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Twilio

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1,927 reviews
  • 18 profiles
  • 38 categories
Average star rating
4.2
Serving customers since
2008
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Twilio Segment

567 reviews

Segment is a customer data platform that helps every team access clean and reliable customer data to make real-time decisions, accelerate growth, and personalize experiences. Today, over 20,000 companies across 70+ countries use Segment, from fast-growing businesses like Instacart, Peloton, and Bonobos to some of the world’s largest organizations like Levi’s, Intuit, and FOX. With Segment, companies can connect and activate reliable first-party data across 300+ marketing, analytics, and data warehousing tools.

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Twilio

529 reviews

Twilio lets you use standard web languages to build voice, VoIP and SMS applications via a web API. Build the next generation of communications with us.

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Twilio SendGrid Email API

368 reviews

Twilio SendGrid Email API- Integrate in minutes with our email API.

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Twilio SendGrid Email Marketing Campaigns

325 reviews

Build meaningful connections with smart email marketing.

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Twilio Verify

68 reviews

Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.

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Twilio Flex

36 reviews

Twilio Flex is a fully programmable cloud-based contact center platform designed to empower businesses with personalized, omnichannel customer engagement. It offers a unified interface that integrates various communication channels, including voice, SMS, chat, email, and video, enabling seamless interactions across multiple platforms. Flex's highly customizable nature allows organizations to tailor every aspect of the customer and agent experience to meet specific business needs. Key Features and Functionality: - Omnichannel Support: Manage customer interactions across voice, SMS, chat, email, and video from a single interface. - Programmability: Customize workflows, user interfaces, routing logic, and integrate with existing systems using Twilio's APIs and SDKs. - Real-Time Analytics: Monitor agent performance and customer interactions with detailed insights to optimize operations. - AI Integration: Leverage AI capabilities, such as Agent Copilot, to assist agents with suggested actions and responses, enhancing productivity and customer satisfaction. - Scalability: Easily scale operations to accommodate varying workloads without the need for on-site hardware. Primary Value and Solutions Provided: Twilio Flex addresses the need for a flexible, scalable, and customizable contact center solution that integrates seamlessly with existing systems. By offering a platform that supports multiple communication channels and provides real-time data and AI-driven insights, Flex enables businesses to deliver personalized customer experiences, improve agent efficiency, and adapt quickly to changing requirements. This adaptability ensures that organizations can meet customer expectations and drive business growth effectively.

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Loader.io

12 reviews

Loader.io is a FREE load testing service that allows you to stress test your web-apps & apis with thousands of concurrent connections.

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Boku Mobile Identity

10 reviews

Boku provides a best-in-class mobile identity solution that will protect your business from account takeovers, synthetic identities, and compromised numbers, all through a seamless user experience.

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Twilio Elastic SIP Trunking

10 reviews

Twilio's Elastic SIP Trunking enables you to make & receive telephone calls from Genesys' Contact Center platform around the globe, with Phone Numbers available in approximately 100 countries. Deploy in minutes with our self-service console or API, pay-as-you-go pricing model and unlimited call concurrency that scales elastically to meet your business needs.

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Twilio Reviews

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Star Rating
1238
477
90
26
96
Idrees G.
IG
Idrees G.
04/29/2026
Validated Reviewer
Verified Current User
Review source: G2 invite
Incentivized Review

Flexible and Reliable, but Requires Strong Cost Control

The best thing about Twilio is that it doesn’t get in its own way. It’s flexible enough to grow with you, rather than becoming a bottleneck the moment you start to scale. From a UX standpoint, they’ve nailed the "developer-first but human-friendly" balance. The console is clean, and even if you aren’t a coder, you can jump in to check logs or usage without feeling like you’re staring at the Matrix. Their documentation is arguably the gold standard—it actually makes the implementation process feel smooth rather than like a chore. Where it really wins is how it plays with others. It plugs into CRMs like Salesforce or custom stacks so seamlessly that communication starts feeling like a built-in part of your workflow rather than a separate app you have to manage. Plus, the reliability is rock solid; you aren't constantly checking to see if messages actually went through. The catch? It’s not the cheapest, and you definitely need to keep an eye on your billing as you grow. But for the ROI you get in automation and global reach, the trade-off usually makes sense. If you have the technical talent to steer it, Twilio is easily one of the most powerful engines you can put under the hood of your customer engagement strategy.
Verified User in Computer Software
UC
Verified User in Computer Software
04/29/2026
Validated Reviewer
Review source: Organic

Flexible Email Templates and Reusable Sender Lists

1. We can reuse the sender list that we used for other campaigns. 2. I can design an email template according to our required design. 3. I can create different conditions to analyse the campaign. 4. Performance is good. 5. I integrated with Excel via app script, working fine.
Jonny K.
JK
Jonny K.
04/29/2026
Validated Reviewer
Verified Current User
Review source: G2 invite
Incentivized Review

Streamlined SMS Authentication and Messaging Without Storing Personal Data

Great system for managing SMS token based logins to our online platform. Deals with all the authentication so that we don't have to store personal data. We also use it to send SMS messages to users once they are registered.

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HQ Location:
San Francisco, CA

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@twilio

What is Twilio?

Twilio is a cloud communications platform that enables developers and businesses to integrate various communication capabilities into their applications. It offers services such as voice, SMS, video, and email, allowing users to connect with customers through multiple channels. Twilio provides APIs and tools that simplify the process of building and scaling communication features, making it easier for companies to enhance customer engagement and streamline communication workflows. For more information, visit their website at https://www.twilio.com.

Details

Year Founded
2008
Ownership
NYSE: TWLO
Website
www.twilio.com