Double Voice vs Heimdal

Side-by-side facts for Double Voice and Heimdal, 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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Heimdal

Swedish whistleblowing system from Heimdal Systems AB, free for organizations under 50 employees and EUR 499/year above that.

Headquarters: Stockholm, Sweden
Pricing: Free for non-profit organizations and companies with fewer than 50 employees; EUR 499/year for organizations with 50 or more employees (stated in Swedish as 4,995 SEK/year).
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: Double Voice and Heimdal
Attribute	Double Voice	Heimdal
Headquarters	Caldas da Rainha, Portugal	Stockholm, Sweden
Founded	Undisclosed	2025
Ownership	Private, Momentapproach Unipessoal, Lda., trading as Double Shore (Caldas da Rainha, Portugal)	Private, Heimdal Systems AB (Sweden), part of the Aglander Nyman AB group; technical platform developed with Flowbic AB
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.	Free for non-profit organizations and companies with fewer than 50 employees; EUR 499/year for organizations with 50 or more employees (stated in Swedish as 4,995 SEK/year).
Pricing model	Tiered (per employee)	Tiered (per employee)
Procurement model	Demo required	Self-serve sign-up
Free trial	No	No
EU data hosting	Not disclosed	EU (named data centre) Servers within the EU/EEA (vendor-stated); specific country not named
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	No AI processing of report content
Certifications	None published	None published
National laws referenced	EU Directive 2019/1937 Portugal (Lei 93/2021)	EU Directive 2019/1937 Sweden (Lag 2021:890)
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 Double Voice and Heimdal differ

Heimdal 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 Heimdal references 1. Neither lists an ISO 27001 certification. Heimdal offers self-serve sign-up, whereas Double Voice 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.

Double Voice vs Heimdal: common questions

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

Heimdal 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 Heimdal cover?

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

Is Double Voice or Heimdal ISO 27001 certified?

Neither lists an ISO 27001 certification.

How do Double Voice and Heimdal 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.. Heimdal is priced at Free for non-profit organizations and companies with fewer than 50 employees; EUR 499/year for organizations with 50 or more employees (stated in Swedish as 4,995 SEK/year).. Heimdal offers self-serve sign-up, whereas Double Voice routes buyers through a demo or sales process.

Do Double Voice or Heimdal use AI on whistleblower reports?

Neither processes report content with AI.

Another option in this directory

Double Voice and Heimdal 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.

See all alternatives to Double Voice → See all alternatives to Heimdal → Compare all platforms