Quadratic Formula PQ PRO

Glindemann, Sennoun, Langer GbR · Education

5.0 2 ratings $1.99

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Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Sep 17, 2026
Price change Free → 1.99 USD
Sep 16, 2026
Price change 1.99 USD → Free

Price & rating history · US

Reconstructed from the listing changes AppTracker has observed in this storefront. A field is charted once it has changed more than once, and each line starts at the value it moved from.

Price history in USD over the observed period. Free 1 2 Sep 14 Sep 22 Sep 30 Oct 8 Oct 15

Price · 1.99 USD now · 2 changes on record

Ratings breakdown · US

The star breakdown behind this app's rating in this storefront.

5★ 100% 2
4★ 0% 0
3★ 0% 0
2★ 0% 0
1★ 0% 0

In-app purchases · US

No in-app purchases.

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About

This app uses the pq formula for finding the zeros of a function quickly and easily. For this, only the values for pq must be entered. All calculations are stored in the history. The final solution can be shared. [ Content ] - the values for p and q must be entered - calculation of the zeros of a function with the pq formula - history function that saves input - complete solution - the entering of fractions is supported - no ads! [ Usage ] - there are 2 fields for entering the values ​​using a modified keyboard - if you have not entered enough values, the text fields are highlighted in yellow - if you have entered invalid values, the corresponding text field is highlighted in red - you can switch between the solution, input view and history by swiping and / or touching the buttons - the entries in the history can be deleted or sorted manually - if you select an entry in the history, it will be loaded automatically for the calculation - the entire history can be deleted by pressing a key

What's new · 2.3.3

The latest release 'Least common multiple' is linked in the menu section now. Minor performance and UI fixes.

Details

ReleasedNov 2017
UpdatedAug 2026
Version2.3.3
Size187.8 MB
RequiresiOS 15.0 or later
Age rating4+
LanguagesChinese, English, French, German, Hindi, Indonesian, Japanese, Korean, Portuguese, Russian, Spanish
Price$1.99
Categories EducationUtilities
Bundle IDde.flooki.Solving-Math-pq-formula-pro-ios