Twilio Verify is a popular OTP service — but pricing, platform fees, and fraud protection vary. DoneOTP is built as a pay-per-success OTP API with no platform fee and built-in SMS pumping protection.

DoneOTPTwilio Verify
Platform feeNonePer-account pricing
US starting rate~$0.0085 / success~$0.05 / verification
Pay per success onlyYesVaries by channel
Drop-in widgetYesYes
SMS pumping protectionBuilt-inAdd-on / manual
Telecom expertise neededNoModerate

When to choose DoneOTP over Twilio

  • You want transparent pay-per-success pricing without platform fees
  • SMS pumping protection must be included, not bolted on
  • You need a two-endpoint API or drop-in widget — ship in an afternoon
  • Global delivery across 190+ countries with sub-3-second delivery
Rates are indicative. Twilio pricing varies by volume, channel, and region. See DoneOTP international rates for per-country pricing.