ChatGPT Plus lists at $20 per month, but the actual cost you pay varies between...

https://suprmind.ai/hub/chatgpt/pricing/chatgpt-plus-price/

ChatGPT Plus lists at $20 per month, but the actual cost you pay varies between $13 and $27. This happens because taxes like VAT or GST can add to the price. Also, buying through Apple’s or Google’s app stores usually means higher fees