# LittleGray Calculator-Infinity — Real-time high-precision

> High-precision scientific calculator for large numbers, custom functions, and real-time expression evaluation. (iPhone/iPad app by 峻 杨.)

- Source: https://appshunter.io/ios/app/littlegray-calculator-infinity/id1393837500 (this page in markdown: same URL + `.md`)
- Developer: [峻 杨](https://appshunter.io/developer/1259658398)
- Category: Productivity, Utilities
- Price: $2.99 (on sale, was $4.99)
- Rating: 2.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 8.0 · 16 MB
- Languages: American English, Japanese, Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2018-09-07
- Data updated: 2026-08-27
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/littlegray-calculator-infinity/id1393837500/reviews.md

## What is LittleGray Calculator?

LittleGray Calculator-Infinity is a high-precision large number scientific calculator that supports real-time calculations of custom functions and expressions. The columnar display window allows you to intuitively view the calculation process and calculation results of expressions. A variety of button layouts allow You quickly swipe to switch between the simple keyboard and the all-purpose keyboard.
LittleGray Calculator-Infinity allows you to copy expressions from anywhere to the expression bar and modify the expressions by editing. It can also automatically generate historical records through the regular "=" sign of the calculator, and you can copy the parts you need in the historical records to The expression bar is recalculated.
LittleGray Calculator-Infinity features:
1. Columnar layout
2. The column display window is displayed in multiple modes, and the size of the column window can be switched by clicking the column display window three times
3. Support large number calculation function, up to 9999 factorial and 9999^9999 power.
4. Unlimited display mode of large integer digits.
5. Support the four arithmetic operations of arbitrary precision of addition, subtraction, multiplication and division, and the maximum division is reserved to 1000 digits after the decimal point
6. Custom function formula function, functions can be classified.
7 multiple key modes: simple keyboard, function keyboard, hexadecimal\logic calculation keyboard, the keyboard can be switched by sliding left and right
8. History record function
9. iCloud cloud synchronization function
10. Real-time voice function
11. Multiple button color matching
12. More functions are waiting for you to discover

## Key features

- High-precision large number calculations
- Real-time custom function evaluation
- Columnar display for process and results
- Multiple keyboard layouts
- History record function
- iCloud cloud synchronization
- Real-time voice input

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/littlegray-calculator-infinity/id1393837500/reviews.md

### 2/5 — Hard to understand

*2023-06-16*

Language written is hard to understand I was never a native speaker suggestion please clarify

## Frequently asked questions about LittleGray Calculator

### What is the price of LittleGray Calculator-Infinity?

LittleGray Calculator-Infinity is a paid app priced at $4.99. This one-time purchase grants access to all its features.

### Does LittleGray Calculator-Infinity have ads?

No, LittleGray Calculator-Infinity is ad-free. Users can perform calculations without any interruptions from advertisements.

### What devices support LittleGray Calculator-Infinity?

LittleGray Calculator-Infinity is available on iPhone, iPad, and iPod touch devices. It is designed to work across Apple's mobile ecosystem.

### How often is LittleGray Calculator-Infinity updated?

The app was last updated on September 5, 2024. Updates typically include bug fixes and new features to enhance the user experience.

### What is the age rating for LittleGray Calculator-Infinity?

LittleGray Calculator-Infinity has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content.

### Can I sync my calculations with LittleGray Calculator-Infinity?

Yes, LittleGray Calculator-Infinity features iCloud cloud synchronization. This allows you to keep your calculation history and settings consistent across your devices.

### What kind of calculations can LittleGray Calculator-Infinity perform?

It supports high-precision large number calculations, custom functions, and complex expressions. This includes arbitrary precision for addition, subtraction, multiplication, and division, with division reserved up to 1000 decimal places.

### What are the different keyboard modes in LittleGray Calculator-Infinity?

LittleGray Calculator-Infinity offers multiple key modes, including a simple keyboard, a function keyboard, and a hexadecimal/logic calculation keyboard. These can be switched by sliding left and right.

## Version history (last 5 releases)

### 1.3.10 — 2024-09-05

1. Fixed the problem of decimal exponentiation calculation time exceeding
2. Fixed the default function calculation problem

### 1.3.9 — 2024-03-03

1.Fixed the crash problem of long decimal power exponent
2. Fix the crash problem of x power
3. Fix the crash problem of x logical operation
4. Fix the problem of calculation accuracy of degrees, minutes and seconds.
5. Fix the problem that the greater than or less judgment result is always 0

### 1.3.8 — 2024-02-17

1. Fix bugs
2. Optimize settings for horizontal and vertical screen flipping interface

### 1.3.7 — 2024-01-29

1.Fix the error in pi calculation
2. Added support for Traditional Chinese, English, and Japanese language options

### 1.3.6 — 2023-06-12

1. Optimize setting display
2. Optimize horizontal and vertical screen display

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## More apps by 峻 杨

- [CrystalLink - Infinity](https://appshunter.io/ios/app/crystallink-infinity/id1259658408)
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- [Lights Off  - 开关灯经典益智解谜2](https://appshunter.io/ios/app/lights-off-2/id1294091065)
- [Crystal Clear - Hex Mania](https://appshunter.io/ios/app/crystal-clear-hex-mania/id1383145189)
- [Crystal Link](https://appshunter.io/ios/app/crystal-link/id1390433876)

All apps by 峻 杨: https://appshunter.io/developer/1259658398

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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 2026-08-27.*