Double Voice vs WhistleSystem

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

At a glance

Double Voice

Portuguese whistleblowing channel from Momentapproach Unipessoal, Lda. (Double Shore), built around Portugal's Lei 93/2021 with published annual pricing from EUR 500/year.

Headquarters: Caldas da Rainha, Portugal
Pricing: Starter EUR 500/year (up to 100 employees); Growth EUR 650/year (up to 250); Business EUR 900/year (up to 500); Enterprise EUR 1,200/year (up to 1,000); Corporate EUR 1,900/year (1,000+). Prices exclude 23% VAT.
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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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: Double Voice and WhistleSystem
Attribute	Double Voice	WhistleSystem
Headquarters	Caldas da Rainha, Portugal	Albertslund, Denmark
Ownership	Private, Momentapproach Unipessoal, Lda., trading as Double Shore (Caldas da Rainha, Portugal)	WhistleSystem ApS (CVR 41576561)
Customers (vendor claim)	Undisclosed	500+ users (vendor claim)
Pricing	Starter EUR 500/year (up to 100 employees); Growth EUR 650/year (up to 250); Business EUR 900/year (up to 500); Enterprise EUR 1,200/year (up to 1,000); Corporate EUR 1,900/year (1,000+). Prices exclude 23% VAT.	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	Tiered (per employee)	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	1 of 27	1 of 27
EU reporting languages	Undisclosed	Undisclosed
Total reporting languages	Undisclosed	Undisclosed
AI on report content	No AI processing of report content	Processes report content with AI / translation
Certifications	None published	ISO 27001 ISO 27701
National laws referenced	EU Directive 2019/1937 Portugal (Lei 93/2021)	EU Directive 2019/1937
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 Double Voice and WhistleSystem differ

WhistleSystem can host report data inside the EU, while Double Voice does not publish an EU hosting option. Double Voice references 1 of the 27 EU member states and WhistleSystem references 1. WhistleSystem lists ISO 27001 certification; Double Voice does not. Both route buyers through a demo or sales process rather than self-serve sign-up. WhistleSystem processes report content with AI, while Double Voice 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.

Double Voice vs WhistleSystem: common questions

Does Double Voice or WhistleSystem host whistleblower data in the EU?

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

How many EU member states do Double Voice and WhistleSystem cover?

Double Voice references 1 of the 27 EU member states and WhistleSystem references 1.

Is Double Voice or WhistleSystem ISO 27001 certified?

WhistleSystem lists ISO 27001 certification; Double Voice does not.

How do Double Voice and WhistleSystem pricing and sign-up compare?

Double Voice is priced at Starter EUR 500/year (up to 100 employees); Growth EUR 650/year (up to 250); Business EUR 900/year (up to 500); Enterprise EUR 1,200/year (up to 1,000); Corporate EUR 1,900/year (1,000+). Prices exclude 23% VAT.. 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 Double Voice or WhistleSystem use AI on whistleblower reports?

WhistleSystem processes report content with AI, while Double Voice does not.

Another option in this directory

Double Voice 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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Compare this tool against other platforms in the directory.

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