# Calculator Ten — Ten Calculators in one!

> A multi-calculator utility with ten distinct calculation tools in one app. (iPhone/iPad app by Katsumi Yoshimura.)

- Source: https://appshunter.io/ios/app/calculator-ten/id1542585435 (this page in markdown: same URL + `.md`)
- Developer: [Katsumi Yoshimura](https://appshunter.io/developer/1542585437)
- Category: Utilities, Productivity
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 11 MB
- Languages: English, Japanese, Portuguese, Spanish
- Released: 2020-12-05
- Data updated: 2026-06-05
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/calculator-ten/id1542585435/reviews.md

## What is Calculator Ten?

By displaying a list of 10 calculators, you can easily operate with one numeric keypad.
If you have such an experience, please use it!
- Have you ever wanted another calculator while using it.
- Have you ever reluctantly cleared the calculation to do another calculation.

[Functions]
- A standard Calculator. Calculated in input order.
- The number of input and display digits is 10.
- Landscape orientation supported.
- Up to 10 calculators can be used.
- Swipe to move between calculators. (ON / OFF on the setting screen)
- The color of the calculator can be set individually. (Set in the individual settings screen)
- Supports percentage calculations.
- Consumption tax calculation (including tax and excluding tax) can be easily calculated on a dedicated screen.
- Percentage calculation can be easily calculated even from the dedicated screen.
- Rounding can be easily done from the dedicated screen.
- Display of calculation history.
- Use the Copy and Paste buttons to copy and paste data between each calculator.
- Press the SUM button to get the total for the entire calculator. (The currently selected calculator will not be included in the total.)
- Supports multitasking.
- Select the "Undo" button to go back to the previous calculation result.
- The calculation results can be copied to the clipboard (pasteboard).

## Key features

- Ten individual calculators
- Single numeric keypad
- Swipe to switch calculators
- Customizable calculator colors
- Calculation history display
- Copy and paste between calculators
- Undo function

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/calculator-ten/id1542585435/reviews.md

### 5/5 — Hands down the best calculator

*2024-01-04*

This is the best calculator app made hands down. It has every single feature needed. The developer is a genius!

### 5/5 — The Best Calculator On iPad and iPhone

*2022-05-16*

I am super impressed with this calculator.

## Frequently asked questions about Calculator Ten

### Does Calculator Ten have ads?

Yes, Calculator Ten contains advertisements. This allows the app to be offered for free to users.

### How many calculators can I use with Calculator Ten?

Calculator Ten allows you to use up to ten distinct calculators simultaneously. You can easily switch between them by swiping.

### Can I customize the appearance of the calculators in Calculator Ten?

Yes, you can set the color of each calculator individually within the app's settings screen. This allows for personalized organization.

### Does Calculator Ten support landscape mode?

Yes, Calculator Ten supports landscape orientation, providing a more comfortable viewing and input experience on compatible devices.

### What calculation history features does Calculator Ten offer?

Calculator Ten displays your calculation history, allowing you to review past operations. You can also copy and paste results from the history.

### Is Calculator Ten available on all Apple devices?

Calculator Ten is available for iPhone, iPad, and iPod touch. It is designed to work across these Apple devices.

### How often is Calculator Ten updated?

The latest version of Calculator Ten is 1.1.1, last updated on July 5, 2021. Updates typically bring bug fixes and feature enhancements.

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

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

## Version history (last 5 releases)

### 1.1.1 — 2021-07-05

Supports Spanish and Portuguese.

### 1.1.0 — 2021-06-01

- Add tax calculation.
- Enhanced percent calculation.
- Addition of rounding process.
- Set the color of each calculator.
- Swipe to move between calculators.
etc.

### 1.0.2 — 2020-12-17

Bug fixes.

### 1.0.1 — 2020-12-14

Bug fixes.

### 1.0.0 — 2020-12-05

No release notes.

## Apps similar to Calculator Ten

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Smart Calculator - SmartCalc](https://appshunter.io/ios/app/smart-calculator-smartcalc/id1474061594) | 4.5 (22) | Free | Utilities |
| [MathE - Calculator](https://appshunter.io/ios/app/mathe-calculator/id1581123973) | 5.0 (1) | Free | Utilities |
| [Minimum Calc](https://appshunter.io/ios/app/minimum-calc/id1640356184) | 5.0 (1) | Free | Utilities |
| [Better Calc](https://appshunter.io/ios/app/better-calc/id1585689494) | 5.0 (2) | Free | Utilities |
| [Calculator - All in 1](https://appshunter.io/ios/app/calculator-all-in-1/id1460775720) | 4.3 (10) | Free | Utilities |
| [Calculate++](https://appshunter.io/ios/app/calculate-plus-plus/id1223337836) | 3.5 (2) | Free | Utilities |

## More apps by Katsumi Yoshimura

- [Custom Color Match3 Puzzle](https://appshunter.io/ios/app/custom-color-match3-puzzle/id1580656810)

All apps by Katsumi Yoshimura: https://appshunter.io/developer/1542585437

---

*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 2026-06-05.*