# JicoCalc - Calculator — All-In-One Calculator

> All-in-one calculator and productivity toolkit with 90+ tools and 49 unit conversion categories. (iPhone/iPad app by Shanghai Mashang Yunxing Technology Co., Ltd..)

- Source: https://appshunter.io/ios/app/jicocalc-calculator/id6448924181 (this page in markdown: same URL + `.md`)
- Developer: [Shanghai Mashang Yunxing Technology Co., Ltd.](https://appshunter.io/developer/1686848479)
- Category: Productivity, Utilities
- Price: Free with in-app purchases
- Rating: 4.81/5 from 42 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 63 MB
- Languages: English, French, German, Italian, Japanese, Korean, Polish, Portuguese, Russian, Chinese and 5 more
- Released: 2023-06-11
- Data updated: 2026-08-11
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/jicocalc-calculator/id6448924181/reviews.md

## What is JicoCalc?

JicoCalc is a one-stop multifunction calculator app that brings together a calculator, scientific calculator, unit converter, and a wide range of practical tools, with 90+ useful tools and 49 unit conversion categories.

From everyday calculations and study or work to engineering conversions, financial estimates, date handling, electronics, and developer utilities, everything can be done efficiently in one app.

[Core Features]
1. Calculator
- Supports both basic and scientific calculations
- Supports expression editing with cursor placement, history, and decimal-place settings

2. Unit Converter
- Includes 49 unit conversion categories
- Covers length, area, volume, temperature, time, speed, mass, pressure, energy, power, frequency, digital data, data transfer rate, radioactivity, and more
- Supports batch conversion, base-unit switching, adding units, swipe to delete, drag to reorder, and significant-figure settings

3. Electronics Tools
- Ohm's Law Calculator for voltage, current, resistance, and power
- Resistor Color Code for reading band colors and converting resistance values
- Inductor Color Code for through-hole and ceramic chip inductors

4. Finance and Everyday Tools
- Currency converter, loan calculator, interest calculator, unit price calculator, sales tax calculator, tip calculator, and discount calculator
- Date calculator, time calculator, age calculator, and Morse code tools
- BMI calculator, macronutrient calculator, body fat percentage, and blood type inheritance tools

5. Math and Developer Tools
- Random number generator, average calculator, prime number checker, fraction calculator, and GCD/LCM
- Base converter, CIDR calculator, string hash, Base64, and string-to-hex tools
- HTTP status code reference, regex tools, Whois lookup, Ping, SSL lookup, and page source viewer

[Experience]
- Search, favorites, and history make frequently used tools easier to find and manage
- Supports multiple languages, dark mode, and light mode
- Supports launch-page preferences, calculator decimal places, and unit significant figures
- Supports both iPhone and iPad

JicoCalc will continue adding more practical tools and become the multifunction calculator you can always keep at hand.

## Key features

- Basic and scientific calculations
- 49 unit conversion categories
- Currency and loan calculators
- Date and time calculations
- Developer tools (Base converter, string hash)
- Search, favorites, and history
- Dark and light mode support

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| JicoCalc Pro (Lifetime) | $4.99 | one-time |


## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/jicocalc-calculator/id6448924181/reviews.md

### 5/5 — 好好好好

*2025-10-11*

开发者牛逼🐮

### 5/5 — 给大大的点赞👍

*2024-10-09*

功能多，无广告，直观易懂，是一款难得的便捷好用的且免费app。

**Developer response:** 感谢支持❤️

### 5/5 — 良心作者

*2024-05-19*

App功能多，还没广告，好评

**Developer response:** 感谢使用

## Frequently asked questions about JicoCalc

### What types of calculations can JicoCalc perform?

JicoCalc supports both basic and scientific calculations, including expression editing. It also offers specialized calculators for finance (loans, interest, sales tax), dates, time, and everyday math.

### How many unit conversion categories does JicoCalc offer?

JicoCalc features over 49 unit conversion categories, covering a wide range of measurements such as length, area, volume, temperature, speed, mass, and digital data.

### Does JicoCalc have ads?

Yes, JicoCalc contains advertisements. As a free app with in-app purchases, it utilizes ads to support its development and features.

### What developer tools are included in JicoCalc?

JicoCalc includes developer-focused tools like a base converter, string hashing, Base64 encoding, HTTP status code references, and Whois lookup, aiding in various technical workflows.

### Is JicoCalc available on both iPhone and iPad?

Yes, JicoCalc is designed to support both iPhone and iPad devices, offering a consistent experience across Apple's mobile platforms.

### How often is JicoCalc updated?

The latest version of JicoCalc is 3.0.0, and it was last updated on March 13, 2026. While this indicates a recent update, historical update frequency is not provided.

### What is the age rating for JicoCalc?

JicoCalc has an age rating of 4+, making it suitable for a wide range of users, including younger individuals who may benefit from its basic calculation features.

### Can I customize JicoCalc's appearance and settings?

Yes, JicoCalc supports customization options such as dark mode and light mode, launch-page preferences, calculator decimal places, and unit significant figures for a personalized user experience.

## Version history (last 5 releases)

### 3.1.0 — 2026-04-20

- Added Resistor Color Code for reading band colors and converting resistance values
- Added Inductor Color Code for through-hole and ceramic chip inductors
- Added Ohm's Law Calculator for voltage, current, resistance, and power
- Added support for Portuguese, Thai, Vietnamese, Turkish, and Polish
- Improved the experience for date and time calculations
- Fixed known issues and improved overall stability

### 3.0.0 — 2026-03-13

- Added calculator history to review and reuse results
- Added calculator settings for decimal precision and default calculator type
- Categories now support subcategories for easier browsing
- Unit Converter now includes 7 more subcategories and supports adding and removing units
- Improved the Time Calculator and Date Calculator experience
- Refined search, Settings, and parts of the UI
- Better overall performance and stability

### 2.9.3 — 2025-08-15

- Optimization: The clear button at the top will be automatically hidden when the history is empty.
- Optimization: The sort button at the top will be automatically hidden when the favorites list is empty.

### 2.9.2 — 2025-08-08

- Improved: [Whois Lookup] optimized network error handling
- Improved: [Compound Interest Calculator] enhanced calculation result stability and accuracy
- Improved: [Search Page] fixed performance issues when virtual keyboard appears, enhanced user experience
- Fixed: [Random Number Generator] resolved result display issues

### 2.9.1 — 2025-07-16

- Fixed some bugs

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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 2026-08-11.*