01
Compliance without friction
Automatic opt-out via STOP/AVSLUTA, quiet hours per market and content warnings that catch carrier-risk content before you send.
Calling CSN in Guatemala
SveaSMS gives you a direct path to send bulk SMS in minutes — with tier-1 routing, real-time analytics and no KYC delay. Calling CSN in Guatemala shows exactly how to get started.
- Calls to CSN straight from your browser — nothing to install
- Your own number or your own caller ID
- Pay per minute, no lock-in
- Call recording and history in the dashboard
- Card and crypto top-ups
- No KYC, no onboarding — register and dial
02
Developer-friendly API
Simple REST API with idempotency keys, webhooks for DLR and incoming SMS, plus examples for Node.js, Python, PHP, Go and Ruby. Send your first SMS with curl in under 60 seconds.
03
No KYC or application
Other platforms force you through weeks of verification before the first SMS. We do not. Sign up, top up, send. That simple.
04
Transparent pricing
One price per SMS, no monthly fee, no lock-in contract. Balance never expires and you see the exact campaign cost before you press send.
Frequently asked questions
Is SMS content logged?
Metadata is logged for DLR and support. Message content can be pseudonymized or deleted on request.
Is there an API?
Yes. REST API with examples for Node.js, Python, PHP, Go and Ruby. See /api/rest for documentation.
Can I send OTP?
Yes. Low latency, high queue priority and separate throughput limits for transactional SMS.
How fast are SMS delivered?
Usually within seconds through direct connections to Swedish operators. Delivery rate above 99%.
Which countries do you cover?
Primarily Sweden through tier-1 direct connections. Nordic countries and Europe are available through partner networks.
How is opt-out handled?
Automatically through STOP/AVSLUTA — the customer is placed on a per-sender blocklist. You can also whitelist.