# Consumption Tax Calculator — Add, remove and calculate JCT

> Japan Consumption Tax calculator for 10% and 8% rates, with reverse calculation. (iPhone/iPad app by Almost Antarctic.)

- Source: https://appshunter.io/ios/app/consumption-tax-calculator/id490232843 (this page in markdown: same URL + `.md`)
- Developer: [Almost Antarctic](https://appshunter.io/developer/411637964)
- Category: Finance, Business
- Price: $1.99
- Age rating: 4+
- Requires: iOS 15.0 · 1 MB
- Languages: American English, Japanese, Chinese (Simplified, China), European Spanish, Swedish
- Released: 2011-12-22
- Data updated: 2026-08-29
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/consumption-tax-calculator/id490232843/reviews.md

## What is Consumption Tax Calculator?

Makes working with Japan Consumption Tax really easy - even reverse CT calculations.

Features
- Calculate using new 10% standard rate (since October 2019) or 8% rate
- Add CT, or reverse it from any amount
- Automatic calculations as you type
- Basic +/- calculations if you need to know the total CT across a few items
- Simple and easy to use design with Dark Mode support on iOS13

Just start typing to add CT to any amount, or tap “Including CT” to do a reverse CT calculation.
Tap C or AC to clear, just like on your calculator

Consumption Tax Calculator is useful for businesses, shoppers and travellers.

----------------------------------- 

Feedback is always welcome: desk@almostantarctic.com

## Key features

- Calculate 10% and 8% JCT
- Reverse JCT calculations
- Automatic calculations as you type
- Basic +/- calculations
- Simple and easy-to-use design
- Dark Mode support

## Recent user reviews (5 of 5)

All indexed reviews: https://appshunter.io/ios/app/consumption-tax-calculator/id490232843/reviews.md

### 5/5 — アイコンがものすごくダサい

*2020-09-02*

メチャおりこうさん！
こう言うのホント助かる！

ずっと使い続けるばいね

### 5/5 — 小数点切り捨て

*2015-10-06*

私の使い方は、小数点以下を切り捨てなので、それに対応していただけると有り難いです。

### 5/5 — 仕事の効率に最適！

*2013-10-07*

こちらのアプリは税込みからの逆算（正味）が一目で確認できるので、かなり便利です。

無料のはいくつかありますが、逆算は見つかりませんでしたので、凄く助かります！

来年度には7%に引き上げられてしまうので、内税表示の準備も兼ねて税率設定をいじれるようにしていただけるとありがたいです。

お金を出す価値大有りなアプリです！

### 5/5 — しんぷる

*2012-06-26*

使いやすいし
いたらん機能もなくて
俺が求めてたアプリだた

### 5/5 — 領収書

*2012-06-22*

書く時にかなり便利

## Frequently asked questions about Consumption Tax Calculator

### What is the price of Consumption Tax Calculator?

Consumption Tax Calculator is a paid app priced at $1.99. This one-time purchase grants you access to all its features without any additional costs or subscriptions.

### Does Consumption Tax Calculator have ads?

No, Consumption Tax Calculator is ad-free. You can use the app without any interruptions from advertisements, ensuring a clean and focused user experience.

### What tax rates does Consumption Tax Calculator support?

Consumption Tax Calculator supports both the new 10% standard rate (effective October 2019) and the older 8% rate. You can easily switch between them for accurate calculations.

### Can Consumption Tax Calculator do reverse tax calculations?

Yes, Consumption Tax Calculator allows for reverse JCT calculations. You can input an amount that includes tax and the app will determine the original price and the tax amount.

### What devices is Consumption Tax Calculator available on?

Consumption Tax Calculator is available on iPhone, iPad, and iPod. It is designed to work seamlessly across these Apple devices.

### How often is Consumption Tax Calculator updated?

The app was last updated on April 9, 2026, indicating recent development and support. This suggests the developer is actively maintaining the application.

### What is the age rating for Consumption Tax Calculator?

Consumption Tax Calculator has an age rating of 4+. This indicates it is suitable for users of all ages and does not contain any content inappropriate for children.

### How does the automatic calculation feature work in Consumption Tax Calculator?

The automatic calculation feature in Consumption Tax Calculator updates the tax amount in real-time as you type. This provides instant feedback and speeds up the calculation process.

## Version history (last 5 releases)

### 4.20 — 2026-04-09

Minor improvements.

### 4.11 — 2022-11-27

Minor updates to keep app current.

### 4.1 — 2019-10-04

Dark mode support on iOS 13

### 4.01 — 2019-10-04

- support 10% and 8% rate introduced in October 2019
- added ability to do basic add/subtract calculations
- new design & icon
- support larger phone sizes including the new iPhone 11

### 3.50 — 2014-05-23

Updated interface with easier to use keypad 

Note: Consumption Tax Calculator will never interrupt your work to ask you to review this app. However if you are feeling generous and have a moment to spare, please take a minute to review the app, it really helps us.

## More apps by Almost Antarctic

- [NZ GST Calculator](https://appshunter.io/ios/app/nz-gst-calculator/id411637961)
- [Singaporean GST Calculator](https://appshunter.io/ios/app/singaporean-gst-calculator/id449740375)
- [UK VAT Calculator](https://appshunter.io/ios/app/uk-vat-calculator/id483740016)
- [South African VAT Calculator](https://appshunter.io/ios/app/south-african-vat-calculator/id887298905)
- [Swedish MOMS Calculator](https://appshunter.io/ios/app/swedish-moms-calculator/id887334893)

All apps by Almost Antarctic: https://appshunter.io/developer/411637964

## Related topics

[consumption tax calculator](https://appshunter.io/ios/topics/consumption-tax-calculator)

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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 2026-08-29.*