Comparison

iColorfulCalculator vs Octodecuple Calc

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

Head to head

iColorfulCalculator

Free

🔧 Utilities

★ 5.02 ratingsView app →

About

iColorfulCalculator

This calculator app allows you to personalize its appearance with various color themes and button skins. It offers features like drop-down history, customizable button feedback, and automatic font resizing for a tailored user experience.

Highlights

Color themes
Button skins
Drop-down history
Vibrate/beep feedback
Adjustable font size

Features

Read full description

Colorful Calculator, come and choose your favorite color! - Support drop-down display history - Button can set vibrate/beep - Automatically adjust the font size - 5 button skin - lucky icon

About

Octodecuple Calc

Features

Read full description

Display 18 calculators and perform calculations with each one.

Screenshots

iColorfulCalculator4 screens

Octodecuple Calc1 screens

Verdict

The call

The clearest difference is update cadence: Octodecuple Calc at every 2 weeks against iColorfulCalculator's every 7 months. On price, ads, 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

iColorfulCalculator ships an update every 7 months, Octodecuple Calc every 2 weeks. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

Scorecard1 real difference · 9 level

iColorfulCalculator versus Octodecuple Calc: the parameters behind the verdict, then further details
Parameter	iColorfulCalculator	Octodecuple Calc
Price	Free	Free
Rating	5.0 (2 ratings) — better	—
Positive reviews	60.0% of reviews	—
Number of ratings	2 — better	—
Update frequency	Every 7 months	Every 2 weeks — better
Ads	Yes	Yes
In-app purchases	No	No
Monetization	Ad-supported	—
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0 — better	15.8.3
Further details — not scored
Size	7 MB	36 MB
Age rating	4+	4+
Developer	Tsung-Liang Chen	Hideaki Uchikoshi

In-app purchases

None

iColorfulCalculator

No in-app purchases

None

Octodecuple Calc

No in-app purchases

Questions

Is iColorfulCalculator free?

iColorfulCalculator is free to download, with no in-app purchases.

Is Octodecuple Calc free?

Octodecuple Calc is free to download, with no in-app purchases.

Do iColorfulCalculator or Octodecuple Calc have ads?

Both iColorfulCalculator and Octodecuple Calc show ads.

Which is updated more often, iColorfulCalculator or Octodecuple Calc?

iColorfulCalculator ships an update every 7 months, and Octodecuple Calc every 2 weeks. Most recently, iColorfulCalculator was updated on October 17, 2026 and Octodecuple Calc on October 10, 2026.