SMS length calculator
Count a text message the way a carrier does, and see how many segments it costs.
Work out what a text message really costs to send.
Free SMS tools: count characters the way a carrier does, see which encoding a message forces, and how many segments it will be billed as.
Count a text message the way a carrier does, and see how many segments it costs.
Turn a message, a price per segment and a monthly volume into what you actually pay, charge and keep.
Preview an OTP template, see its segment count, and flag a link, brand name or code length that could break delivery.
See whether an alphanumeric sender ID is usable, must be pre-registered, or isn't used at all, country by country.
Turn a Trust Score and a campaign type into the daily cap, the per-carrier MPS and the registration fee range that actually apply.
See the document a country asks for to port a number out, how long it should take, and whose page that came from.
Check whether a phone number is a real, assigned range, and see every format it's used in.
Reformat any phone number into E.164, international, national and tel: form.
See whether a number's range was assigned as mobile, landline, toll free or premium rate.
Paste or upload a CSV of phone numbers and check every row's validity, country and type at once.
10 tools
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