ChatGPT Plus lists at $20 a month but the actual cost varies by country and...

https://future-wiki.win/index.php/If_I_Never_See_the_Fallback_Message,_Is_ChatGPT_Pro_a_Waste_of_Money%3F

ChatGPT Plus lists at $20 a month but the actual cost varies by country and device. That’s because taxes like VAT or GST get added based on where you live. If you subscribe through an app store, there’s also a markup on top of the base price