The listed price for ChatGPT Plus is $20 a month, but the actual cost you pay...

https://atavi.com/share/y04bf4zys5d3

The listed price for ChatGPT Plus is $20 a month, but the actual cost you pay can range from about $13 to $27. This difference happens because of taxes like VAT or GST, and extra fees added by app stores on iOS and Android