# 簡単タグ管理 tomTag vs Unit Converter Max

The clearest difference is in-app purchases: 簡単タグ管理 tomTag at none against Unit Converter Max's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Unit Converter Max sells 1 one-off in-app purchase. 簡単タグ管理 tomTag asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 25, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | 簡単タグ管理 tomTag | Unit Converter Max |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (26 ratings)](https://appshunter.io/ios/app/unit-converter-max/id6747881604/reviews)** |
| Number of ratings | — | **26** |
| Positive reviews | — | 87.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free |
| Size | 1 MB | 36 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Taro Tomura](https://appshunter.io/developer/1243542772) | [Rich Soft Co., Ltd](https://appshunter.io/developer/1499019813) |

## What reviewers say

### 簡単タグ管理 tomTag

[App page](https://appshunter.io/ios/app/tomtag/id6745245052)

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

**In-app purchases:** none


### Unit Converter Max

[App page](https://appshunter.io/ios/app/unit-converter-max/id6747881604)

This app offers fast and accurate conversions for over 30 unit categories and 150 world currencies. It features a clean interface, offline functionality, and light/dark modes, designed for travel, work, and everyday calculations.

**Highlights:** 30+ unit categories, 150+ world currencies, Offline unit conversion, Clean, easy-to-read interface, Light and dark mode, Fast and accurate results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Converter Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is 簡単タグ管理 tomTag free?

簡単タグ管理 tomTag is free to download, with no in-app purchases.

### Is Unit Converter Max free?

Unit Converter Max is free to download, with in-app purchases available.

### Do 簡単タグ管理 tomTag or Unit Converter Max have ads?

Neither 簡単タグ管理 tomTag nor Unit Converter Max shows ads.

### Which is updated more often, 簡単タグ管理 tomTag or Unit Converter Max?

簡単タグ管理 tomTag ships an update every 3 weeks, and Unit Converter Max every 3 weeks. Most recently, 簡単タグ管理 tomTag was updated on October 25, 2026 and Unit Converter Max on October 17, 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.*