Knowledge base

SMS vs MMS: när ska du använda vilket

SveaSMS gives you a direct path to send bulk SMS in minutes — with tier-1 routing, real-time analytics and no KYC delay. SMS vs MMS: när ska du använda vilket shows exactly how to get started.

01

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.

02

Support that answers

We operate from Sweden. Ping us and a technician answers — not a chatbot, not a tier-1 agent escalating. Directly to someone who knows the system.

03

Scales with you

500 MPS by default, upgradeable on demand. From your first OTP to millions of marketing SMS per day — same infrastructure, same API, no migration.

04

Compliance without friction

Automatic opt-out via STOP/AVSLUTA, quiet hours per market and content warnings that catch carrier-risk content before you send.

05

Automation and integrations

Trigger SMS from Zapier, Make, n8n, HubSpot, Shopify, WooCommerce or your own backend. Build drip campaigns, welcome flows, abandoned cart flows and OTP instantly.

Frequently asked questions

Is SMS content logged?

Metadata is logged for DLR and support. Message content can be pseudonymized or deleted on request.

Can I schedule campaigns?

Yes. From the dashboard or API, including timezone-aware scheduling and batch sends.

Is there an API?

Yes. REST API with examples for Node.js, Python, PHP, Go and Ruby. See /api/rest for documentation.

How is opt-out handled?

Automatically through STOP/AVSLUTA — the customer is placed on a per-sender blocklist. You can also whitelist.

Can I use multiple Sender IDs at once?

Yes. Rotate per segment, campaign or language with no hard cap.

Can I send OTP?

Yes. Low latency, high queue priority and separate throughput limits for transactional SMS.

Keep reading

Ready to send?

Sign up, top up your balance and send your first SMS. No KYC, no waiting.