ChatGPT Plus has a list price of $20, but the actual amount you pay often...

https://www.bookmark-zulu.win/the-listed-chatgpt-plus-price-is-20-per-month-but-what-you-actually-pay-can

ChatGPT Plus has a list price of $20, but the actual amount you pay often ranges from about $13 to $27. This difference depends mostly on extra costs like VAT or GST taxes and additional fees from app stores like Apple or Google