The iPhone Calculator app has a hidden history feature that allows you to view a list of your recent calculations. This can be useful if you need to check a previous calculation or if you want to copy a result to another app. To view your calculator history, open the Calculator app and then swipe left on the display. This will reveal a list of your recent calculations.
The calculator history feature is a valuable tool for anyone who uses the Calculator app frequently. It can save you time and effort by allowing you to quickly access your previous calculations. Additionally, the calculator history can be helpful for troubleshooting errors or for verifying the results of a calculation.