# 100masu — What you need is a saving box

> What you need is a saving box (iPhone/iPad app by Makiko Aoki.)

- Source: https://appshunter.io/ios/app/100masu/id1438385732 (this page in markdown: same URL + `.md`)
- Developer: [Makiko Aoki](https://appshunter.io/developer/1437985315)
- Category: Lifestyle, Finance
- Price: Free
- Age rating: 4+
- Requires: iOS 11.0 · 32 MB
- Languages: English, Japanese, Chinese, Chinese
- Released: 2018-10-10
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/100masu/id1438385732/reviews.md

## What is 100masu?

Simply paint numbers, this is a new way to save your money with a feeling of enjoying a game.
the more you save, the more numbers will be filled, to fill numbers you need again to save…This is the only logic to keep continuous savings  ! 　


*** Features ***

 - No need to scroll the screen. 100 cells arranged in 1 screen.
 - 4 steps of simple operation every time.
   (Currency unit is only for the initial settings)
 - Saving procedure can be repeated unlimitedly.
 - Real-time display of the savings' data.
 - Color pad function  ‐You can choose different colors.
 - Function to set up any currency unit.
 - Function to set up any multiple unit (integres only./Please challenge only if you are good at mathematics.)
 - Customizable screen.

 
*** HOW TO USE ***
1. Click start
2. Set the multiples of the cells(needed only at the initial settings)
       numbers of all cells×     1（MAX　    5,050）
　　　　　〃　　　　 ×   10（MAX　   50,500）
   　　　　 〃                 × 100（MAX　  505,000）
   　　　　 〃                 × random integer (MAX    　     
  *For advanced users 
     !! Once setup is done, changes cannot be made.
   So please select carefully！
3. Set the amount of savings of this time(input is necessary at every time of the saving)　
　*The savings' amount you input every time should be same with "the sum of the　numbers of all cells selected every time ×multiples
　if they are same, it will appear "exactly !" at the right side of "Now: ＄XX
4. Deposit （click "deposit" on top of the screen of cells to confirm the amount of  savings)



*** HINT TO WIN ***

Using different numbers, fixed savings are possible ! The application is simple with limited fields to fill in, and this is why you can easily find a way to continuously enjoy your savings.

Start from which cell and fill in how many cells is all up to you. You can either save coins from your purse, or use divided-savings' method like 101*50=5050, 202*25=5050, 505*10＝5050, using "the sum of 1 to 100 is equal to 5050"rule. Also, use it under your own rules to make anticipated-savings, small-coins savings, economy savings, secret savings and so on. 

Depending on account balance or points, operation screens will be more customizable.
・How to get points Every time you save money,　you have a chance to get points.-Choose 1 out of 5 piggy bank.
・Every time you fill 100 cells, you will get points.


## Version history (last 3 releases)

### 1.02 — 2019-04-19

app name renamed.

### 1.01 — 2018-10-11

Japanese, Simplified and Traditional ver. of this app name can now be displayed.

### 1.0 — 2018-10-09

No release notes.

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## More apps by Makiko Aoki

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- [Quitter's Blood Pressure Memo](https://appshunter.io/ios/app/quitters-blood-pressure-memo/id1539622707)

All apps by Makiko Aoki: https://appshunter.io/developer/1437985315

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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 2026-05-19.*