ChatGPT Plus lists at $20 monthly, but what you pay varies by country and...

https://zandersexcellentblog.quillnesty.com/posts/how-many-files-can-i-keep-in-a-chatgpt-project-comparing-chatgpt-free-and-plus-limits

ChatGPT Plus lists at $20 monthly, but what you pay varies by country and device. Taxes like VAT or GST add to the price, and app stores often tack on extra fees