Whisly vs WhistleSystem

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

At a glance

Whisly

Hungarian whistleblower platform aligned to Act XXV of 2023. Regional presence in Slovakia via a dedicated domain.

Headquarters: Hungary
Pricing: Hungary pricing: 0-50 employees HUF 19,000/month, 50-500 HUF 29,000/month, 500-1000 HUF 39,000/month, 1000+ custom. Slovakia pricing: 0-50 employees €49/month, 50-500 €79/month, 500-1000 €119/month, 1000+ custom.
EU data hosting: Not disclosed
EU member states referenced: 2 of 27
Certifications: None published
AI on report content: Undisclosed

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WhistleSystem

Danish whistleblowing platform with published employee-band pricing from €67/month and a plug-and-play setup pitch.

Headquarters: Albertslund, Denmark
Pricing: Tiered by employee count: €67/mo (0–250), €80/mo (250–500), €93/mo (500–750), from €107/mo (750+), plus a €200 one-time setup fee. Annual billing.
EU data hosting: EU (named data centre)
EU member states referenced: 1 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: Whisly and WhistleSystem
Attribute	Whisly	WhistleSystem
Headquarters	Hungary	Albertslund, Denmark
Ownership	Whisly Kft.	WhistleSystem ApS (CVR 41576561)
Customers (vendor claim)	Undisclosed	500+ users (vendor claim)
Pricing	Hungary pricing: 0-50 employees HUF 19,000/month, 50-500 HUF 29,000/month, 500-1000 HUF 39,000/month, 1000+ custom. Slovakia pricing: 0-50 employees €49/month, 50-500 €79/month, 500-1000 €119/month, 1000+ custom.	Tiered by employee count: €67/mo (0–250), €80/mo (250–500), €93/mo (500–750), from €107/mo (750+), plus a €200 one-time setup fee. Annual billing.
Pricing model	Flat published rate	Tiered (per employee)
Procurement model	Demo required	Demo required
Free trial	No	✓ Yes
EU data hosting	Not disclosed	EU (named data centre)
EU member states referenced	2 of 27	1 of 27
EU reporting languages	3 of 24	Undisclosed
Total reporting languages	5	Undisclosed
AI on report content	Undisclosed	Processes report content with AI / translation
Certifications	None published	ISO 27001 ISO 27701
National laws referenced	Hungary (2023. évi XXV. törvény) Slovakia (Zákon č. 54/2019, as amended) EU Directive 2019/1937	EU Directive 2019/1937
Anonymous reporting	✓	✓
Case management	✓	✓
Multi-channel intake	—	—
Public API	—	—
GDPR (vendor claim)	✓	✓
EU Directive 2019/1937 (vendor claim)	✓	✓
Last verified	24 May 2026	5 June 2026

How Whisly and WhistleSystem differ

WhistleSystem can host report data inside the EU, while Whisly does not publish an EU hosting option. Whisly references 2 of the 27 EU member states and WhistleSystem references 1. WhistleSystem lists ISO 27001 certification; Whisly 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.

Whisly vs WhistleSystem: common questions

Does Whisly or WhistleSystem host whistleblower data in the EU?

WhistleSystem can host report data inside the EU, while Whisly does not publish an EU hosting option.

How many EU member states do Whisly and WhistleSystem cover?

Whisly references 2 of the 27 EU member states and WhistleSystem references 1.

Is Whisly or WhistleSystem ISO 27001 certified?

WhistleSystem lists ISO 27001 certification; Whisly does not.

How do Whisly and WhistleSystem pricing and sign-up compare?

Whisly is priced at Hungary pricing: 0-50 employees HUF 19,000/month, 50-500 HUF 29,000/month, 500-1000 HUF 39,000/month, 1000+ custom. Slovakia pricing: 0-50 employees €49/month, 50-500 €79/month, 500-1000 €119/month, 1000+ custom.. WhistleSystem is priced at Tiered by employee count: €67/mo (0–250), €80/mo (250–500), €93/mo (500–750), from €107/mo (750+), plus a €200 one-time setup fee. Annual billing.. Both route buyers through a demo or sales process rather than self-serve sign-up.

Do Whisly or WhistleSystem use AI on whistleblower reports?

Both process report content with AI or automated translation.

Another option in this directory

Whisly and WhistleSystem 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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