Bug fixes

- We added buttons in the portrait orientation for easier access to history, and geometry features. - Long press on the screen for copy/paste capability.

- Geometry Calculator with Right Triangle, Square, Rectangle, Circle, and Polygon. - Now history of calculations persists through sessions of the app. You can always go back in your calculations to look up something. You can also delete each row of the calculations or delete all calculations that are older than a certain calculation. - Now you have a Tip Calculator in the portrait mode. Simply enter the check amount and tap on Tip. - Support for Dark Mode on iOS 13.

- Updated settings/support view. - Rate us five stars so that we can support our efforts of bringing you more exciting features.

- Added rectangle to Geometry Calculator - Rate us five stars so that we can continue bringing great features for you

- Ability to purchase Geometry Calculator In-App Purchase directly from the App Store - Bug fixes

- Updated for iOS 11 and iPhone X - Added Right Triangle Calculator - Support for 3D Touch to open Geometry Calculator or History right form the Home Screen icon for supported devices

- Support for portrait orientation. - Redesigned user interface to look great on all iPhone sizes.

- iOS 7 Ready - Fix for crash issue in iOS 7 - If you have an older version of iOS, Apple allows you to download the previous version of this app which will work perfect on your older iOS.

- Degree-minute-second (DMS) feature improved. - Now you have a list of common physical constants. You don't have to look them up from the back of your physics book and plug in the Scientific++ anymore. - There is a link to our Statistics Calculator++ page once you press the Support button. - From there you can also turn off the click sounds. - We would like to thank our graphic designer, Ali Mazloomzadeh, for his tremendous effort.

- Scientific++ now calculates prime factorization of an integer. Simply enter an integer and press "Prime" to see the factorization and all the factors. It also identifies if the number is prime. - There is an option to Rate Scientific++ which helps us bring you more features - Expression feature improved for percentages and pi. - Bug fixes - Just in case you missed the previous update, if you swipe up on the screen you will get to the history log of your calculations.

- Do a few calculations then swipe up on the screen and there you have it, a full history of what you have been doing with Scientific++. You can pick a calculation in the history and take it from there. - Bug fixes - Rate Scientific++ 5 stars in the App Store, so we can continue bringing exciting features for you.

- Scientific++ now shows you the expression that you are entering. This is an extremely useful feature to double check your calculation or to see how Scientific++ interprets what you enter. Furthermore, you do not need to close the parentheses at the end of the expressions. Note: The order of entering operations has not changed. For example, to calculate 2 + sin(30) you enter 2 + 30 sin = - Bug fixes - Rate Scientific++ 5 stars in the App Store, so we can continue bringing exciting features for you.

Scientific++ now - Solves system of two linear equations - Throws a set of dice (choice of 1 die to 4 dice) - Bug fixes and feature improvements

- Number of open parentheses is shown on the button - Rectangular to polar and polar to rectangular coordinate conversion - Quadratic equation solver - Stability issue with unbalanced closed parentheses fixed