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Count SMS Characters and Segments

Type or paste a message to see the encoding, the character count and the segment count. Characters that force Unicode are highlighted, with a GSM-7 swap where one exists.

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SMS segment counter

Encoding

UCS-2

Characters

52

Segments

1

Left in this segment

18

Highlighted characters

Outside GSM-7, forces UCS-2 GSM-7 extension, counts as two
We’ll call you at 10:30 tomorrow. Reply C to cancel.

Check the numbers before the message goes out. Run a file through score.phone.validation.mnp in a free workspace.

For business use. Contacts you submit should be ones you are entitled to contact. · Terms · Data & opt-out

Encoding

A message uses one encoding from the first character to the last.

EncodingOne segmentPer segment when splitCharacters GSM-7160153The GSM-7 basic and extension sets UCS-27067Any character, at two bytes each

Each segment of a split message carries a user data header (UDH), which takes the difference in space.

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Frequently Asked Questions

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Check the Numbers Before the Message Goes Out

Upload a file in a free workspace, or walk through your use case with our team.

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