Business SMS: Calendar & SMS

Business SMS is an app for companies and self-employed professionals that combines SMS/MMS messaging with an appointment calendar and communication automation. Manage conversations, reminders, message templates, and basic client-contact workflows in one place. The app works locally on your device and does not require an account. No data is sent to our servers or shared with other companies, everything stays private on your phone. Business SMS helps you stay organized: reply faster, plan appointments, send reminders, and keep full message history. Google Calendar integration plus optional API/webhooks let you adapt the app to your workflow. A practical Android tool for everyday business communication. Key features: - SMS and MMS with conversation history - Appointments and scheduling - Google Calendar integration - Message templates and quick replies - Automatic client reminders - Real-time notifications - Number blocking and basic filters - Import/export (SMS, appointments, services) - Local API for integrations - Webhooks for events (optional) - Dual SIM support - Privacy controls and local-only mode