ChatGPT Plus is listed at $20 per month but the actual price can vary by...

https://wiki-site.win/index.php/When_Should_I_Cancel_ChatGPT_Plus_to_Avoid_Being_Charged_Again_(24_Hours)%3F

ChatGPT Plus is listed at $20 per month but the actual price can vary by country and device. That’s because taxes like VAT or GST get added depending on your location. Plus, if you subscribe through an app store, they often add a markup on top