Crypto and card payments
Top up with BTC, ETH or USDT via NOWPayments, or by card through Banxa. Balance is available as soon as payment is confirmed — usually within 60 seconds.
Sandwich attack — meaning in crypto
SveaSMS gives you a direct path to send bulk SMS in minutes — with tier-1 routing, real-time analytics and no KYC delay. Sandwich attack — meaning in crypto shows exactly how to get started.
- Definition: Front-running plus back-running a victim's swap for profit.
- Used across CEX, DEX, DeFi and OTC contexts
- Watch it in your feed — alert your users on the same event
- SveaSMS: instant SMS the moment your trigger fires
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.
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.
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
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.
Can I use multiple Sender IDs at once?
Yes. Rotate per segment, campaign or language with no hard cap.
Do I need KYC or verification?
No. Sign up, top up and send. No forms, no application, no waiting.
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%.
Is there an API?
Yes. REST API with examples for Node.js, Python, PHP, Go and Ruby. See /api/rest for documentation.