The official ChatGPT Plus price is $20 per month, but what you actually pay can...

https://touch-wiki.win/index.php/Are_Modified_Android_Apps_Real_ChatGPT_Plus_Access%3F

The official ChatGPT Plus price is $20 per month, but what you actually pay can vary between $13 and $27. This happens because taxes like VAT or GST get added depending on where you live