ChatGPT Plus lists for $20 a month in the US, but the final price differs by...

https://www.nav-bookmarks.win/chatgpt-plus-has-a-list-price-of-20-but-the-actual-cost-you-pay-often-ranges

ChatGPT Plus lists for $20 a month in the US, but the final price differs by country and device. That’s because taxes like VAT or GST add extra costs, and buying through an app store can include their markup