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EU Whistleblower Directory
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Double Voice vs Whisper

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

At a glance

Double Voice logo

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
View full profile → See all alternatives to Double Voice →
Whisper logo

Whisper

Italian whistleblowing platform from Thorsoft with ACN-certified positioning and public annual pricing for up to 250 employees.

Headquarters
Legnano, Italy
Pricing
Whisper 100: €500/year + VAT for up to 100 employees; Whisper 250: €900/year + VAT for up to 250 employees; Enterprise: custom.
EU data hosting
Not disclosed
EU member states referenced
1 of 27
Certifications
ISO 27001 + 4 more
AI on report content
No AI processing of report content
View full profile → See all alternatives to Whisper →

Full facts, side by side

Full facts, side by side: Double Voice and Whisper
AttributeDouble VoiceWhisper
HeadquartersCaldas da Rainha, PortugalLegnano, Italy
OwnershipPrivate, Momentapproach Unipessoal, Lda., trading as Double Shore (Caldas da Rainha, Portugal)Thorsoft S.r.l.
PricingStarter 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.Whisper 100: €500/year + VAT for up to 100 employees; Whisper 250: €900/year + VAT for up to 250 employees; Enterprise: custom.
Pricing modelTiered (per employee)Tiered (per employee)
Procurement modelDemo requiredSelf-serve sign-up
Free trialNoNo
EU data hostingNot disclosedNot disclosed
EU member states referenced1 of 271 of 27
EU reporting languagesUndisclosedPartial
Total reporting languagesUndisclosed2
AI on report contentNo AI processing of report contentNo AI processing of report content
CertificationsNone published
  • ACN certification (vendor-stated)
  • ISO 9001
  • ISO 27001
  • ISO 27017
  • ISO 27018
National laws referenced
  • EU Directive 2019/1937
  • Portugal (Lei 93/2021)
  • Italy (D.Lgs 24/2023)
  • Italy (ANAC directives)
  • EU whistleblowing requirements
Anonymous reporting✓✓
Case management✓✓
Multi-channel intake—✓
Public API——
GDPR (vendor claim)✓✓
EU Directive 2019/1937 (vendor claim)✓✓
Last verified

How Double Voice and Whisper differ

Neither Double Voice nor Whisper publishes a confirmed EU data-hosting option. Double Voice references 1 of the 27 EU member states and Whisper references 1. Whisper lists ISO 27001 certification; Double Voice does not. Whisper 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 Whisper: common questions

Does Double Voice or Whisper host whistleblower data in the EU?
Neither Double Voice nor Whisper publishes a confirmed EU data-hosting option.
How many EU member states do Double Voice and Whisper cover?
Double Voice references 1 of the 27 EU member states and Whisper references 1.
Is Double Voice or Whisper ISO 27001 certified?
Whisper lists ISO 27001 certification; Double Voice does not.
How do Double Voice and Whisper 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.. Whisper is priced at Whisper 100: €500/year + VAT for up to 100 employees; Whisper 250: €900/year + VAT for up to 250 employees; Enterprise: custom.. Whisper offers self-serve sign-up, whereas Double Voice routes buyers through a demo or sales process.
Do Double Voice or Whisper use AI on whistleblower reports?
Neither processes report content with AI.

Another option in this directory

Double Voice and Whisper are two of the platforms indexed here. If your shortlist is still open, one more worth comparing — with a different set of tradeoffs:

EthicsPortal logo

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
View full profile →

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