# Calculator 5 - Multitask cal — One Screen, Two calculators

> Dual-screen calculator with scientific functions and customizable themes. (iPhone/iPad app by 红升 孙.)

- Source: https://appshunter.io/ios/app/calculator-5-multitask-cal/id1661757579 (this page in markdown: same URL + `.md`)
- Developer: [红升 孙](https://appshunter.io/developer/1502418960)
- Category: Utilities, Productivity
- Price: $2.99
- Age rating: 4+
- Requires: iOS 12.0 · 28 MB
- Languages: American English, Arabic, Canadian French, German (Germany), Gujarati, Japanese, Korean, European Portuguese, Russian, Chinese (Simplified, China) and 2 more
- Released: 2023-01-05
- Data updated: 2026-07-26
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/calculator-5-multitask-cal/id1661757579/reviews.md

## What is Calculator 5?

This is a revolutionary interactive calculator application.

Support iPhone and iPad.

Mainline function:

1. Support displaying two calculators in one screen.

2. Two calculators can be displayed vertically, or two calculators can be arranged horizontally.

3. The result can be transferred to another calculator to continue the calculation.

4. Scientific calculator support.

5. Support any color theme, font color self-adaptation, any color looks good.

6. Simulate physical buttons, pressing the effect is super decompression.

Hope you like it.

## Key features

- Dual calculator display
- Vertical and horizontal layout
- Result transfer between calculators
- Scientific calculator support
- Customizable color themes
- Physical button simulation

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/calculator-5-multitask-cal/id1661757579/reviews.md

### 1/5 — Неплохой, но глючный

*2024-01-11*

Калькулятор по функциям, то что мне нужно, но очень подвисает и лагает

## Frequently asked questions about Calculator 5

### What devices does Calculator 5 support?

Calculator 5 is designed to support iPhone, iPad, and iPod devices. It offers a dual-screen experience optimized for these Apple platforms.

### How much does Calculator 5 cost?

Calculator 5 is a paid application with a price of $2.99. This one-time purchase grants you access to all its features.

### Does Calculator 5 have ads?

No, Calculator 5 is ad-free. You can use all its functionalities without any interruptions from advertisements.

### When was Calculator 5 last updated?

The latest version of Calculator 5 was released on October 15, 2025. This indicates ongoing support and potential for future improvements.

### What is the age rating for Calculator 5?

Calculator 5 has an age rating of 4+. This means it is suitable for children and adults alike, with no mature content.

### Can I transfer calculations between the two screens in Calculator 5?

Yes, a key feature of Calculator 5 is the ability to transfer results from one calculator to the other. This allows for seamless continuation of complex calculations.

### Does Calculator 5 offer scientific calculation capabilities?

Yes, Calculator 5 includes support for scientific calculations. This expands its utility beyond basic arithmetic for more advanced users.

### Can I customize the appearance of Calculator 5?

Absolutely. Calculator 5 allows you to choose any color theme and features font color self-adaptation, ensuring a visually pleasing experience.

## Version history (last 5 releases)

### 1.0.9 — 2025-10-15

Optimized the calculation accuracy.

### 1.0.8 — 2023-03-10

Fixed some bugs.

### 1.0.7 — 2023-01-17

Fixed some bugs.

### 1.0.6 — 2023-01-16

Fixed some bugs.

### 1.0.5 — 2023-01-13

Fixed some bugs.

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## More apps by 红升 孙

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- [Vetuco](https://appshunter.io/ios/app/vetuco/id6760254795)

All apps by 红升 孙: https://appshunter.io/developer/1502418960

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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 2026-07-26.*