Dean S.
Extremely poor customer service and…
Extremely poor customer service and support. Everything is fine until something goes wrong, and it can take days if not weeks to fix. This is not ideal if you rely on this service as part of a business.
SinchReviews of sinch.com
- 1.330 reviews
- Internet & Software
- 3500 Lenox Rd NE Ste 1875, Atlanta, Georgia
SinchAbout Sinch
Sinch provides the global communications infrastructure businesses rely on to engage customers across messaging, voice, email, verification, and more. For nearly two decades, Sinch has powered the world's most critical customer communications, bringing together SMS, RCS, MMS, WhatsApp, voice, and email into one platform used by more than 200,000 businesses, including 8 of the 10 largest U.S. tech companies.Through an open ecosystem of APIs, applications, integrations, and AI platforms, customers can connect and scale communications in the way that works best for them, using Sinch's own Agent Tools (MCP, Functions, Skills), integrating existing technology, or bringing their own AI and partner platforms.Sinch's infrastructure is built for global scale and reliability: 600+ direct carrier and operator connections, 160 million-plus active phone numbers, and 99.99% uptime, backed by ISO 27001, ISO 9001, PCI DSS, and SOC I and II certification, GDPR and HIPAA compliance, and MEF Code of Conduct approval.We meet businesses where they are, whether they want to build with Sinch APIs, co-create using our tools and integrations, or buy ready-made outcomes, supported by flexible onboarding, dedicated customer success, and support models that help them accelerate time to value.Recognized as a Leader in the 2026 Gartner Magic Quadrant for CPaaS and the IDC MarketScape for Communications Engagement Platforms, Sinch is trusted by brands like Adobe, Uber, HSBC, and American Express, at more than 1 trillion customer interactions a year.
Sinch (sinch.com) has 30 customer reviews on Five Star Index, with an average rating of 1.3 out of 5.
- Also known as
- sinch.com
- Website
- sinch.com
- Category
- Internet & Software
- Location
- Atlanta, Georgia
- Listed on Five Star Index
- 2026
About these reviews
- Replies
- The company has not replied to any reviews yet.
- Latest
- Most recent review: October 2026.
- Edits
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