CLUE#ZO vs VoxWel

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

Whistleblowing platform with flat USD 1 per-employee pricing, marketed for EU Directive and Sapin II compliance; legal entity details are not clearly disclosed.

Headquarters: Ilford, Essex, United Kingdom (footer also lists a Kuliyapitiya, Sri Lanka office); the privacy policy contact lists Lumora Ventures in San Francisco.
Pricing: USD 1 per employee per month, billed as a single flat-rate plan with all features included; French page localizes this as approximately €0.92 per employee per month.
EU data hosting: Not disclosed
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 VoxWel
Attribute	CLUE#ZO	VoxWel
Headquarters	Hamburg, Germany	Ilford, Essex, United Kingdom (footer also lists a Kuliyapitiya, Sri Lanka office); the privacy policy contact lists Lumora Ventures in San Francisco.
Ownership	Private, CAS Concepts and Solutions AG (Hamburg, Commercial Register HRB 69127)	VoxWel by Lumora Ventures (legal entity details not found on public pages reviewed)
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.	USD 1 per employee per month, billed as a single flat-rate plan with all features included; French page localizes this as approximately €0.92 per employee per month.
Pricing model	Tiered (per employee)	Flat per employee
Procurement model	Mixed	Self-serve sign-up
Free trial	No	✓ Yes
EU data hosting	EU (named data centre) European data centres (vendor states ISO 27001 certified data centres); built on SAP Business Technology Platform	Not disclosed Vendor-stated European hosting on the France-localized page; privacy policy names only generic cloud-provider categories and allows safeguarded international transfers.
EU member states referenced	1 of 27	1 of 27
EU reporting languages	Undisclosed	Partial
Total reporting languages	Undisclosed	200
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 France (Loi Sapin II, amended)
Anonymous reporting	✓	✓
Case management	✓	✓
Multi-channel intake	—	✓
Public API	—	—
GDPR (vendor claim)	✓	✓
EU Directive 2019/1937 (vendor claim)	✓	✓
Last verified	19 July 2026	5 June 2026

How CLUE#ZO and VoxWel differ

CLUE#ZO can host report data inside the EU, while VoxWel does not publish an EU hosting option. CLUE#ZO references 1 of the 27 EU member states and VoxWel references 1. Neither lists an ISO 27001 certification. VoxWel offers self-serve sign-up, whereas CLUE#ZO routes buyers through a demo or sales process. CLUE#ZO processes report content with AI, while VoxWel 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 VoxWel: common questions

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

CLUE#ZO can host report data inside the EU, while VoxWel does not publish an EU hosting option.

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

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

Is CLUE#ZO or VoxWel ISO 27001 certified?

Neither lists an ISO 27001 certification.

How do CLUE#ZO and VoxWel 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.. VoxWel is priced at USD 1 per employee per month, billed as a single flat-rate plan with all features included; French page localizes this as approximately €0.92 per employee per month.. VoxWel offers self-serve sign-up, whereas CLUE#ZO routes buyers through a demo or sales process.

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

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

Another option in this directory

CLUE#ZO and VoxWel 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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