Comparison

Octodecuple Calc vs Calculator

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

Head to head

About

Octodecuple Calc

Features

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Display 18 calculators and perform calculations with each one.

About

Calculator

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Calculator: Math & Converter is a powerful all-in-one calculator app designed for everyday calculations, advanced scientific math, unit conversions, and financial planning. Simple, fast, and accurate — everything you need in one smart app. Simple & Scientific Calculator • Basic calculator for daily use • Advanced scientific calculator functions • Clean and user-friendly interface • Fast and accurate results Unit Converter Convert units instantly across multiple categories: • Temperature • Weight • Length • Volume • Speed • Time • Fuel • Energy • Pressure • Currency Converter Finance Calculators Plan smarter with built-in financial tools: • EMI Calculator • Loan Calculator • SIP Calculator • GST Calculator • Investment Calculator • Savings Calculator Utility Calculators • Age • Date • Discount Additional Features • Calculation History • Light & Dark Theme Support • Smooth & Modern Design This app contains subscription Monthly pro at $1.99 and Yearly pro at $9.99 to use ads free versions of the premium app which can cancel anytime. To learn about our privacy policy, please visit: https://bhaskarrao2209.blogspot.com/2025/12/privacy-policy.html For our terms of use, please visit: https://bhaskarrao2209.blogspot.com/2025/12/terms-of-service.html Calculator: Math & Converter - Fast, Accurate & Powerful Calculation Tools.

Screenshots

Octodecuple Calc1 screens

Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: Octodecuple Calc at none against Calculator's 2. Octodecuple Calc also leads on update cadence (every 2 weeks vs every 3 months) and device support. On price and iOS requirement 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. Calculator sells 2 in-app purchases, starting at $1.99 per month. Octodecuple Calc asks for nothing beyond the download.

UpkeepUpdate frequency

Octodecuple Calc ships an update every 2 weeks, Calculator every 3 months. Both last shipped on October 25, 2026.

Scorecard3 real differences · 3 level

Octodecuple Calc versus Calculator: the parameters behind the verdict, then further details
Parameter	Octodecuple Calc	Calculator
Price	Free	Free
Update frequency	Every 2 weeks — better	Every 3 months
Ads	Yes	—
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod — better	—
Requires iOS	15.8.3	15.0 — better
Further details — not scored
Size	36 MB	29 MB
Age rating	4+	4+
Developer	Hideaki Uchikoshi	Bhaskar Rao

In-app purchases

None

Octodecuple Calc

No in-app purchases

2 purchases

Calculator

Subscriptions2

Monthly$1.991 Month
Yearly$9.991 Year

Questions

Is Octodecuple Calc free?

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

Is Calculator free?

Calculator is free to download, with in-app purchases available.

Which is updated more often, Octodecuple Calc or Calculator?

Octodecuple Calc ships an update every 2 weeks, and Calculator every 3 months. Most recently, Octodecuple Calc was updated on October 25, 2026 and Calculator on October 25, 2026.