CLUE#ZO vs whizzla

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

At a glance

CLUE#ZO

German digital whistleblowing system from CAS Concepts and Solutions AG, delivered on SAP Business Technology Platform with integration to SAP S/4HANA and chatbot-guided report intake.

Headquarters: Hamburg, Germany
Pricing: Basic EUR 99/month (12 reports/year, 3 users); Standard EUR 299/month (50 reports/year, 6 users); Enterprise EUR 1,499/month (unlimited reports, 15 users). Prices are ex-VAT.
EU data hosting: EU (named data centre)
EU member states referenced: 1 of 27
Certifications: None published
AI on report content: Processes report content with AI / translation

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whizzla

German cloud whistleblowing channel from lexato GmbH with plug-and-play deployment and published monthly tiers from EUR 49 net.

Headquarters: Bad Orb, Germany
Pricing: Starter EUR 49/month net (up to 50 employees, 1 organization, 2 languages, 2 user accounts); KMU EUR 149/month net (up to 500 employees, 3 organizations, 3 languages, 5 accounts); Konzerne EUR 249/month net (500+ employees, 5 organizations, 5 languages, 10 accounts). Enterprise on request.
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

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Full facts, side by side

Full facts, side by side: CLUE#ZO and whizzla
Attribute	CLUE#ZO	whizzla
Headquarters	Hamburg, Germany	Bad Orb, Germany
Ownership	Private, CAS Concepts and Solutions AG (Hamburg, Commercial Register HRB 69127)	Private, whizzla is a legaltech product of lexato GmbH (Handelsregister Hanau HRB 98387, VAT DE348448837), managing director Stefan Kunz
Pricing	Basic EUR 99/month (12 reports/year, 3 users); Standard EUR 299/month (50 reports/year, 6 users); Enterprise EUR 1,499/month (unlimited reports, 15 users). Prices are ex-VAT.	Starter EUR 49/month net (up to 50 employees, 1 organization, 2 languages, 2 user accounts); KMU EUR 149/month net (up to 500 employees, 3 organizations, 3 languages, 5 accounts); Konzerne EUR 249/month net (500+ employees, 5 organizations, 5 languages, 10 accounts). Enterprise on request.
Pricing model	Tiered (per employee)	Tiered (per employee)
Procurement model	Mixed	Self-serve sign-up
Free trial	No	No
EU data hosting	EU (named data centre) European data centres (vendor states ISO 27001 certified data centres); built on SAP Business Technology Platform	EU (named data centre) 934tel Media Networx GmbH servers in Germany (vendor-stated); data processing agreement executed with the hoster
EU member states referenced	1 of 27	1 of 27
EU reporting languages	Undisclosed	Partial
Total reporting languages	Undisclosed	6
AI on report content	Processes report content with AI / translation	No AI processing of report content
Certifications	None published	None published
National laws referenced	EU Directive 2019/1937 Germany (Hinweisgeberschutzgesetz, HinSchG)	EU Directive 2019/1937 Germany (Lieferkettensorgfaltspflichtengesetz, LkSG) Germany (Geldwaeschegesetz)
Anonymous reporting	✓	✓
Case management	✓	✓
Multi-channel intake	—	—
Public API	—	—
GDPR (vendor claim)	✓	✓
EU Directive 2019/1937 (vendor claim)	✓	✓
Last verified	19 July 2026	19 July 2026

How CLUE#ZO and whizzla differ

Both CLUE#ZO and whizzla can host whistleblower report data inside the EU. CLUE#ZO references 1 of the 27 EU member states and whizzla references 1. Neither lists an ISO 27001 certification. whizzla offers self-serve sign-up, whereas CLUE#ZO routes buyers through a demo or sales process. CLUE#ZO processes report content with AI, while whizzla 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.

CLUE#ZO vs whizzla: common questions

Does CLUE#ZO or whizzla host whistleblower data in the EU?

Both CLUE#ZO and whizzla can host whistleblower report data inside the EU.

How many EU member states do CLUE#ZO and whizzla cover?

CLUE#ZO references 1 of the 27 EU member states and whizzla references 1.

Is CLUE#ZO or whizzla ISO 27001 certified?

Neither lists an ISO 27001 certification.

How do CLUE#ZO and whizzla pricing and sign-up compare?

CLUE#ZO is priced at Basic EUR 99/month (12 reports/year, 3 users); Standard EUR 299/month (50 reports/year, 6 users); Enterprise EUR 1,499/month (unlimited reports, 15 users). Prices are ex-VAT.. whizzla is priced at Starter EUR 49/month net (up to 50 employees, 1 organization, 2 languages, 2 user accounts); KMU EUR 149/month net (up to 500 employees, 3 organizations, 3 languages, 5 accounts); Konzerne EUR 249/month net (500+ employees, 5 organizations, 5 languages, 10 accounts). Enterprise on request.. whizzla offers self-serve sign-up, whereas CLUE#ZO routes buyers through a demo or sales process.

Do CLUE#ZO or whizzla use AI on whistleblower reports?

CLUE#ZO processes report content with AI, while whizzla does not.

Another option in this directory

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

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

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Compare this tool against other platforms in the directory.

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