# 消費税++ vs 【消費税8%計算機】tax8

The clearest difference is review sentiment: 【消費税8%計算機】tax8 at 76% against 消費税++'s 38%. 【消費税8%計算機】tax8 also leads on in-app purchases (none vs 1) and ads (none vs shown). On price and update cadence there is nothing between them.

Both are free to download. 消費税++ sells 1 one-off in-app purchase. 【消費税8%計算機】tax8 asks for nothing beyond the download.

消費税++ ships an update every 2 months, 【消費税8%計算機】tax8 every 5 weeks. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 消費税++ | 【消費税8%計算機】tax8 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 38.0% of reviews | **76.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 43 MB | 4 MB |
| Requires iOS | 18.6 | **10.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Daiko K.K.](https://appshunter.io/developer/430300661) | [Tomohisa Nakajima](https://appshunter.io/developer/819239920) |

## What reviewers say

### 消費税++

[App page](https://appshunter.io/ios/app/plus-plus/id781186973)

Calculate tax-inclusive prices for 5%, 8%, and 10% tax rates instantly. Supports both tax-inclusive and tax-exclusive input, and can also function as a standard calculator. Offers simulation for future tax rates up to 20%.

**Highlights:** Instant tax calculation (5%, 8%, 10%), Input tax-inclusive or exclusive, Standard calculator functionality, Copy/paste and share results, Simulate future tax rates (up to 20%), Ad-free option via subscription

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示アドオン | $9.99 | one-time |


### 【消費税8%計算機】tax8

[App page](https://appshunter.io/ios/app/8tax8/id838251674)

This calculator quickly computes the final price including 8% consumption tax based on the pre-tax amount. It features a swipeable second calculator and widget support for quick access. Users can also choose how to handle fractional amounts, with options for rounding down, rounding to the nearest, or rounding up.

**Highlights:** 8% consumption tax calculation, Displays tax-inclusive price, Swipeable second calculator, Widget for quick access, Adjustable fractional rounding (down, nearest, up)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 消費税++ free?

消費税++ is free to download, with in-app purchases available.

### Is 【消費税8%計算機】tax8 free?

【消費税8%計算機】tax8 is free to download, with no in-app purchases.

### Do 消費税++ or 【消費税8%計算機】tax8 have ads?

消費税++ shows ads; 【消費税8%計算機】tax8 does not.

### Which is updated more often, 消費税++ or 【消費税8%計算機】tax8?

消費税++ ships an update every 2 months, and 【消費税8%計算機】tax8 every 5 weeks. Most recently, 消費税++ was updated on October 14, 2026 and 【消費税8%計算機】tax8 on October 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*