Knowledge Base

Knowledge Base

Failed to Process Payment
When you try to add funds, you receive an error message. This error usually comes up when SMS.to payment portal detects several failed payment attempts. If ...
When & How to split and send SMS via API
We advise to use a max. limit of 500 numbers per request. Please find an example at https://docs.sms.to/api/#send-campaign-message.
Restricting your account to prevent messages going out towards specific countries
You have the opportunity to disallow sending messages towards certain countries in your account's security settings:
How to convert UNIX Timestamp to Date in Excel
For example when a campaign is scheduled, we internally save the timestamp of it's scheduled time in Unix time format and not in the format, which is e...