ChatGPT Plus is officially listed at $20 per month, but the actual cost often...

https://www.click-bookmark.win/chatgpt-plus-has-a-list-price-of-20-per-month-but-the-actual-cost-can-vary

ChatGPT Plus is officially listed at $20 per month, but the actual cost often ranges between $13 and $27 depending on where you subscribe. This difference is mainly due to local taxes like VAT or GST and additional fees charged by app stores