Kannel
6.6#27 in sms api servicesFree planFree planAPILinuxSelf-hosted
VisitKannel vs Plivo SMS API
Plivo SMS API
7.7#4 in sms api servicesFrom $0.50 a monthWebAPI
VisitWhat both publish
| Fact | Kannel | Plivo SMS API |
|---|---|---|
| Founded | 1999 | 2011 |
| Free plan | Yes | No |
| Inbound webhooks | Yes | Yes |
| Two-way SMS | Yes | Yes |
Kannel plans
- KannelFree
Plivo SMS API plans
- Pay as you go$0.01 a month
- Toll-FreePriced on request
- Long CodesPriced on request
- Short CodePriced on request
- Long Codes rental$0.50 a month
- Toll-Free Numbers rental$1 a month
Pick Kannel if…
It suits operators building self-hosted SMS or WAP gateway infrastructure on Linux and related Unix-like systems. Developers needing HTTP-based messaging integration can use its documented interfaces and protocols.
Pick Plivo SMS API if…
Plivo SMS API suits teams adding transactional, marketing, or conversational texting to applications and customer workflows. Developers can use its APIs and SDKs, while teams can also build messaging journeys without coding.