Sinch - 2026 Pricing, Features, Reviews & Alternatives

Sinch is a global communications platform that helps businesses manage customer engagement across messaging, voice, email, and verification channels from a single system.

Functions and specs: Sinch's Conversation API and applications support SMS, RCS, MMS, and WhatsApp messaging, so teams can run marketing campaigns, send account notifications, and hold two-way conversations with customers. Programmable voice APIs and SIP trunking handle call routing, IVR, and voice-based customer service, while verification APIs support phone number, SMS, and flash-call verification for secure sign-ups, logins, and transactions. Sinch connects directly to more than 600 carriers and operators and reaches more than 160 million active phone numbers, supporting over 1 trillion customer interactions a year across more than 65 countries.

Integrations: Sinch connects to more than 500 platforms and tools, including Salesforce, SAP, HubSpot, Adobe, and Shopify, so businesses can add messaging, voice, and verification to systems they already use rather than replacing them. Sinch's Agent Tools (MCP, Functions, and Skills) also let teams connect their own AI agents and automation platforms to Sinch's communication channels.

Security: Sinch is ISO 27001, ISO 9001, PCI DSS, and SOC I and II certified, GDPR and HIPAA compliant, and approved under the MEF Code of Conduct for responsible messaging, with fraud protection and compliance built into message and call routing.

Sinch serves customers across industries including retail, financial services, healthcare, travel, and telecommunications, and is recognized as a Leader in the 2026 Gartner Magic Quadrant for CPaaS and the IDC MarketScape for Communications Engagement Platforms.