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Account
Account settings, members, and security
Billing
Invoices, payment, and billing addresses
Contacts
Create, import, export, and organize contacts
Developer
API keys, GSM codes, and technical setup
General
Currency, mobile app, and number validation
Inbound
Receive SMS and forward messages
Integrations
Synology, PRTG, and third-party tools
Legal & Privacy
Data processing and privacy policies
Phone Numbers
Order and manage dedicated and shared numbers
RCS
Rich Communication Services setup and usage
SMS
Send SMS messages, personalization, and delivery
Voice
Voice calls and sender ID verification
Popular Articles
Flash SMS
What are Flash SMS and how do I use them?
SMSWhere do I find my API key?
Learn how to view your API keys and create new ones.
DeveloperSet Sender ID
How to set sender identifiers and create a standard sender
SMSDeactivation of unused API keys
How to prevent your API key from being deactivated through regular use
DeveloperValidity period - How long will we try to deliver your SMS?
SMSSystem Status
Latest Updates
WhatsApp Business API & Unified Conversations
Your customers are on WhatsApp — now you can reach them directly through seven.io. And with our new unified conversations inbox, every message across SMS, RCS, WhatsApp, and Voice lives in one place.
Changelog - Weeks 6-7/2026
Inbound numbers gain more flexibility with multiple forwarding emails and reactivation for all number types, while SMS emoji handling and contact search receive important fixes.
Changelog - Week 5/2026
This week brought major voice journal enhancements with audio playback and call timeline views. We also enhanced contact management with better group controls and avatar displays.