# PH System vs 超タスク管理

The clearest difference is update cadence: 超タスク管理 at every 3 weeks against PH System's every 15 months. PH System's advantage is iOS requirement (13 vs 18.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PH System ships an update every 15 months, 超タスク管理 every 3 weeks. The most recent releases landed on September 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | PH System | 超タスク管理 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 3 weeks** |
| Size | 25 MB | 1 MB |
| Requires iOS | **13** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [barnet Inc.](https://appshunter.io/developer/1203142034) | [Yasuhiro Ogawa](https://appshunter.io/developer/1819699862) |

## What reviewers say

### PH System

[App page](https://appshunter.io/ios/app/ph-system/id1438705034)

**Features:** macOS Compatibility

**In-app purchases:** none


### 超タスク管理

[App page](https://appshunter.io/ios/app/id6747072667)

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

**In-app purchases:** none


## Frequently asked questions

### Is PH System free?

PH System is free to download, with no in-app purchases.

### Is 超タスク管理 free?

超タスク管理 is free to download, with no in-app purchases.

### Do PH System or 超タスク管理 have ads?

Neither PH System nor 超タスク管理 shows ads.

### Which is updated more often, PH System or 超タスク管理?

PH System ships an update every 15 months, and 超タスク管理 every 3 weeks. Most recently, PH System was updated on September 9, 2026 and 超タスク管理 on September 23, 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.*