CLUE#ZO vs Whispli

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

Enterprise whistleblowing, disclosure, hotline, and investigation platform operating in 60+ countries.

Headquarters: Sydney, Australia (Paris office)
Pricing: Plan names are public (Essential, Standard, Advanced, Enterprise), but amounts are not published; pricing remains sales-led.
EU data hosting: EU region selectable
EU member states referenced: 2 of 27
Certifications: ISO 27001 + 1 more
AI on report content: Processes report content with AI / translation

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Full facts, side by side

Full facts, side by side: CLUE#ZO and Whispli
Attribute	CLUE#ZO	Whispli
Headquarters	Hamburg, Germany	Sydney, Australia (Paris office)
Ownership	Private, CAS Concepts and Solutions AG (Hamburg, Commercial Register HRB 69127)	Undisclosed
Customers (vendor claim)	Undisclosed	300+ organisations; deployed in 60+ countries (vendor claim)
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.	Plan names are public (Essential, Standard, Advanced, Enterprise), but amounts are not published; pricing remains sales-led.
Pricing model	Tiered (per employee)	Quote only
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 region selectable
EU member states referenced	1 of 27	2 of 27
EU reporting languages	Undisclosed	Undisclosed
Total reporting languages	Undisclosed	70
AI on report content	Processes report content with AI / translation	Processes report content with AI / translation
Certifications	None published	ISO 27001 SOC 2 Type II
National laws referenced	EU Directive 2019/1937 Germany (Hinweisgeberschutzgesetz, HinSchG)	EU Directive 2019/1937 France (Loi Sapin II) France (Loi Waserman) Germany United States (SOX) Australia United Kingdom FCA rules
Anonymous reporting	✓	✓
Case management	✓	✓
Multi-channel intake	—	✓
Public API	—	✓
GDPR (vendor claim)	✓	✓
EU Directive 2019/1937 (vendor claim)	✓	✓
Last verified	19 July 2026	24 May 2026

How CLUE#ZO and Whispli differ

Both CLUE#ZO and Whispli can host whistleblower report data inside the EU. CLUE#ZO references 1 of the 27 EU member states and Whispli references 2. Whispli lists ISO 27001 certification; CLUE#ZO does not. Both route buyers through a demo or sales process rather than self-serve sign-up. Both process report content with AI or automated translation. 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 Whispli: common questions

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

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

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

CLUE#ZO references 1 of the 27 EU member states and Whispli references 2.

Is CLUE#ZO or Whispli ISO 27001 certified?

Whispli lists ISO 27001 certification; CLUE#ZO does not.

How do CLUE#ZO and Whispli 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.. Whispli is priced at Plan names are public (Essential, Standard, Advanced, Enterprise), but amounts are not published; pricing remains sales-led.. Both route buyers through a demo or sales process rather than self-serve sign-up.

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

Both process report content with AI or automated translation.

Another option in this directory

CLUE#ZO and Whispli 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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