A safer, smarter replacement for SMS
Verified senders. No spam. Actionable, encrypted messages.
Inbox
Transaction Alert: $89.99 charged to card ending in 1234
Your package is out for delivery. ETA: 2:00 PM
Your verification code: 123456
For Consumers
Get the messages you need, without the spam you don't.
No Spam or Phishing
Only verified senders can reach you. No more scam texts or unwanted messages.
Everything Organized
Codes, orders, bills, and updates automatically sorted and searchable.
Smart Actions
Track packages, pay bills, add events to calendar - all from your messages.
Private by Design
End-to-end encrypted. We can't read your messages, and neither can anyone else.
For Businesses
Send better messages at a fraction of the cost.
Free 5k/month → $0.001 each
Start free, then $0.001 each. Flat rate, globally.
Structured JSON Messages
Rich, actionable messages with buttons, tracking, and smart formatting.
Read Receipts & Analytics
Know when messages are delivered, read, and acted upon.
Verification & Trust
Get verified to build trust. Blue check badge shows you're legitimate.
Simple API, Powerful Results
Send your first message in minutes with our simple REST API. No complex setup, just JSON over HTTPS.
curl -X POST https://api.getinbox.app/send \
-H "Authorization: Bearer $INBOX_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"to": "+15551234567",
"type": "otp",
"body": {
"code": "123456",
"purpose": "signin",
"expires_at": "2025-12-31T23:59:59Z"
}
}'