148
2020-10-18
Completely re-engineered, new user interface, new scientific calculator, improved math content, dark mode support, improved search and much more !
10
2016-10-10
New logo, watch calculator improvements !
9.0
2015-06-04
Extension for the Apple Watch: iformula Scientific calculator for the Apple Watch !!
8.6
2014-11-05
Bugfix: Screensize behavior optimized for iOS 8 !
8.4
2013-08-14
Bugfix: search result error for roots
8.2
2013-06-04
Recommended update !
► NOW with full featured equation and math topics SEARCH functionality !! New improved graphic user interface ! Math topics descriptions improved !
8.1
2013-04-17
Support for older iPhones !
8.0
2013-04-03
Optimized for iPhone 5, graph function now for free, send math equations sheets to social networks or via email, print them out via Airprint !!! (req. iOS 6.1.3)
7.8
2012-04-12
calc-links updates, Information system (HUD) improved, note system improved !
7.6
2011-12-13
Problem solved: "no inapp modules available " at function graph addon !!
An inapp-purchase has been added: Drawing a math function graph from a given look up table !
7.4
2011-12-03
Draw a function graph (area, bar, line) for a look up table, now as add-on available !
7.2
2011-08-19
Invalid weblinks (calclinks) removed !
7.0
2011-04-19
Major update:
Completely new engineered user interface, more colorful, more math area, turn the device in landscape mode to zoom automatically, calc links don't leave the app anymore, they are now opened in a subview !
5.8
2011-03-28
Typos corrected in the chapter probability, broken calc links corrected !
5.4
2010-11-15
calculator bug removed !
5.2
2010-11-13
wrong content at chapter 12.1.1,12.4.2 corrected, parallel lines angle rules added chapter 1.6
5.0
2010-11-02
Can we make if pro even better ? Yes, we can - we now added a in-app scientific calculator to iformula pro, so you don't have to leave the app or multitask, nor additionally carry around your calculator ! Just beside the formula page tap the calculator button !
update key figures:
* scientific in-app calculator
* replaced cut off images
* changed quadratic equation to complex numbers
* Units: degree to radians converting algorithm image
4.2
2010-10-21
minimal changes: iformula logo changed
4.1
2010-10-06
small bug removed
4.0
2010-09-30
typo removed
3.8
2010-08-16
We know iformula pro is one of the best higher math libraries for the iPhone, but we think we even could make it better, by now adding two groundbreaking new features: Now includes a full searchable math dictionary German-English,English German and now you can add your personal notes to every equation view !!
3.2
2010-07-07
character spacing in the submenus corrected, unit conversion tables added (miles,km,celsius,fahrenheit e.g.) as users requested!
3.0
2010-05-24
This is the brand new 3.0 version with many new features, we have picked up many customer suggestions to make iformula pro even better - so what's new:
Completely numbered tree structure with more subchapters, search-index and most important, you now can bookmark your favorite formulas, and view them later again !!
2.4
2010-03-16
typo removed
2.3
2010-02-12
equation images centered