CLUE#ZO vs OhlasTo

Side-by-side facts for CLUE#ZO and OhlasTo, 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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OhlasTo

Czech internal reporting system and ethics hotline from Q-COM, running on the vendor's QML platform on domestic Czech servers, from 149 CZK/month.

Headquarters: Brno, Czech Republic
Pricing: Free for schools, kindergartens, and nonprofits (max 5 users); 149 CZK/month (excl. VAT) for companies and other organizations with unlimited users; free custom-SLA tier for existing QML information-system users.
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 OhlasTo
Attribute	CLUE#ZO	OhlasTo
Headquarters	Hamburg, Germany	Brno, Czech Republic
Ownership	Private, CAS Concepts and Solutions AG (Hamburg, Commercial Register HRB 69127)	Private (Q-COM, spol. s r.o., Czech Republic; IČO 25538659)
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.	Free for schools, kindergartens, and nonprofits (max 5 users); 149 CZK/month (excl. VAT) for companies and other organizations with unlimited users; free custom-SLA tier for existing QML information-system users.
Pricing model	Tiered (per employee)	Flat published rate
Procurement model	Mixed	Enterprise sales only
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) Domestic Czech servers on the vendor's QML platform (vendor-stated)
EU member states referenced	1 of 27	1 of 27
EU reporting languages	Undisclosed	Partial
Total reporting languages	Undisclosed	2
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 Czechia (Act No. 171/2023 Coll.)
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 OhlasTo differ

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

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

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

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

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

Is CLUE#ZO or OhlasTo ISO 27001 certified?

Neither lists an ISO 27001 certification.

How do CLUE#ZO and OhlasTo 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.. OhlasTo is priced at Free for schools, kindergartens, and nonprofits (max 5 users); 149 CZK/month (excl. VAT) for companies and other organizations with unlimited users; free custom-SLA tier for existing QML information-system users.. Both route buyers through a demo or sales process rather than self-serve sign-up.

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

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

Another option in this directory

CLUE#ZO and OhlasTo 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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