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SPECIFICTION
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Sinch SMS API vs Vonage Messages API

Sinch SMS API

sinch.com

Vonage Messages API

vonage.com

Side by side

FigureSinch SMS APIVonage Messages API
Price from——
Free plan——
Free trialYes—
Open source——
APIYes—
Plans published41
Spec score · Customer Service Text Messaging Software8.1 (#4)5.5 (#9)
Spec score · Transactional SMS Software8.1 (#31)5.6 (#74)
Founded20082001
HeadquartersStockholm, SwedenHolmdel, New Jersey, United States

Plans

Sinch SMS API

  • Pay as you goPrice not published
  • Pay as you goPriced on request
  • Sinch SMS API (pay-as-you-go; 10DLC)$0.01, paid once
  • Sinch SMS API (pay-as-you-go; short code)$0.01, paid once

Sinch SMS API pricing →

Vonage Messages API

  • Pay as you goPriced on request

Vonage Messages API pricing →

In their own words

Sinch SMS API

Sinch SMS API has no write-up on Specifiction yet; its figures are above.

Visit sinch.com

Vonage Messages API

Vonage Messages API has no write-up on Specifiction yet; its figures are above.

Visit vonage.com