Explore Sinch products

Applications
Engage with your customers effortlessly with turnkey applications.
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APIs
Build the exact setup you need to communicate with customers on their favorite channels with flexible, scalable APIs.
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Network Connectivity
Connect to our global Super Network built with reach and security at the forefront.
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Sinch AI
See how we leverage AI to help you reduce fraud and get more done in less time.
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Applications APIs Network Connectivity

Applications

Interact with your customers on the channel of their choice with the most trusted platforms for marketing, customer service and more.
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Messaging platform

Sinch Engage is a multichannel campaign platform that helps users interact, engage and retain customers via SMS/MMS, RCS and WhatsApp.
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Email marketing

With Sinch Mailjet, you can effotlessly design, send and measure email marketing campaigns, newsletters, and automated communications.
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Chatbot builder

Sinch Chatlayer is a conversational AI platform for creating chat and voice bots, enabling 24/7 customer engagement in 125+ languages across multiple channels.
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Contact center

Sinch Contact Pro is a CCaaS for omnichannel communication. It integrates with major CRMs, handles high volumes, ensures security, and provides analytics.
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APIs

Build the exact setup you need to communicate with customers on their favorite channels with flexible APIs.
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Messaging

Conversation API

Our Conversation API enables seamless customer communication on any messaging channel with a single integration, supporting both one-way and two-way messaging.

Popular Channels:

  • SMS

  • RCS

  • WhatsApp

  • LINE

  • Telegram

  • Instagram

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SMS API

Send SMS messages globally with our reliable SMS API, reaching your audience instantly and scaling with ease.
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MMS API

Craft powerful messages with rich media formats. Create eye-catching campaigns and meaningful experiences with MMS API.
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Verification

Verification API

Authenticate users cost-effectively at scale through multiple channels with the Sinch Verification API.
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Number lookup

Access real-time network information for fraud detection and account verification with enhanced number lookup services.
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Voice

Voice API

Add voice call capabilities to your application with Sinch's reliable voice API.
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In-app voice calling

Provide real-time app-to-app phone calling communication with our crystal clear service. Learn how in-app voice calling can help you & your customers.
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In-app video calling

Enable real-time app-to-app phone communication with our crystal-clear in-app voice calling service. Includes voice API and SDKs for flexible, automated call flows.
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Mobility clients & SDKs

Enhance customer experience and loyalty with our customizable mobility solutions.
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Email

Send

Send, recieve, and track with confidence using the most powerful email APIs in the industry, backed by security and compliance standards you won't find elsewhere.
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Optimize

Apply strategic best practices at every stage of your email sending journey to maximize inbox placement and improve email ROI.
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Validate

Send more and spend less - remove invalid and high-risk addresses from mailing lists and get proactive user engagement data on your contacts, pre-send.
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Inspect

Ensure email perfection with our comprehensive email QA pre-deployment workflow.
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Numbers

10DLC

A2P messaging solution using local 10-digit numbers for text, MMS, and voice. Cost-effective, high throughput, and better deliverability for expanding reach and boosting engagement.
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Virtual long numbers

Use local numbers for global two-way messaging, boosting response rates. Cost-effective and quick to set up.
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Toll-free numbers

Enable two-way messaging with toll-free numbers, supporting customer communication across the U.S. and Canada. Text-enable existing numbers without affecting voice services.
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Short codes

Reach large audiences with recognizable short codes for SMS and MMS campaigns. Build trust, track performance, and stay compliant with industry regulations.
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Fax

Fax API

Securely send and receive faxes at scale with Sinch's HIPAA, SOC 2 Type 1, and GDPR compliant fax API.
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Network Connectivity

Connect to our global Super Network built with reach and security at the forefront.
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Voice

Voice services

Get started with Sinch's all-inclusive voice solutions for your business, covering local, long distance, toll-free, and international calls.
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Toll-free voice

Seamlessly handle customer support, sales inquiries, and conferencing with our toll-free voice service.
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SIP trunking

Scalable SIP Trunking delivering high-quality local, long distance, toll-free, and E911 calls, covering 95% of the U.S.
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STIR/SHAKEN

Reduce spoofed robocalls and increase call answer rates by building consumer trust in legitimate calls.
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Number masking

Use telephone number masking to anonymize voice calls and your customers, keeping personal numbers safe.
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PSTN connectivity

Achieve unlimited growth with no up-front costs using Sinch PSTN Connect.
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Number porting

Quickly and easily port numbers with Sinch, ensuring you never miss a call.
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Unified communications

From calls to conferencing, collaborate more effectively with our comprehensive business phone service and integrated apps for desktop and mobile.
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Private label cloud communications

Differentiate your business with our private label cloud communications solution.
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Voice IP exchange

Connect with a single provider for rich voice and video on the largest voice IP exchange in the U.S., delivering the best quality and fewer hops.
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Bring Your Own Carrier

Direct routing for Microsoft Teams

Direct Routing allows Microsoft Teams to make and receive external calls within the platform. It optimizes Microsoft licensing to help enterprises save costs by enabling calling for individual users rather than the entire organization.
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Operator connect for Microsoft Teams

Turn Teams into a primary phone system with full PSTN connectivity, allowing calls to anyone, anywhere, with E911 services.
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Cloud connect for Webex calling

Enable PSTN calling for Webex Calling Dedicated Instance. Enjoy clear calls, HD video, and unified messaging in one platform. Boost productivity and cut costs.
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Emergency Services

E911

Ensure fast, reliable, and accurate E911 call delivery, complying with Kari's Law and RAY BAUM'S Act.
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Next generation 911

Migrate your legacy infrastructure to next generation 911 and enable callers to communicate to responders via voice, text, data and video.
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Enterprise Revenue Maximization

Enterprise revenue maximization

Optimize messaging business and create new enterprise services using Sinch's network assets.
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A2P monetization

Helping operators optimize A2P revenues and costs, providing commercial advantages. Includes Sentinel tool for detecting bypass fraud and voice verification monetization.
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Signaling firewall

Protect your network from complex threat scenarios with Sinch's cross-protocol signaling firewall, mitigating attacks and securing your infrastructure.
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SMS firewall

Improve SMS security, combat fraud, and monetize enterprise messaging with Sinch's SMS firewall, integrated with the SMSC platform for 5G readiness.
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Intelligent Interconnect

Intelligent Interconnect

Secure profitability with essential interconnect services and optimized messaging performance while moving to the all IP-world of your future network.
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SMS for operators

Use Sinch's secure and protocol-compliant SMS solutions for operator messaging needs.
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MMS for operators

Save money and gain control with Sinch's outsourced multimedia messaging routing and billing.
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SMS Select

Use focused and secure SMS solutions supporting all standard messaging protocols with Sinch.
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Messaging proxy

Manage messaging delivery and billing with Sinch's messaging proxy, grouping messages for efficient processing.
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RCS for Mobile Operators

Launch, manage, and monetize RCS for Business at scale with Sinch and enhance your own customer communications.
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5G Readiness

5G readiness

Respond to the messaging needs of the future while optimizing existing infrastructure and secure your business' growth in enterprise messaging.
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5G messaging

Evolve your SMS capabilities for 5G networks with Sinch's dependable messaging services.
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Policy and charging

Move quickly to meet customer demands with Sinch's real-time policy and charging solutions.
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Value-added services platform

Meet service provider needs with Sinch's consolidated VAS products for messaging and call completion.
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Wholesale Voice

PSTN connectivity

Connect to the PSTN with Sinch's robust, all-IP network solution for telcos, eliminating legacy TDM connections.
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Decommission TDM

Accelerate IP transformation, control costs, and boost growth with Sinch's reliable nationwide reach.
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IPES support

Become an IPES provider and benefit from the rewards with Sinch's support.
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Cloud Switching

Upgrade your aging communications infrastructure with a comprehensive voice solution.
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Fax

Cloud business fax

Send and receive secure faxes online with our easy-to-use, simple to manage cloud fax solution.
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