Twilio Verification Alternative

Save big on verification solutions: Up to 50% less than Twilio

Sinch provides a robust suite of verification tools designed to deliver an exceptional balance of speed, security, and cost-effectiveness. From SMS and voice verification to our innovative Flash Call and data verification, each solution is crafted to meet diverse business needs and regulatory requirements, ensuring a seamless user experience.

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Image for Save big on verification solutions: Up to 50% less than Twilio

Join over 150,000 businesses, including 8 of the 10 largest tech companies in the world

The best Twilio alternative for all your verification needs — A comprehensive solution suite

Versatile and scalable

Our verification methods cater to your unique business needs. Whether you require rapid verification with Flash Call or the broad reach of SMS and phone calls, our platform scales with your demands.

100% reach for unmatched deliverability

Ensure your verification can reach every customer, no matter where they are. With our expansive global network, you get reliable and efficient phone number verification worldwide. We support global businesses by maintaining consistent and secure experiences.

Superior solution pricing

Drastically cut down on your expenses with Flash Call Verification. Patented by Sinch, this unique method is up to 70% faster and 50% cheaper compared to traditional SMS OTP.
Image for Don’t choose between security and conversions

Don’t choose between security and conversions

Whether in mobile or web application, verifying users online quickly and easily is a necessity — with a direct impact on your marketing ROI.

Step up account security to keep your business and customers safe and maintain trust — with Sinch Verification solutions, it’s easy to deliver a secure experience.

Eliminate friction and speed up your login process with OTPs — fast, easy, and cost-effective.

Take the lead in your industry and win the UX battle by delivering a seamless, secure brand experience.

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Sinch advantages vs. Twilio

SinchTwilio
Flash Call Verification Available✗ Unavailable
 SMS Verification Available Available
Voice Verification Available Available
Data Verification Available Available
 Cost-Effectiveness Up to 50% cheaper with Flash Call✗
Speed of Verification Up to 70% faster with Flash Call✗
Global Reach Direct carrier connections Depends on third-party carriers
 Security Enhanced with direct integrations Depends on third-party carriers
Integration Ease Lightweight SDKs, APIs Depends on the verification type
User Experience Automated verifications✗ Manual input required
Flexibility Auto-selects best method✗ Manual input required
Support Dedicated support and onboarding✗ Mainly self-service documentations

Why our verification customers switched to Sinch

The versatility of verification extends across business needs, from transactional efficiency to immersive conversational experiences. Embrace the future of customer security with Sinch verification and witness firsthand the transformative power it holds for your company.

“What made Sinch stand out is its delivery rate, real-time customer insights, easy and flexible integration options, and global super network.”
David Barreales IT Manager, Triodos Bank Spain
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“Since we launched Sinch Verification in our app, our conversion rate went up by about 7% compared to our previous supplier. This is a huge increase for us; the numbers are much more stable now than previously, and the errors and support cases have essentially stopped altogether.”
Robert Petersen Business Developer, EasyPark Group
“Sinch has created a service that has been very helpful to our company. It’s easy to integrate, easy for our users, and provides great results.”
Alan Mamedi Founder & CEO, Truecaller
“Sinch has drastically reduced the number of fake accounts and fraud on our platform. In addition, as a global company, it was easy to use their services in another country when we started to expand internationally.”
Felipe Cousin Head of Technology, Aiqfome
“Ever since we integrated Sinch’s Flash Call verification, we’ve seen a record increase in successful verifications across the globe.”
Ari Roisman Co-Founder & CEO, Glide

Why Sinch is your first choice for verification…

Protect your brand’s reputation

From SMS to Flash Call, and Data and Phone Call Verification, our solutions keep your apps and websites secure and help your brand build a rock-solid reputation.

Hassle-free experience

Don’t make clients jump through hoops to get verified. Mix and match different verification methods and set efficient fallbacks to build the exact verification solution you need.

Get access to all the verification methods

Integrate our REST APIs and SDKs into your Android, iOS or web applications with total ease – and focus on what you do best.

Global reach

Verify users on any device, across platforms, in multiple languages, and with efficient fallback for optimal conversion, delivery rate, and price.
Image for Authenticate users with 2FA sign-up and login

Use case: Banking

Authenticate users with 2FA sign-up and login

A retail bank wanted to validate users identity without compromising on UX.


  • The solution

    Sinch’s enterprise-grade verification solutions allowed the bank to simplify and speed up customer onboarding and login while increasing security on their new mobile banking app.


  • The results

100k

monthly increase in traffic

$5k

monthly customer savings

“Consider Sinch when you are a globally operating company and are looking for a Communications Platform as a Service (CPaaS) provider with a deep, global coverage and a robust portfolio spanning basic communications API’s as well as low-no-code and SaaS solutions with profound marketing and customer engagement capabilities.”
Sinch named a Leader in IDC MarketScape for Communications Platform as a Service IDC MarketScape, Worldwide Communications Platform-as-a-Service (“CPaaS”) 2023 Vendor Assessment (doc #US50607923, May 2023)

Want to see for yourself? Try Sinch Verification for free…

Over 150 000 businesses, including 8 of the 10 largest tech companies in the USA, rely on us for their customer communication needs.

Give Sinch Verification APIs a try and see what makes us the best Twilio alternative to the rest of the market – and let’s talk!