ChatGPT Plus lists at $20 per month, but actual prices range from about $13 to...

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

ChatGPT Plus lists at $20 per month, but actual prices range from about $13 to $27 depending on where you subscribe. Differences come from taxes like VAT or GST and extra fees app stores add on iOS and Android