ChatGPT Plus is listed at $20, but the actual price you pay can vary between...

https://www.toro-bookmarks.win/the-listed-price-for-chatgpt-plus-is-20-per-month-but-the-actual-charge-can

ChatGPT Plus is listed at $20, but the actual price you pay can vary between $13 and $27. This difference comes from taxes like VAT or GST and extra charges from app stores on iOS or Android