Free SMS & Messaging Tools
Use these free tools to count segments, format phone numbers, compare SMS costs, and preview bulk templates. No signup required.
SMS API playground
Try the TextBee REST API in your browser: load devices, send or schedule SMS, and inspect message history.
Open playgroundSMS Character & Segment Calculator
Count characters and segments (GSM vs Unicode). Stay under 160 characters per segment.
Use toolPhone Number Formatter & Validator
Format and validate phone numbers to E.164 for SMS APIs.
Use toolSMS Cost Comparison Calculator
Compare monthly SMS costs: Twilio, Plivo, Vonage, MessageBird vs textbee.
Use toolBulk SMS Template Preview
Preview personalized bulk SMS with {{ variables }}. Test templates before sending.
Use toolAll tools run in your browser. No data is sent to our servers. Ready to send SMS? View textbee plans.