Visual Math 4D vs Time to Tell Time
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Visual Math 4D
Visualize and solve complex mathematical equations in 2D and 3D. Supports various equation types, vector fields, and animated variables. Ideal for students and engineers needing a powerful graphical calculator.
- Visualize 2D and 3D equations
- Plot and animate vector fields
- Support for polar, spherical, and parametric equations
- Complex function plotting
- Animate variables
- Offline functionality
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Visual Math 4D is a graphical calculator that allows you to visualize and solve your mathematical equations. It supports various types of equations, such as polar, spherical, parametric and implicit equations, which can be visualized and animated in 2D and 3D. You can also plot and animate vector fields in 2D and 3D. Features: - solve equations - plot cartesian functions with intersections - plot polar- and spherical functions - plot parametric equations in 2D and 3D - plot complex functions (draw real part & imaginary part) - plot vector fields in 2D and 3D - plot implicit equations in 2D and 3D - plot contour maps ins 2D and 3D - support for complex numbers - vectors & matrices - truth- and value tables - trigonometrical and hyperbolic functions - piecewise-defined functions - logarithmic functions - logical & binary operators - definite integral - n-th derivations - statistical functions (nPr, nCr, rand..) - physical and mathematical constants with their units - animate variables - share content with other apps - no network connection required - and a lot more The app is easy to use and helps students and engineers to visualize and solve their mathematical equations.
Time to Tell Time
Embark on a quest to save the Analog kingdom by mastering the art of telling time. Navigate ancient clock towers and use your skills to fight back against the Digitals.
- Master analog clock towers
- Learn to tell time accurately
- Engaging kingdom-saving narrative
- Fight back against digital invaders
- Educational gameplay
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The Digitals have almost crushed the Analog kingdom, and you are their last hope. If you can master the ancient clock towers and tell time correctly, you might be able to turn the tide and fight back.
Screenshots
Verdict
The clearest difference is price: Time to Tell Time at Free against Visual Math 4D's $1.99. Visual Math 4D's advantage is rating (4.6 vs 3.0) and ratings volume (873 vs 3). On ads, in-app purchases, monetization model and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Time to Tell Time is free to download; Visual Math 4D costs $1.99 up front. Visual Math 4D sells 3 one-off in-app purchases and Time to Tell Time sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Visual Math 4D holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Visual Math 4D has 873 ratings behind it against 3, so its average is the more settled of the two.
Visual Math 4D ships an update every 3 months, Time to Tell Time every 16 months. The most recent releases landed on October 19, 2026 and October 12, 2026 respectively.
| Parameter | Visual Math 4D | Time to Tell Time |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.6 (873 ratings) — better | 3.0 (3 ratings) |
| Positive reviews | 76.1% of reviews | — |
| Number of ratings | 873 — better | 3 |
| Update frequency | Every 3 months — better | Every 16 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 112 MB | 172 MB |
| Age rating | 4+ | 9+ |
| Developer | Ronny Weidemann | Andulf Games |
Customer experience
Visual Math 4D
Time to Tell Time
Bugs and requests
Visual Math 4D
Reported bugs
4 issues- App crashes on opening
- Incorrect graph plotting of planes
- Scaling issues with 2D vector fields
- Calculator not functioning
Requested features
8 requests- Save button/menu to save equations
- Complex function plotting
- Slope field option for differential equations
- Unit vector scaling for 2D vector fields
- Undo button
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- Ability to add custom functions
- Ability to combine and scale multiple graphs
- Instructions and documentation
Time to Tell Time
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Visual Math 4D
- Coffee$0.99
- Cappuccino$1.99
- Sandwich$4.99
Time to Tell Time
- Full Version$4.99
Questions
Is Visual Math 4D free?
Is Time to Tell Time free?
Which has better reviews, Visual Math 4D or Time to Tell Time?
Do Visual Math 4D or Time to Tell Time have ads?
Which is updated more often, Visual Math 4D or Time to Tell Time?
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