Most used APIs
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KPNSMS API
Fast and reliable text messaging with KPN's SMS API
Inform users with SMS updates, confirmations and notifications
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WeSeeDoWeSeeDo Personal API
Add video calling to your appointments
Personal, easy and safe two-sided WebRTC conversation
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VonageSMS API
Enable effective customer messaging with bulk SMS
Global two-way text messaging API
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KPNInternet Speed Check API
Retrieve max. internet bandwidth and carrier types for any address
Easily check addresses in the Netherlands for free
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KPNMobile Connect API
Let your end-users log in with a personal PIN code
Faster, easier and more secure two-factor authentication
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ZynyoDigital Signatures API
Switch to digital signatures and improve efficiency
Easy compliance with eSignatures and eSeals
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