Twilio

Twilio Messaging

Message Segment Calculator

Compare SMS and RCS segmentation in one place.

View source on GitHub
Characters typed 0
Smart Encoding

SMS

GSM-7 / UCS-2 with Smart Encoding
Encoding GSM-7
Characters 0
Segments 1
Remaining 160
Encoding details

Message size
Total size sent
Unicode scalars
Non-GSM characters
None detected

RCS

UTF-8 with region-based billing
Recipient region
Encoding UTF-8
UTF-8 Bytes 0
Segments 1
Message type Rich
Remaining 160
Size 0 bits
RCS details

Message size
UTF-8 bytes
Billing model
Characters