ChatGPT Plus lists for $20 a month, but the final cost varies by country and...

https://miassmartop-eds.capitaljays.com/posts/chatgpt-plus-vs-pro-is-pro-just-more-capacity-for-100-or-200

ChatGPT Plus lists for $20 a month, but the final cost varies by country and device. That’s because taxes like VAT and GST get added depending on your location. If you subscribe through an app store, expect a higher price due to their commission markup