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67/70/153 Characters per a Text Message

SMS is an old technology created when emojis where based with parenthesis and semicolons. As communication has evolved, the size of each SMS message has not. Long story short, modern communication uses two bytes per character now reducing the number of visible characters sent.

67 Characters a Message

If you see 67 characters a message, you are using an set of characters that requires more space to send each character. and have a message longer than 70 characters. The last 3 characters are reserved so your cell phone can properly reorder the messages when they arrive. Likely the larger characters you are using are an emojii or could be some characters used by a MacBook.

You can use the tool below to find the characters causing this by setting the Encoding to GSM-7 and the larger characters will be highlighted in red.

https://twiliodeved.github.io/message-segment-calculator/

70 Characters a Message

If you see 70 characters a message, you are using an set of characters that requires more space to send each character. Likely this is an emojii or could be some characters used by a MacBook.

You can use the tool below to find the characters causing this by setting the Encoding to GSM-7 and the larger characters will be highlighted in red.

https://twiliodeved.github.io/message-segment-calculator/

153 Characters a Message

When a large message is sent, space at the end of the message needs to be reserved so that your cell phone can properly re-order the messages. This reduces the number of characters per a segment to 153.

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