CLUE#ZO vs WhistleOn
Side-by-side facts for CLUE#ZO and WhistleOn, 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
WhistleOn
Portuguese whistleblowing platform with voice and WhatsApp AI intake. Tiered €69–€199+/month by employee count, annual billing.
- Headquarters
- Lisbon, Portugal
- Pricing
- Tiered by employee count: €69 (1–49), €79 (50–149), €89 (150–199), €129 (200–499), €199 (500–999), quote for 1,000+. Billed annually.
- 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
Full facts, side by side
| Attribute | CLUE#ZO | WhistleOn |
|---|---|---|
| Headquarters | Hamburg, Germany | Lisbon, Portugal |
| Ownership | Private, CAS Concepts and Solutions AG (Hamburg, Commercial Register HRB 69127) | Ouvidor Digital Whistleblowing Company |
| 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. | Tiered by employee count: €69 (1–49), €79 (50–149), €89 (150–199), €129 (200–499), €199 (500–999), quote for 1,000+. Billed annually. |
| Pricing model | Tiered (per employee) | Tiered (per employee) |
| 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) Google Cloud Platform europe-west1 (Belgium) for European company data |
| EU member states referenced | 1 of 27 | 1 of 27 |
| EU reporting languages | Undisclosed | 4 of 24 |
| Total reporting languages | Undisclosed | 5 |
| AI on report content | Processes report content with AI / translation | Processes report content with AI / translation |
| Certifications | None published | None published |
| National laws referenced |
|
|
| Anonymous reporting | ✓ | ✓ |
| Case management | ✓ | ✓ |
| Multi-channel intake | — | ✓ |
| Public API | — | — |
| GDPR (vendor claim) | ✓ | ✓ |
| EU Directive 2019/1937 (vendor claim) | ✓ | ✓ |
| Last verified |
How CLUE#ZO and WhistleOn differ
Both CLUE#ZO and WhistleOn can host whistleblower report data inside the EU. CLUE#ZO references 1 of the 27 EU member states and WhistleOn references 1. Neither lists an ISO 27001 certification. 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 WhistleOn: common questions
Does CLUE#ZO or WhistleOn host whistleblower data in the EU?
How many EU member states do CLUE#ZO and WhistleOn cover?
Is CLUE#ZO or WhistleOn ISO 27001 certified?
How do CLUE#ZO and WhistleOn pricing and sign-up compare?
Do CLUE#ZO or WhistleOn use AI on whistleblower reports?
Another option in this directory
CLUE#ZO and WhistleOn 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
Related comparisons
Compare this tool against other platforms in the directory.