Double Voice vs SygnaApp

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

View full profile → See all alternatives to Double Voice →

SygnaApp

Polish whistleblower platform with public annual tiers and a Polish data-centre claim.

Headquarters: Poland
Pricing: Annual billing in PLN. Standard 3,600 zł/year, Multi 5,900 zł/year, Premium 7,950 zł/year. Demo access is offered separately.
EU data hosting: EU (named data centre)
EU member states referenced: 1 of 27
Certifications: None published
AI on report content: Undisclosed

View full profile → See all alternatives to SygnaApp →

Full facts, side by side

Full facts, side by side: Double Voice and SygnaApp
Attribute	Double Voice	SygnaApp
Headquarters	Caldas da Rainha, Portugal	Poland
Ownership	Private, Momentapproach Unipessoal, Lda., trading as Double Shore (Caldas da Rainha, Portugal)	undisclosed
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.	Annual billing in PLN. Standard 3,600 zł/year, Multi 5,900 zł/year, Premium 7,950 zł/year. Demo access is offered separately.
Pricing model	Tiered (per employee)	Tiered (per employee)
Procurement model	Demo required	Self-serve sign-up
Free trial	No	✓ Yes
EU data hosting	Not disclosed	EU (named data centre) Modern data centres in Poland (vendor claim)
EU member states referenced	1 of 27	1 of 27
EU reporting languages	Undisclosed	2 of 24
Total reporting languages	Undisclosed	2
AI on report content	No AI processing of report content	Undisclosed
Certifications	None published	None published
National laws referenced	EU Directive 2019/1937 Portugal (Lei 93/2021)	Poland (Ustawa o ochronie sygnalistów, 14 June 2024) 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	24 May 2026

How Double Voice and SygnaApp differ

SygnaApp 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 SygnaApp references 1. Neither lists an ISO 27001 certification. SygnaApp offers self-serve sign-up, whereas Double Voice routes buyers through a demo or sales process. SygnaApp 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 SygnaApp: common questions

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

SygnaApp 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 SygnaApp cover?

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

Is Double Voice or SygnaApp ISO 27001 certified?

Neither lists an ISO 27001 certification.

How do Double Voice and SygnaApp 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.. SygnaApp is priced at Annual billing in PLN. Standard 3,600 zł/year, Multi 5,900 zł/year, Premium 7,950 zł/year. Demo access is offered separately.. SygnaApp offers self-serve sign-up, whereas Double Voice routes buyers through a demo or sales process.

Do Double Voice or SygnaApp use AI on whistleblower reports?

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

Another option in this directory

Double Voice and SygnaApp 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

View full profile →

Compare this tool against other platforms in the directory.

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