Tech riderRev. 7 Oct 2026

Sinch Verification API

Ch 077.0of 77 Transactional SMS Software

1Runs onAndroid, API, iOS, Web
2Costsfree trial
3Pay-as-you-goYes
4SMS APIYes
5Delivery statusYes
6WebhooksYes

6 lines stated Written from the maker's own pages: sinch.com, developers.sinch.com

Visit site Alternatives

Overview

Sinch Verification API is ranked #7 of 77 in transactional SMS software on Specifiction. It runs on Android, API, iOS, Web. A free trial is offered.

Sinch Verification API plans and pricing

All plans

Pay-as-you-go verification Not published Per request; SMS pricing varies by country and operator, and flash calls have a fixed price per attempt. Current pricing list available in the Sinch Build dashboard developers.sinch.com · 7 Oct 2026

Compared on transactional SMS software

Pay-as-you-go: Yessinch.com
SMS API: Yessinch.com
Delivery status: Yessinch.com
Webhooks: Yessinch.com

Facts

Purpose: The API provides scalable multi-factor authentication for app security and user verification.sinch.com · 7 Oct 2026
Verification methods: Verification methods include SMS, voice calls, flash calls, and data verification.developers.sinch.com · 7 Oct 2026
Use cases: Sinch describes OTPs, password-free phone number verification, and one-factor authentication for sign-up, login, and password resets.sinch.com · 7 Oct 2026
Global reach: The service supports verification on any device or platform, in multiple languages, with fallback options for delivery, conversion, and price.sinch.com · 7 Oct 2026
Network: Sinch says its global network has more than 600 direct tier-1 operator connections.sinch.com · 7 Oct 2026
Integrations: The product page names Okta and Auth0 as customer identity and access management integrations.sinch.com · 7 Oct 2026
Additional integrations: The developer documentation lists integration guides for Auth0, ForgeRock, Okta, and SAP.developers.sinch.com · 7 Oct 2026
Mobile SDKs: Sinch provides native SDKs for building verification into Android and iOS apps.developers.sinch.com · 7 Oct 2026
Security: Sinch says it is GDPR compliant, MEF Code of Conduct approved, and ISO 27001 certified.sinch.com · 7 Oct 2026
Trust documentation: Sinch's Trust Center lists ISO 27001:2022, SOC 2 Type II, PCI, GDPR, and HIPAA badges and says certifications may apply to specific products.trust.sinch.com · 7 Oct 2026
Trial: Sinch Build offers free trial credit for testing Verification, including OTP, silent authentication, and number lookup.sinch.com · 7 Oct 2026
Pricing: The pricing page describes pay-as-you-go SMS pricing but does not state a Verification API price.sinch.com · 7 Oct 2026
Support: The product page provides regional phone support hours for the Americas, EMEA, Singapore, and Melbourne.sinch.com · 7 Oct 2026
Integration requirement: The Auth0 integration guide requires a Sinch account with enough credits and the user's phone number in metadata under phone_number.developers.sinch.com · 7 Oct 2026
Company history: Sinch says its founders set out to transform customer communications in 2008.sinch.com · 7 Oct 2026
Authentication use cases: Sinch describes the API as supporting multi-factor authentication and password-free phone number verification.sinch.com · 7 Oct 2026
Developer access: The Verification SDK is available for iOS and Android, and backend services are exposed through REST APIs.developers.sinch.com · 7 Oct 2026
Integration: Sinch lists Okta and Auth0 as customer identity and access management integrations.sinch.com · 7 Oct 2026
Request protection: For SDK requests from untrusted mobile devices, Sinch recommends Public Authentication and requires verification callbacks to validate requests and help prevent fraud.developers.sinch.com · 7 Oct 2026
Usage insights: The Sinch Dashboard displays verification results and delivery and conversion metrics in real time.developers.sinch.com · 7 Oct 2026
Data Verification availability: Sinch says Data Verification requires mobile data to be enabled and advises contacting an account manager to use it.developers.sinch.com · 7 Oct 2026
Free access: Sinch's SMS Verification page instructs users to sign up for a free account to send a verification request.sinch.com · 7 Oct 2026
Pricing model: Verification is priced per request; SMS price depends on country and operator, and flash calls have a fixed price per attempt.developers.sinch.com · 7 Oct 2026
Intended uses: Sinch describes Data Verification use cases including banking, e-commerce, and social apps.sinch.com · 7 Oct 2026