Comparison

Calculator vs Simple Fun Calculator

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

Head to head
About

Calculator

Features
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Designed for frequent calculations, making every input faster and smoother. Entered one wrong digit? There is no need to start over. FastCalc lets you edit an expression directly, insert, delete, or change numbers and operators at any position, and see the result update as you type. EDIT FREELY • Insert, delete, or change any part of an expression • Calculate and display results in real time as you type • Smart input checks help reduce invalid expressions and input errors FASTER INPUT • A larger, more prominent ā€œ+ā€ key for repeated calculations • A dedicated ā€œ00ā€ key for entering large numbers more efficiently • Start with ā€œ.ā€ and the leading zero is added automatically, saving one tap CALCULATION HISTORY • View the current expression and calculation history on the same screen for easy comparison and reuse • Double-tap a history item to use it again • Copy a result, insert it, or replace the current expression • Premium lets you add color tags and notes to important calculations CLEAR DISPLAY • Choose three-digit or four-digit number grouping • Use a comma, space, or underscore as the separator to match different regional number formats • Long expressions remain clear and easy to review or edit CONVENIENT CONTROLS • On supported system versions, open the calculator from Control Center or the Lock Screen • Optionally clear the expression after pressing ā€œ=ā€ so you can begin the next calculation immediately PERSONALIZE YOUR EXPERIENCE • Choose from multiple calculator themes • Some themes support both light and dark appearances • Select from several key sounds and spoken feedback options • Refined sound and haptic feedback make every tap feel more responsive PREMIUM Make one lifetime purchase to unlock history colors and notes, every theme and sound option, and other Premium features. FastCalc does more than display an answer. It is designed to make entering, editing, comparing, and reusing calculations more convenient. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://baolesoft.com/privacy/fast-calculator/

About

Simple Fun Calculator

Features
Read full description

A simple, clean calculator — with your own personal touch. [Core Features] Ā· Tax calculation (8% / 10% switchable) Ā· Discount calculation Ā· Memory function (up to 10 values, tap to add to expression) Ā· Intuitive button layout [Memory Function] Save your frequently used numbers with a single tap — store up to 10 values at once. Tap any saved number to instantly add it to your expression. [Customization (Partially Paid)] Set unique sounds and vibrations for each button. Choose from a variety of sounds: click, tock, pop, chime, and more. Pick your vibration style: soft, light, medium, heavy, and beyond. Rearrange buttons freely so your most-used functions are always within reach. You can preview sounds, vibrations, and button layouts for free. Go Premium (Ā„280, one-time) to save your settings permanently. [Premium Plan — Ā„280 (One-time)] Ā· Save & apply your custom button layout Ā· Assign sounds and vibrations to individual buttons Ā· Yours forever with a single purchase Simple, fun, and just a little bit satisfying.

Screenshots

Calculator4 screens
Simple Fun Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: Simple Fun Calculator at none against Calculator's 3. Simple Fun Calculator also leads on update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement 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. Calculator sells 3 in-app purchases, starting at $0.99 per month. Simple Fun Calculator asks for nothing beyond the download.

UpkeepUpdate frequency

Calculator ships an update fortnightly, Simple Fun Calculator every 2 days. The most recent releases landed on September 27, 2026 and October 3, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Calculator versus Simple Fun Calculator: the parameters behind the verdict, then further details
ParameterCalculatorSimple Fun Calculator
PriceFreeFree
Update frequencyFortnightlyEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.6
Further details — not scored
Size7 MB1 MB
Age rating4+4+
Developerę·±åœ³å®ä¹č½Æä»¶ęœ‰é™å…¬åøtsuboi toshihiro

In-app purchases

3 purchases

Calculator

Subscriptions2
  • 1个月$0.991 Month
  • 1 幓$1.991 Year
One-time1
  • ē»ˆčŗ«ä¼šå‘˜$2.99
None

Simple Fun Calculator

No in-app purchases

Questions

Is Calculator free?
Calculator is free to download, with in-app purchases available.
Is Simple Fun Calculator free?
Simple Fun Calculator is free to download, with no in-app purchases.
Do Calculator or Simple Fun Calculator have ads?
Neither Calculator nor Simple Fun Calculator shows ads.
Which is updated more often, Calculator or Simple Fun Calculator?
Calculator ships an update fortnightly, and Simple Fun Calculator every 2 days. Most recently, Calculator was updated on September 27, 2026 and Simple Fun Calculator on October 3, 2026.

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