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Top VoIP Software

15 ranked categories across 86 listings, 15 of them in the Q4 2026 edition, each ordered on evidence: client reviews, vetting, awards and what each business states on its own website. Pick the need you are buying for.

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In the Q4 2026 edition

12 rankings

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15 rankings

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Poland

15 Oct 2026 · TrustList Editorial

Slican fixes three flaws in IPx phone exchanges; old models stay exposed

CERT Polska says a hardcoded key lets anyone with the firmware files decrypt traffic. The fix needs IPx 6.62.0100; CCT-1668, MAC-6400 and…

United Kingdom

29 Sept 2026 · TrustList Editorial

Takeovers with dates from the exchanges: Tribal votes on 2 October, Gamma on 20 October, SYSTEX tender runs to 5 November

Stock-exchange filings set dates for five software and communications deals: Tribal Group’s sale vote on 2 October, Gamma’s on 20 October,…

United States

21 Oct 2026 · TrustList Editorial

Cisco Expressway clusters open to root code execution, fixed in X15.5.20

CVE-2026-76466 scores 9.8 and needs no login: persistent cookies and weak certificate checks between cluster peers reach the database…

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