# sci.calculator — stylish function calculator

> stylish function calculator (iPhone/iPad app by Yukihiro Shioya.)

- Source: https://appshunter.io/ios/app/scicalculator/id1620728508 (this page in markdown: same URL + `.md`)
- Developer: [Yukihiro Shioya](https://appshunter.io/developer/1565306192)
- Category: Productivity, Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.0 · 49 MB
- Languages: American English, Japanese
- Released: 2022-12-09
- Data updated: 2025-12-22
- User reviews in markdown: https://appshunter.io/ios/app/scicalculator/id1620728508/reviews.md

## What is sci.calculator?

A stylish yet powerful scientific calculator.


The app is designed with a single-screen layout for simple and intuitive operation.
Calculation history is saved and can be reused easily.
Results are shown in both mathematical notation and decimal format.

【Main Features】
• Basic arithmetic, modulo, trigonometric functions
• Exponential, logarithmic, power and root calculations
• Unit conversion and 47 scientific constants (CODEC2022)
• Prime factorization, GCD and LCM
• Binary, octal and hexadecimal calculations with logical operations
• 8 memory slots
• Permutations, combinations, and pseudo-random numbers
• Systems of linear equations (up to 4 variables)
• Polynomial equations (up to 4th degree)
• Equation solving using Newton’s method
• Time and angle calculations
• External keyboard support

【Designed for Ease of Use】
• Unit conversion includes intuitive units such as
  “Tokyo Dome volume,” light-years, and cooking measurements.
• Choose from 6 color themes to match your iPhone or iPad.
• Quick switching between RAD/DEG and number bases on a single screen.
• Supports iPad multitasking, allowing calculations alongside other apps.

Clean, readable, and efficient.
A scientific calculator that combines functionality with a modern design.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| remove Ads | $1.99 | one-time |



## Version history (last 5 releases)

### 4.7 — 2025-12-22

made minor bug fix

### 4.6 — 2025-11-02

Ver4.6
The calculation method for negative powers has been aligned with commercially available scientific calculators.

### 4.5 — 2025-10-13

Minor bugs have been fixed.

### 4.4 — 2025-10-09

Added functionality to solve equations using Newton's method

### 4.3 — 2025-10-03

Bug fixes and ad-free subscription added

## Apps similar to sci.calculator

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [OneTwoCount](https://appshunter.io/ios/app/onetwocount/id1454584180) | — | Free | Productivity |
| [Jumpstash](https://appshunter.io/ios/app/jumpstash/id1465670860) | 4.2 (5) | Free | Productivity |
| [Thetis Tools](https://appshunter.io/ios/app/thetis-tools/id1460268980) | — | Free | Productivity |
| [ZappID](https://appshunter.io/ios/app/zappid/id1455029820) | — | Free | Productivity |
| [SyncOnSet 5.0](https://appshunter.io/ios/app/synconset-50/id1460160860) | 1.7 (59) | Free | Productivity |
| [Your Ashford BC](https://appshunter.io/ios/app/your-ashford-bc/id1452979480) | — | Free | Productivity |

## More apps by Yukihiro Shioya

- [Number Place Class](https://appshunter.io/ios/app/number-place-class/id1565306190)
- [KidsNumberPlace](https://appshunter.io/ios/app/kidsnumberplace/id1576343365)
- [MakeColor](https://appshunter.io/ios/app/makecolor/id1580467591)
- [MemoforShopping](https://appshunter.io/ios/app/memoforshopping/id1586039232)
- [FollowCards](https://appshunter.io/ios/app/followcards/id1591107423)
- [TangledString](https://appshunter.io/ios/app/tangledstring/id1596545427)

All apps by Yukihiro Shioya: https://appshunter.io/developer/1565306192

---

*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 2025-12-22.*