Calling · teknik

Calling wifi in Spain

SveaSMS gives you a direct path to send bulk SMS in minutes — with tier-1 routing, real-time analytics and no KYC delay. Calling wifi in Spain shows exactly how to get started.

  • Calls to wifi 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
01

Your own Sender ID

Set any sender name you want, up to 11 alphanumeric characters. No pre-approval, no waiting, no follow-up questions. Change Sender ID between campaigns or use different IDs per segment for A/B testing.

02

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.

03

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.

04

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.

Frequently asked questions

Do I need KYC or verification?

No. Sign up, top up and send. No forms, no application, no waiting.

How is opt-out handled?

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

How do I pay?

Crypto (BTC, ETH, USDT) via NOWPayments or card via Banxa. Balance is active as soon as payment is confirmed.

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%.

Can I choose any Sender ID?

Yes. Set any sender name you want, up to 11 characters. We do not pre-review Sender IDs for you.

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Ready to send?

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