Calculator S.L.U.Y.S+ vs Customizable calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator S.L.U.Y.S+
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Entrust daily usual calc to S.L.U.Y.S! Simple calculator that always performs binary operations. Haven't you experienced? Problem when calc like... 1+2x3=7 Calc S.L.U.Y.S calc like.. 1+2x3=9 Simple, easy to use calc App nice for daily usual calc like consumption tax. Save up to 50 calc progressions and change part of it later. Useful for calculate shopping where the unit price and quantity change little by little each time. Performs two-items calculations with tree-structures in easy operation. Calc progression display, and “Go back” the progression. “Structured calc” in easy operation. “Calc Unit” 2 consumption tax rates. Input order calculation. Not Normal arithmetic order. Always operate on the calculation results up to immediately before. Calc Units ・ Handle “Calc Unit” which is calc progression before pressing “=“. ・ Re-calc “Calc Unit” with correction. ・ Copy-Paste “Calc Unit” with Text format data. ・ Save “Calc Unit” capability ( Up to 50 calcs with + edition ). ・ Load “Calc Unit” and re-calc with correction. ・ Register 2 consumption tax rates Tax included / excluded calc button with 2 types of consumption tax rates. ・ You can change tax rates on “Settings” at anytime. Structured calc ・ Go down and up between hierarchy with “Enter detail” button and “Parent node” button during calculation. Disclaimer ・ Please note that we are not responsible for any loss or damage caused by using this software. ・ We do our best to ensure the accuracy of the calculation results by this software, but we do not guarantee the accuracy.
Customizable calculator
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“A Fun and Versatile Calculator App!” Make your daily calculations more enjoyable and convenient! From a simple, easy-to-use calculator to unique customizable themes, this app lets you calculate in your own style. Key Features Simple and Intuitive Basics Enjoy hassle-free basic operations like number entry, arithmetic calculations, and enhanced features like tax calculations and memo storage. Customizable Themes to Suit Your Mood Piano Calculator: Play Do-Re-Mi while you calculate and have fun creating melodies! Cat Calculator: Cute meows accompany every button press for a soothing experience. Cute Design Calculator: Bright and cheerful designs to keep your mood up. Sleek Calculator: A modern, minimal look perfect for business scenarios. More Unique Themes: Discover a variety of exciting styles! Enhanced Functionality for Efficiency Memo Feature: Save up to two results directly as notes for future reference. Tax Calculator: Easily calculate taxes with one tap. Switch between tax-inclusive and tax-exclusive views seamlessly. Clear Button: Reset or delete entries with ease. Exciting Updates Ahead! Regularly adding new themes and designs based on user feedback to make this app even more enjoyable and practical. Perfect for Those Who: Want a simple yet powerful calculator. Appreciate stylish designs and extra features. Wish to turn routine calculations into delightful moments. Download now and make your calculation time more fun and productive!
Screenshots
Verdict
The clearest difference is price: Customizable calculator at Free against Calculator S.L.U.Y.S+'s $1.99. Customizable calculator also leads on update cadence (every 2 days vs every 3 months) and iOS requirement (13.0 vs 15.5). Calculator S.L.U.Y.S+'s advantage is ads (none vs shown). On 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
Customizable calculator is free to download; Calculator S.L.U.Y.S+ costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Calculator S.L.U.Y.S+ ships an update every 3 months, Customizable calculator every 2 days. The most recent releases landed on June 28, 2026 and October 25, 2026 respectively.
| Parameter | Calculator S.L.U.Y.S+ | Customizable calculator |
|---|---|---|
| Price | $1.99 | Free — better |
| Update frequency | Every 3 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.5 | 13.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 202 MB |
| Age rating | 4+ | 4+ |
| Developer | ImagineSpark Inc. | Hisashi Yoshizawa |
In-app purchases
Calculator S.L.U.Y.S+
No in-app purchases
Customizable calculator
No in-app purchases
Questions
Is Calculator S.L.U.Y.S+ free?
Is Customizable calculator free?
Do Calculator S.L.U.Y.S+ or Customizable calculator have ads?
Which is updated more often, Calculator S.L.U.Y.S+ or Customizable calculator?
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