Hi, Since Apple calculator is slightly poor with features I've developed app you can download for free which doesn't have any advertisement. Main features: History of Calculations Dark/Night Mode Copy/Share calculation result Showing Equation While Calculation Download on the App Store
New update 1.12 is now available. It contains minor bugs fixing and improvements. As always: no ads and free. Stay tuned.
New update 1.13 is available: Added ability to remove last symbol/number on iPhone/iPad; Fixed minor bugs (including order of operations) and performance improvements; Stay tuned to get more. P.S. In next update going to add "tip" & "percent" features for Apple Watch.