Comparison

DuelTool vs Dual Calculator

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

Head to head
About

DuelTool

This utility helps manage life points and battle calculations for YU-GI-OH! duels. It features intuitive controls for increasing or decreasing life points, calculating battle damage, and supports special card effects. Additional functions include dice rolling, coin flips, and undo/reset options for a smoother gameplay experience.

Highlights
  • Life Point calculation
  • Battle Phase damage calculation
  • Special card effect support
  • Dice and coin support
  • Undo and reset functions
  • Customizable buttons
Read full description

[Features of the application] This is a tool to use when the duel in YU-GI-OH!. Can calculate the Life Points of the player. [How to use] When the bar is red, Life Points will reduce. Conversely, When the bar is blue, Life Points will increase. If you tap the Life Points part, you can change the player to reduce the Life Points. [Other Functions] Calculation of the Battle Phase damage.(VS button) Supports Shrinka and Solemn Judgment.(1/2 button) Supports dice and coin. Supports undo and reset. Can customize the upper 3 buttons from setting screen. Come on, let's start duel! #This app and developers, have no relationship with KAZUKI TAKAHASHI/SHUEISHA /KONAMI.

About

Dual Calculator

Features
Read full description

Two calculators. One screen. Faster calculations. Dual Calculator: Split Screen gives you two calculators in one clean workspace, making it easy to calculate, compare results, and work with multiple numbers without constantly switching screens. Whether you're studying, working with numbers, handling business calculations, or solving scientific math problems, the dual calculator layout helps you work faster and stay focused. KEY FEATURES • TWO CALCULATORS ON ONE SCREEN Run two separate calculations side by side and keep both results visible at the same time. • INSTANT VALUE TRANSFER Move a result from one calculator to the other with a tap. Continue your calculations without memorizing or retyping numbers. • BASIC CALCULATOR Handle everyday calculations quickly with a simple and easy-to-use interface. • SCIENTIFIC CALCULATOR Access scientific functions when you need more advanced calculations for math, science, engineering, or study. • COMPARE RESULTS EASILY Calculate different values simultaneously and compare your results without losing your previous calculation. • BUILT FOR MULTITASKING Perfect when one calculator isn't enough. Work with two calculations independently while keeping everything visible. • FAST AND LIGHTWEIGHT Designed for quick calculations, reliable performance, and an uncomplicated calculator experience. USEFUL FOR Students solving math and science problems, engineers working with multiple values, accountants and business users comparing figures, and anyone who regularly needs more than one calculation at a time. Instead of switching between calculator screens or writing down temporary results, keep two calculations ready at once. Calculate side by side. Compare instantly. Transfer results with a tap. Download Dual Calculator: Split Screen and make everyday calculations faster and easier.

Screenshots

DuelTool4 screens
Dual Calculator3 screens

Verdict

The call

The clearest difference is ads: DuelTool at none against Dual Calculator's shown. DuelTool also leads on update cadence (every 2 months vs every 5 months) and iOS requirement (7.0 vs 15.0). On price, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

DuelTool ships an update every 2 months, Dual Calculator every 5 months. The most recent releases landed on September 9, 2026 and September 17, 2026 respectively.

Scorecard3 real differences · 7 level
DuelTool versus Dual Calculator: the parameters behind the verdict, then further details
ParameterDuelToolDual Calculator
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 months — betterEvery 5 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS7.0 — better15.0
Further details — not scored
Size1 MB33 MB
Age rating4+4+
DeveloperPeople Software CorporationHuzaib Sayyed

In-app purchases

None

DuelTool

No in-app purchases

None

Dual Calculator

No in-app purchases

Questions

Is DuelTool free?
DuelTool is free to download, with no in-app purchases.
Is Dual Calculator free?
Dual Calculator is free to download, with no in-app purchases.
Do DuelTool or Dual Calculator have ads?
Dual Calculator shows ads; DuelTool does not.
Which is updated more often, DuelTool or Dual Calculator?
DuelTool ships an update every 2 months, and Dual Calculator every 5 months. Most recently, DuelTool was updated on September 9, 2026 and Dual Calculator on September 17, 2026.

Other comparisons