# Calc S.L.U.Y.S — Structured yet simple calc.

> Structured yet simple calc. (iPhone/iPad app by ImagineSpark Inc..)

- Source: https://appshunter.io/ios/app/calc-sluys/id1518673906 (this page in markdown: same URL + `.md`)
- Developer: [ImagineSpark Inc.](https://appshunter.io/developer/1517195068)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 12.0 · 14 MB
- Languages: English, Japanese
- Released: 2020-06-16
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/calc-sluys/id1518673906/reviews.md

## What is Calc S.L.U.Y.S?

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...
300+400x1.1=740
Calc S.L.U.Y.S calc like..
300+400x1.1=770

Simple, easy to use calc App nice for daily usual calc like consumption tax.

Performs two-items calculations with tree-structures in easy operation.
Calc progression display, and “Go back” the progression.
“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 “Calc Unit” with Text format data.
･ Register 2 consumption tax rates
･ Save one “Calc Unit” capability ( Up to 50 calcs with + edition ).
･ Load “Calc Unit” and re-calc with update.

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 “Upper level” 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.


## Version history (last 1 release)

### 1.1.1 — 2020-10-26

Adjusted to iOS14/iPadOS14.

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## More apps by ImagineSpark Inc.

- [Calculator S.L.U.Y.S+](https://appshunter.io/ios/app/calculator-sluys-plus/id1517195069)
- [放大字母 MagniZìfúer+](https://appshunter.io/ios/app/magnizifuer-plus/id1518264864)
- [放大字母 MagniZìfúer](https://appshunter.io/ios/app/magnizifuer/id1519142921)
- [MODE Notes](https://appshunter.io/ios/app/mode-notes/id1526935312)
- [MODE Notes lite : Local notes](https://appshunter.io/ios/app/mode-notes-lite-local-notes/id1531285808)

All apps by ImagineSpark Inc.: https://appshunter.io/developer/1517195068

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-19.*