.png)
Mon-Fri 10am - 6pm
SMS Length Calculator
Tools
Measure your SMS length before you send.
Find out the character count, message segments and remaining characters for your SMS campaign.
Enter Your Message
Max 160 characters per SMSSMS Details
UnicodeNO
Length0
Per Message160
Remaining160
Message Count0
Standard SMSUp to 160 characters per message.
Multi-segmentLonger messages are split into multiple SMS.
Unicode SupportSupports multiple languages including regional scripts.
Optimise Your CampaignShorter messages reduce costs and improve delivery rates.
SMS Length Calculator FAQs
What does the SMS calculator measure?
It counts characters, identifies GSM-7 or Unicode content, estimates message segments, and shows the remaining space in the current segment.
Why does Unicode change the SMS limit?
Unicode characters use a different SMS encoding. A standard Unicode message supports fewer characters per segment than a GSM-7 message.
Are special characters counted correctly?
Yes. GSM extension characters can use additional character space, and the calculator includes that impact in the result.
Why should I check SMS length before sending?
Checking length helps you avoid unexpected message segmentation, control communication costs, and keep important content within the intended number of messages.