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Today’s Apps Gone Free: Basic Calculator Pro, FotoMap and Visual Math 4D

Today’s Apps Gone Free: Basic Calculator Pro, FotoMap and Visual Math 4D

App Bargain Bin
November 28, 2018

Focus on calculations, organize photos by their location, and visualize functions with today’s collection of apps.

All app prices are subject to change at any time and without notice regardless of stated free duration. Price changes are solely under the control of the developers.


FotoMap-where photo was taken ($1.99 → Free, 35.4 MB): View your photos and where they were taken within a structured timeline with Photo Footprint. Anyone who takes a lot of photos while traveling.

Photo Footprint does a fantastic job of reorganizing your photos into a scrollable timeline. Photos are grouped together based on where and when they were taken, and they are accompanied by a built-in map. Tap on the photos to scroll through them one by one, and tap on the map to bring it into full view and search around. You’re also able to earn achievements based on the places you have taken your photos.

FotoMap-where photo was taken is available for free for a limited time. It has a 4-star rating with a total of 70 ratings.


Visual Math 4D ($1.99 → Free, 91.1 MB): Visualize functions with VisualMath 4D. Students and engineers.

VisualMath 4D is a professional graphical calculator. It allows you to browse through a collection of built-in functions like trigonometrical, rounding, and sum and product or you can compute your own. Functions can be drawn in 2-D, 3-D, and 4-D all with a time variable. You’re also able to save your functions, rotate and zoom in on the graph in three dimensions, and display multiple graphs at once.

Visual Math 4D is available for free for a limited time. It has a 4.5-star rating with a total of 332 ratings.

Basic Calculator Pro ($1.99 → Free, 23.9 MB): Focus on your calculations with Basic Calc. Those who don’t have a go-to iPad calculator app.

Basic Calc’s interface is free of distractions and unnecessary functions. Its large keypad area provides ample room for you to make calculations. Basic Calc displays your formulas as they’re crafted, and retains the information in history. On iPhone, swipe down to access history. On iPad, the history will be prominently displayed down the side of the screen. Calculation history can be edited and copied as well.

Basic Calculator Pro is available for free for a limited time. It has a 4.5-star rating with a total of 230 ratings.

That concludes today’s issue of Apps Gone Free. If you like staying on top of these daily deals, don’t forget to check out our free AppsGoneFree app. It provides all the deals each day, and even an archive of past deals that are still active.


If you are a developer who would like to get your app included in our “Apps Gone Free” daily lists, here’s our basic set of rules:

  • It must have at least a three-star average rating at the time it goes free.
  • The app must not have been free numerous times (3+) over the last six months.
  • The free version of your app must not include ads.

To submit an app, simply send a request to with the subject “Apps Gone Free.” Please include the name of the app, a link to it in the App Store, when and for how long you intend to offer the app for free, and anything else you would like to share. We will take it from there.

Mentioned apps

FotoMap-where photo was taken
FotoMap-where photo was taken
Green Lake Technology Ltd
Visual Math 4D
Visual Math 4D
Ronny Weidemann
Basic Calculator Pro
Basic Calculator Pro
SuperDG Inc.

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