# MemoDen

> A simple calculator with memory storage and real-time sum display. (iPhone/iPad app by SHIGEYUKI TAKAHASHI.)

- Source: https://appshunter.io/ios/app/memoden/id740382762 (this page in markdown: same URL + `.md`)
- Developer: [SHIGEYUKI TAKAHASHI](https://appshunter.io/developer/437200400)
- Category: Productivity, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 11.0 · 4 MB
- Languages: American English, Japanese
- Released: 2013-11-14
- Data updated: 2026-06-07
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/memoden/id740382762/reviews.md

## What is MemoDen?

It is a simple calculator that memory can be seen.

You can store five numbers of M1 ~ M5, the sum of them is displayed in the Sum at all times.

- The role of each button -
[C] : I will clear the number in the input.
[M+] : I will remember the M1 numbers in the input.
[MC] : I will clear the contents of the M1 ~ M5.
[税込] : Price that includes consumption tax in Japan.
[税抜] : Price minus the consumption tax in Japan.

## Key features

- Store up to five numbers (M1-M5)
- Real-time sum display
- Clear input function
- Remember numbers to memory
- Clear all memory
- Calculate price with tax
- Calculate price without tax

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/memoden/id740382762/reviews.md

### 1/5 — MemoDen

*2018-08-13*

Hopeless....Google ad covers important part of screen and there appears no way to change the language on the symbols. Uninstalled immediately after installation

## Frequently asked questions about MemoDen

### What is MemoDen?

MemoDen is a free calculator application designed for iPhone and iPad. It allows users to store up to five numbers (M1-M5) and see their sum displayed at all times, making it useful for quick calculations and memory recall.

### How do I use the memory functions in MemoDen?

You can use the [M+] button to store the current input number into memory. The [MC] button clears all stored numbers (M1-M5). The sum of these stored numbers is always visible in the 'Sum' display.

### Does MemoDen support tax calculations?

Yes, MemoDen includes specific buttons for tax calculations. The [税込] button calculates the price including Japanese consumption tax, and the [税抜] button calculates the price excluding it.

### Is MemoDen free to use?

Yes, MemoDen is available for free on the App Store. It does not require any payment to download or use its core calculator and memory features.

### What devices is MemoDen compatible with?

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

### How often is MemoDen updated?

The latest version of MemoDen is 1.4, which was last updated on September 30, 2019. While it hasn't seen recent updates, it remains a functional tool for its intended purpose.

### Does MemoDen have ads?

No, MemoDen does not contain advertisements. As a free application with no in-app purchases, users can enjoy an ad-free experience.

### What is the age rating for MemoDen?

MemoDen has an age rating of 4+, making it suitable for users of all ages. Its simple interface and basic calculator functions are easy to understand and operate.

## Version history (last 5 releases)

### 1.4 — 2019-09-30

Change the consumption tax rate to 10%.

### 1.3 — 2017-09-25

Supports 64 bits.

### 1.2 — 2014-03-31

Change to 8% sales tax. (In Japan)

### 1.1 — 2013-11-21

Minor bug fixes.

### 1.0 — 2013-11-14

No release notes.

## Apps similar to MemoDen

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Intuitive Memory Calculator](https://appshunter.io/ios/app/intuitive-memory-calculator/id1380417839) | 4.5 (46) | Free | Productivity |
| [メモ電卓: メモ付き電卓で計算をもっと便利に](https://appshunter.io/ios/app/id6470258947) | — | Free | Productivity |
| [Calculator 2tax](https://appshunter.io/ios/app/calculator-2tax/id1476140837) | 5.0 (1) | Free | Productivity |
| [PractiCalculator](https://appshunter.io/ios/app/practicalculator/id1137546240) | — | Free | Productivity |
| [EnkinGT](https://appshunter.io/ios/app/enkingt/id1606875326) | — | Free | Productivity |
| [UrbanAide](https://appshunter.io/ios/app/urbanaide/id6496849972) | — | Free | Productivity |

## More apps by SHIGEYUKI TAKAHASHI

- [highlow](https://appshunter.io/ios/app/highlow/id438132900)
- [tamaoto](https://appshunter.io/ios/app/tamaoto/id441694434)
- [soukaku](https://appshunter.io/ios/app/soukaku/id442373649)
- [burokuzu](https://appshunter.io/ios/app/burokuzu/id448131156)
- [nawatobi](https://appshunter.io/ios/app/nawatobi/id450426883)
- [mowain](https://appshunter.io/ios/app/mowain/id454135454)

All apps by SHIGEYUKI TAKAHASHI: https://appshunter.io/developer/437200400

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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 2026-06-07.*