Comparison

Amai Calc Lite vs DEDEDEN

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

Head to head
About

Amai Calc Lite

Features
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"Amai Calc Lite" is a simple calculator app with a colorful, candy-like interface. - The full expression is always visible, so you never lose track of your calculation. - Haptic feedback (can be toggled on/off) makes every tap feel satisfying and precise. - Made a mistake? No problem — just tap the backspace key to correct your expression. - Tap anywhere in the expression to move the cursor and re-enter any number or operator on the spot. - Your previous calculation result is displayed as history for easy reference. - Choose from 2 display themes to suit your style. ā—† For even more features, check out the full version — "Amai Calc"! With Amai Calc, you get: - No ads. Ever. - 13 themes and matching icons — pick a color that fits your mood. - 9 digit separator styles to choose from — spaces, commas, periods, Japanese notation, and more. - A history list of up to 20 entries. Every number in the history view doubles as a re-entry button, making it easy to reuse the same values repeatedly. - A built-in one-handed mode, great for larger screens — calculate quickly no matter the situation. - Copy and paste your results with ease. - Hardware keyboard support — type your calculations on iPad or Mac just as naturally.

About

DEDEDEN

Features
Read full description

Customize your calculator to match your style. Change backgrounds and button designs to create a calculator that feels uniquely yours. ā–  Key Features • Customize background colors and background images • Change button designs • Create multiple calculator designs • Switch between multiple designs • Simple and easy-to-use calculator functions ā–  Free Version • Enjoy full access to all features for a limited time. • Once the period ends, design customization features will be restricted. • Once the period ends, you can only use your favorited designs. • Extend your full-access period by watching ads. ā–  Pro Version • Unlimited access with no time limits or feature restrictions ā–  Payments • Paid features are available via one-time purchase (lifetime full access) • Pay once, enjoy forever. Make everyday calculations more enjoyable with your own custom design.

Screenshots

Amai Calc Lite2 screens
DEDEDEN4 screens

Verdict

The call

The clearest difference is in-app purchases: Amai Calc Lite at none against DEDEDEN's 1. Amai Calc Lite also leads on update cadence (every 3 days vs every 3 weeks). DEDEDEN's advantage is iOS requirement (15.0 vs 17.6). On price, ads and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. DEDEDEN sells 1 one-off in-app purchase. Amai Calc Lite asks for nothing beyond the download.

UpkeepUpdate frequency

Amai Calc Lite ships an update every 3 days, DEDEDEN every 3 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard3 real differences Ā· 3 level
Amai Calc Lite versus DEDEDEN: the parameters behind the verdict, then further details
ParameterAmai Calc LiteDEDEDEN
PriceFreeFree
Update frequencyEvery 3 days — betterEvery 3 weeks
AdsYesYes
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.615.0 — better
Further details — not scored
Size10 MB25 MB
Age rating4+4+
DeveloperAmaitorteTarinai Works

In-app purchases

None

Amai Calc Lite

No in-app purchases

1 purchases

DEDEDEN

One-time1
  • Full Feature Unlock$1.99

Questions

Is Amai Calc Lite free?
Amai Calc Lite is free to download, with no in-app purchases.
Is DEDEDEN free?
DEDEDEN is free to download, with in-app purchases available.
Do Amai Calc Lite or DEDEDEN have ads?
Both Amai Calc Lite and DEDEDEN show ads.
Which is updated more often, Amai Calc Lite or DEDEDEN?
Amai Calc Lite ships an update every 3 days, and DEDEDEN every 3 weeks. Most recently, Amai Calc Lite was updated on November 4, 2026 and DEDEDEN on October 31, 2026.

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