OTP Gateway
4.6#18 in phone verification softwareWeb
VisitOTP Gateway vs Sinch Verification API
Sinch Verification API
6.9#2 in phone verification softwareAndroidiOSWebAPI
VisitWhat both publish
| Fact | OTP Gateway | Sinch Verification API |
|---|---|---|
| Headquarters | Bengaluru, India | Stockholm, Sweden |
OTP Gateway plans
No prices published.
Sinch Verification API plans
- Pay-as-you-go verificationPriced on request
Pick OTP Gateway if…
You want what its maker publishes above — check its page for the details.
Pick Sinch Verification API if…
The API suits developers adding phone verification or multi-factor authentication to account flows. Its REST APIs and Android and iOS SDKs support backend and mobile app integration.