified?
Visslan lists ISO 27001 certification; Zateo does not.
How do Visslan and Zateo pricing and sign-up compare?
Visslan is priced at Banded by employee count: SEK 6,000/year (<50), SEK 8,000/year (50–249), SEK 11,000/year (250–499), SEK 15,000/year (500–999), quote for 1,000+. English page shows €600 / €800 / €1,100 / €1,500 equivalents. No startup fees or binding period.. Zateo is priced at Compliance Basic EUR 79/month, Compliance Pro EUR 119/month, Compliance Ultimate from EUR 399/month; all quoted monthly but billed annually, plus German VAT (zzgl. MwSt.).. Zateo offers self-serve sign-up, whereas Visslan routes buyers through a demo or sales process.
Do Visslan or Zateo use AI on whistleblower reports?
Visslan processes report content with AI, while Zateo does not.

Another option in this directory

Visslan and Zateo are two of the platforms indexed here. If your shortlist is still open, one more worth comparing — with a different set of tradeoffs:

EthicsPortal logo

EthicsPortal

Whistleblower reporting portal hosted on Hetzner in Germany. Flat €60/month plan.

Headquarters
Poland
Pricing
€60/month, or €41.67/month billed annually (€500/year)
EU data hosting
EU (named data centre)
EU member states referenced
All 27
Certifications
ISO 27001
AI on report content
No AI processing of report content

Compare this tool against other platforms in the directory.

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