ChatGPT Plus lists at $20 per month but the real cost often ranges from $13 to...

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

ChatGPT Plus lists at $20 per month but the real cost often ranges from $13 to $27 depending on where you subscribe. This difference comes from extra fees like VAT or GST taxes and app store markups on iOS and Android