Delivery rate that holds
Direct connections to Telia, Telenor, Tre and Tele2 provide stable delivery to Swedish numbers. Real-time DLR shows exactly which SMS were delivered, pending or bounced — nothing sits in dark queues.
Curve SMS delivery in Bulgaria
SveaSMS gives you a direct path to send bulk SMS in minutes — with tier-1 routing, real-time analytics and no KYC delay. Curve SMS delivery in Bulgaria shows exactly how to get started.
- Local delivery in Bulgaria (+359)
- Tuned for Curve traffic patterns — bursty, retry-safe
- Sender ID pre-cleared for the market
- Real-time DLR — see every code that lands
- Failover across 3+ carriers per country
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.
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.
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.
Frequently asked questions
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.
How fast are SMS delivered?
Usually within seconds through direct connections to Swedish operators. Delivery rate above 99%.
Can I use multiple Sender IDs at once?
Yes. Rotate per segment, campaign or language with no hard cap.
Is SMS content logged?
Metadata is logged for DLR and support. Message content can be pseudonymized or deleted on request.
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.