Comparison

Rubik's Clock vs Calculator

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Rubik's Clock

This app serves as a specialized stopwatch for speedcubing enthusiasts. It tracks your performance with detailed statistics and provides algorithms to help improve your solving times.

Highlights
  • Speedcubing stopwatch
  • Performance statistics
  • Algorithm library
  • Skill improvement tools
Features
Read full description

Rubik's cube stopwatch, statistics and algorithms.

About

Calculator

This app transforms complex mathematical formulas into interactive computational graphs, allowing users to visualize and understand the logic behind calculations. It offers both scientific and boolean logic modes, with real-time editing capabilities for "what-if" analysis.

Highlights
  • Visualize math as node-based graphs
  • Interactive graph editing
  • Scientific calculator mode
  • Boolean logic solver
  • Save and load expressions
  • Customizable themes
Read full description

Unleash the power of visual computation with Calculator - Visual Math, the revolutionary tool that shows you how your expressions are solved. Go beyond just getting an answer—understand the logic behind it. Perfect for students, engineers, developers, and anyone curious about mathematics, our app transforms complex formulas into beautiful, interactive computational graphs. Key Features: VISUALIZE YOUR MATH: Stop guessing! Enter any formula and instantly see it as a clear node-based graph. Understand the structure and flow of your calculations for algebra, calculus, and more. INTERACTIVE GRAPH EDITING: Don't just look—interact! Tap directly on any variable node in the graph to edit its value on the fly. The entire graph and the final result update in real-time, making it perfect for "what-if" analysis. DUAL-MODE POWER: Arithmetic Mode: A full-featured scientific calculator with functions like sin, cos, log, powers (^), and roots. Boolean Mode: A complete logic solver for evaluating complex expressions with AND, OR, NOT, XOR, and other logical operators. An essential tool for computer science. CLEAN & FOCUSED: A modern, intuitive interface designed for productivity. Switch between light, dark, and other themes to fit your style. SAVE & LOAD EXPRESSIONS: Build a library of your most-used formulas and expressions. Save your work and load it back anytime from your history. Whether you're a student trying to ace an exam, an engineer modeling a system, or a developer debugging an algorithm, Calculator - Visual Math is the tool you've been missing. Download now and start seeing math in a new way!

Screenshots

Rubik's Clock4 screens
Calculator4 screens

Verdict

The call

The clearest difference is ads: Rubik's Clock at none against Calculator's shown. Rubik's Clock also leads on monetization model (free vs free with in-app purchases). Calculator's advantage is update cadence (daily vs every 10 months) and device support (4 vs 2). On price, rating, ratings volume and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Rubik's Clock sells 1 one-off in-app purchase and Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Rubik's Clock against 5.0 for Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Rubik's Clock ships an update every 10 months, Calculator daily. The most recent releases landed on October 15, 2026 and September 24, 2026 respectively.

Scorecard5 real differences · 5 level
Rubik's Clock versus Calculator: the parameters behind the verdict, then further details
ParameterRubik's ClockCalculator
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings11
Update frequencyEvery 10 monthsDaily — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS17.012.0 — better
Further details — not scored
Size20 MB140 MB
Age rating4+4+
DeveloperUliana GritchinaVladislav Alikov

Customer experience

Rubik's Clock

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Calculator

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Rubik's Clock

One-time1
  • Remove ads$0.49
1 purchases

Calculator

One-time1
  • Support the App and remove Ads$1.99

Questions

Is Rubik's Clock free?
Rubik's Clock is free to download, with in-app purchases available.
Is Calculator free?
Calculator is free to download, with in-app purchases available.
Which has better reviews, Rubik's Clock or Calculator?
Rubik's Clock and Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Rubik's Clock or Calculator have ads?
Calculator shows ads; Rubik's Clock does not.
Which is updated more often, Rubik's Clock or Calculator?
Rubik's Clock ships an update every 10 months, and Calculator daily. Most recently, Rubik's Clock was updated on October 15, 2026 and Calculator on September 24, 2026.

Other comparisons