# Patterns Calc -Calculator Tax+ — 200+ styles! Gorgeous! easy

> A customizable calculator with tax features and visual style options. (iPhone/iPad app by Hikaru Satomi.)

- Source: https://appshunter.io/ios/app/patterns-calc-calculator-tax-plus/id1569512624 (this page in markdown: same URL + `.md`)
- Developer: [Hikaru Satomi](https://appshunter.io/developer/1517351491)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 5.00/5 from 2 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 112 MB
- Languages: English, Japanese, Spanish
- Released: 2021-06-07
- Data updated: 2026-06-01
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/patterns-calc-calculator-tax-plus/id1569512624/reviews.md

## What is Patterns Calc?

— Features of Patterns Calc —

— Premium Features—

◉ One-handed mode

◉ Change Patterns as many times as you want

◉ Change the Patterns automatically

◉ Drag and drop the "Memo" button for easy calculation.

◉ Two memo function


— free Features —

◉ Drag-and-drop the "%" button to easily change the value to include tax.

◉ You can change the Patterns after see the reward ads

◉ Share your screenshot easily

◉ Many styles to choose

◉ Easy to read numbers

◉ Easy to press buttons

◉ Easy one memo function

◉ iPad compatible!

◉ Swipe right to correct.

◉ Swipe left to correct a single number.

◉ Change button color from black ⇄ white.

◉ Switch between "+", "-", "×", "÷" as many times as you like even if you make a mistake


What you can't do

The calculation method is not a "formula" method. The calculation method is not an "equation" method. The calculation is done in order, so「 x, ÷」 is not calculated first until you press "=" exsample is ( 10 + 20) × 3 = 90.

Maximum numbers will be performed up to 9,999,999,999 or -9,999,999,999 to damage the screen design

■■ Paid version ■■
Paid version has no ads and all functions are open!

・Memo becomes two.
・You can drag and drop memos and use them for calculations.
・You can enjoy changing the style in three modes "Preferred" "Every time I start it" and "Once a day"
・You will be able to use a simple "one-handed calculator" by simply sliding it.

●Restore Your Purchases
You can restore your purchases when you changed your iOS devices or reinstalled the app from [Restore Purchases] in the Settings -> Upgrade. Please note that you need to login to your iTunes settings in the iOS -> iTunes with the same Apple ID you used before.

●Manage or Cancel
Go to Settings > [your name] > iTunes & App Store.
Tap your Apple ID at the top of the screen.
Tap View Apple ID. You might need to sign in or use Touch ID.
https://support.apple.com/en-us/HT202039

●Payment will be charged to your Apple ID account at the confirmation of purchase.
●The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period.
●Your account will be charged for renewal within 24 hours prior to the end of the current period.
●You can manage and cancel your subscriptions by going to your App Store account settings after purchase.
●You will not be able to cancel the subscription once activated.
●Privacy Policy and Term of Use
https://www.patternscalc.com/2021/05/privacy-policy-body-font-family.html


We have also created a pattern-themed calculator called Patterns Calc, so you can choose the one you like best.

More info
◉ satomic apps web site
https://satomic.net

◉ satomic twitter
twitter https://twitter.com/satomic13

◉ Developer's Twitter
https://twitter.com/HikaruSatomi1

## Key features

- Customizable visual styles
- One-handed mode
- Tax calculation with drag-and-drop
- Dual memo functions
- Easy screenshot sharing
- iPad compatibility

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Premium Plan | $0.99 | per month |
| Premium Plan | $7.49 | per year |


## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/patterns-calc-calculator-tax-plus/id1569512624/reviews.md

### 5/5 — 毎日がカラフル

*2021-11-06, version 1.1.2*

タッチの感覚が心地いい。保存機能がすごく便利です。

### 5/5 — 良い！

*2021-06-11, version 1.0.0*

メモ機能が便利！
背景もいっぱいあって迷うから起動毎に変える設定で使ってます！

## Frequently asked questions about Patterns Calc

### Does Patterns Calc have ads?

Yes, Patterns Calc contains advertisements. Users can remove ads by purchasing the paid version.

### What is the calculation method used by Patterns Calc?

Patterns Calc uses an in-order calculation method, not a formula or equation method. For example, (10 + 20) × 3 will be calculated as 90, with multiplication not taking precedence over addition.

### What are the premium features of Patterns Calc?

Premium features include one-handed mode, unlimited pattern changes, automatic pattern changes, drag-and-drop memo buttons, and two memo functions. The paid version also offers an ad-free experience.

### How can I restore my purchases for Patterns Calc?

You can restore your purchases by going to Settings > Upgrade > Restore Your Purchases. Ensure you are logged into your iTunes account with the same Apple ID used for the original purchase.

### What is the maximum number Patterns Calc can handle?

Patterns Calc can perform calculations up to 9,999,999,999 or down to -9,999,999,999. This limit is in place to maintain the screen design.

### Can I manage or cancel my subscription for Patterns Calc?

Yes, you can manage and cancel subscriptions by going to your App Store account settings after purchase. Subscriptions automatically renew unless canceled at least 24 hours before the current period ends.

### What devices is Patterns Calc compatible with?

Patterns Calc is compatible with iPhone, iPad, and iPod devices. It also features iPad compatibility for a better user experience on larger screens.

### How often is Patterns Calc updated?

The app was last updated on May 1, 2022, with version 1.1.5. This indicates a relatively infrequent update cycle.

## Version history (last 5 releases)

### 1.1.5 — 2022-05-01

1. updated the library used.
2. corrected the processing of advertisements.

### 1.1.4 — 2022-01-30

◉ We have updated the library we are using.

### 1.1.3 — 2022-01-04

1. The top "MEMO", which is only available to Premium members, is now hidden under the ad, which could lead to accidentally touching the ad. It will now be hidden while the ad is displayed.

2. We have made some changes to make the premium features more accessible and usable.

3. We have updated the libraries we use to the latest versions.

### 1.1.2 — 2021-10-19

1. The button for in-app purchase to remove ads has been change larger and easier to see.

2. Change the in-app purchase button larger and easier to see.

3. We have labeled the one-year plan so that the 33% discount can be better understood and we hope you will take advantage of this plan.

### 1.1.1 — 2021-09-28

1. We have put a new buy button, because the previous one was too "small". The new button will be "bigger and more elegant", the "button" was to let you know that the application is available for use "without ads".

2. Corrected a problem where the text became too "so" dark and difficult to see when used in dark mode.

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## More apps by Hikaru Satomi

- [easyJapanese -Japanese study-](https://appshunter.io/ios/app/easyjapanese-japanese-study/id1517351492)
- [second Soul 英会話、韓国語、タイ語など31言語！](https://appshunter.io/ios/app/second-soul-31/id1521041246)
- [Newmo Calc Pro -Calculator-](https://appshunter.io/ios/app/newmo-calc-pro-calculator/id1544702050)
- [Patterns Calc Pro -Calculator-](https://appshunter.io/ios/app/patterns-calc-pro-calculator/id1549687006)
- [Newmo Calc -Calculator Tax++](https://appshunter.io/ios/app/newmo-calc-calculator-tax-plus-plus/id1567016429)

All apps by Hikaru Satomi: https://appshunter.io/developer/1517351491

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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 2026-06-01.*