# A-Calc9 — Calculator with simple history

> Calculator app with history, notes, and customizable lists. (iPhone/iPad app by ACCESS, K.K..)

- Source: https://appshunter.io/ios/app/a-calc9/id1033367353 (this page in markdown: same URL + `.md`)
- Developer: [ACCESS, K.K.](https://appshunter.io/developer/562152712)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 9.0 · 7 MB
- Languages: American English, French (France), German (Germany), Italian, Japanese, Korean, European Portuguese, Russian, Chinese (Simplified, China), Mexican Spanish and 1 more
- Released: 2015-11-17
- Data updated: 2026-06-24
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/a-calc9/id1033367353/reviews.md

## What is A?

- This calculator app features a list.

- Mis-entered numbers can be corrected individually later.

- A short note can be added at the upper left of each number.

- Three lists are available, and can be copied and pasted.

- Adjust background color, brightness, etc. in the settings via the top right gear icon.   

- The position of the number buttons can be moved right or left when the lists are displayed (swipe the logo).

- All functions are available in the free version.

- Ads can be deleted by an in-app purchase.

## Key features

- Simple history list
- Correct mis-entered numbers
- Add notes to entries
- Multiple copyable lists
- Customizable background and brightness
- Movable number buttons

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove the ads. | $0.99 | one-time |



## Frequently asked questions about A

### What is A-Calc9?

A-Calc9 is a calculator application designed for iPhone and iPad. It offers a simple history feature, allowing users to review and correct previous calculations, add notes, and manage multiple lists of entries.

### Is A-Calc9 free to use?

Yes, all core functions of A-Calc9 are available in the free version. Users can perform calculations, utilize the history, and manage lists without any initial cost.

### Can I remove ads from A-Calc9?

Yes, A-Calc9 contains advertisements. You can remove these ads by making an in-app purchase, which is offered within the application.

### What devices does A-Calc9 support?

A-Calc9 is compatible with iPhone, iPad, and iPod devices. It is designed to run on Apple's iOS operating system.

### How often is A-Calc9 updated?

The latest version of A-Calc9 is 1.9, which was released on December 1, 2017. The app was initially released on November 17, 2015.

### What is the age rating for A-Calc9?

A-Calc9 has an age rating of 4+. This indicates it is suitable for users aged four and above, with no mature content.

### Can I customize the appearance of A-Calc9?

Yes, A-Calc9 allows for customization of the background color and brightness through its settings. Additionally, the position of the number buttons can be adjusted.

### How does A-Calc9 handle mis-entered numbers?

A-Calc9 features a history list where mis-entered numbers can be corrected individually after they have been entered. This allows for easy editing of previous calculations.

## Version history (last 5 releases)

### 1.9 — 2017-12-01

This app has been updated by Apple to display the Apple Watch app icon.

iPhone X compatible

### 1.8 — 2017-09-26

Minor bug fixes and stability improvements

### 1.7 — 2017-09-08

Bug fixes (Rounding)

### 1.6 — 2016-12-14

Minor bug fixes and stability improvements

### 1.5 — 2016-11-30

Minor bug fixes and stability improvements

## Apps similar to A

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Calculator with history tape +](https://appshunter.io/ios/app/calculator-with-history-tape-plus/id1662960035) | 3.7 (3) | Free | Utilities |
| [Calculator with History ++](https://appshunter.io/ios/app/calculator-with-history-plus-plus/id1663783541) | 3.9 (19) | Free | Utilities |
| [Calculator - CalcPro](https://appshunter.io/ios/app/calculator-calcpro/id1321874059) | 3.6 (9) | Free | Utilities |
| [KuCalc](https://appshunter.io/ios/app/kucalc/id6445941447) | — | Free | Utilities |
| [GoCalc - With history](https://appshunter.io/ios/app/gocalc-with-history/id1584415115) | 5.0 (3) | Free | Utilities |
| [Cuspart: Calculator](https://appshunter.io/ios/app/cuspart-calculator/id1546543143) | 5.0 (1) | Free | Utilities |

## More apps by ACCESS, K.K.

- [G-Chord](https://appshunter.io/ios/app/g-chord/id562152709)
- [ACalc (Calculator with a list)](https://appshunter.io/ios/app/acalc-calculator-with-a-list/id563482062)
- [P-Chord](https://appshunter.io/ios/app/p-chord/id564188907)
- [U-Chord](https://appshunter.io/ios/app/u-chord/id564189732)
- [ACalcM](https://appshunter.io/ios/app/acalcm/id605657598)
- [Pocket Notify](https://appshunter.io/ios/app/pocket-notify/id673940177)

All apps by ACCESS, K.K.: https://appshunter.io/developer/562152712

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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 2026-06-24.*