Text Segment Calculator

Free SMS segment calculator for GSM-7 and UCS-2. Instantly count segments, headers, bytes, and hex payload. Ideal as a Twilio segment calculator or general text message segment counter for any SMS provider.

Message

Smart Encoding

Encoding

Auto: Uses GSM-7 when possible, UCS-2 for non-GSM characters
GSM-7: 7-bit encoding, 160 chars/SMS, basic Latin + symbols
UCS-2: 16-bit encoding, 70 chars/SMS, supports all Unicode

SMS Segment Details

Encoding:GSM-7

Segments:0

Characters:0

Unicode Scalars:0

Message Size:0 bits / 0 bytes

Total Size Sent:0 bytes

Character Counter

0/160

Single segment160 remaining

Copy & Export

Cost Estimation

Choose SMS Provider:

Blooio rate:$0.0500 per SMS

0 segments × $0.0500$0.0000

Text Segmentation Preview

Message segments will appear here

Hex Encoded Segments

Hex representation of message segments will appear here