WhistleFox vs whistly

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

At a glance

WhistleFox

Law-firm-operated whistleblowing service from Heuking Kühn Lüer Wojtek, bundling a digital reporting channel with legal case handling by the firm's compliance lawyers.

Headquarters: Düsseldorf, Germany
Pricing: Not published. WhistleFox is engaged as a managed legal service, so pricing is quote-only via the firm.
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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whistly

Berlin-based whistleblowing channel from whistly digital GmbH, positioned for German HinSchG and supply-chain (LkSG) compliance, from EUR 59 per month regardless of headcount.

Headquarters: Berlin, Germany
Pricing: Two published packages: Essential EUR 59/month and Pro EUR 99/month, charged regardless of employee count.
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: WhistleFox and whistly
Attribute	WhistleFox	whistly
Headquarters	Düsseldorf, Germany	Berlin, Germany
Ownership	Operated by Heuking Kühn Lüer Wojtek Partnerschaft mbB (Germany, VAT DE 119 459 367)	Private, whistly digital GmbH (District Court of Charlottenburg, Berlin, HRB 249593 B)
Customers (vendor claim)	Undisclosed	100+ to 500+ organizations (vendor claims vary by page: 100+ on the LkSG page, over 200 on the about page, 500+ on the vendor blog)
Pricing	Not published. WhistleFox is engaged as a managed legal service, so pricing is quote-only via the firm.	Two published packages: Essential EUR 59/month and Pro EUR 99/month, charged regardless of employee count.
Pricing model	Quote only	Flat published rate
Procurement model	Enterprise sales only	Self-serve sign-up
Free trial	No	✓ Yes
EU data hosting	EU (named data centre) Heuking's own servers in Germany (vendor-stated)	EU (named data centre) ISO 27001 certified servers in Germany (hosting-provider certification, provider not named; vendor-stated)
EU member states referenced	1 of 27	1 of 27
EU reporting languages	Partial	Partial
Total reporting languages	2	5
AI on report content	No AI processing of report content	No AI processing of report content
Certifications	None published	None published
National laws referenced	EU Directive 2019/1937 Germany (LkSG, Supply Chain Due Diligence Act)	EU Directive 2019/1937 Germany (Hinweisgeberschutzgesetz, HinSchG) Germany (Lieferkettensorgfaltspflichtengesetz, LkSG)
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 WhistleFox and whistly differ

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

WhistleFox vs whistly: common questions

Does WhistleFox or whistly host whistleblower data in the EU?

Both WhistleFox and whistly can host whistleblower report data inside the EU.

How many EU member states do WhistleFox and whistly cover?

WhistleFox references 1 of the 27 EU member states and whistly references 1.

Is WhistleFox or whistly ISO 27001 certified?

Neither lists an ISO 27001 certification.

How do WhistleFox and whistly pricing and sign-up compare?

WhistleFox is priced at Not published. WhistleFox is engaged as a managed legal service, so pricing is quote-only via the firm.. whistly is priced at Two published packages: Essential EUR 59/month and Pro EUR 99/month, charged regardless of employee count.. whistly offers self-serve sign-up, whereas WhistleFox routes buyers through a demo or sales process.

Do WhistleFox or whistly use AI on whistleblower reports?

Neither processes report content with AI.

Another option in this directory

WhistleFox and whistly 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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