# 施工管理+α vs GanttVision

The clearest difference is update cadence: GanttVision at every 5 days against 施工管理+α's every 6 weeks. 施工管理+α's advantage is iOS requirement (13.0 vs 15.0). 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.

施工管理+α ships an update every 6 weeks, GanttVision every 5 days. The most recent releases landed on September 13, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | 施工管理+α | GanttVision |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 days** |
| Size | 33 MB | 165 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [株式会社ブレイブ](https://appshunter.io/developer/1478396335) | [Kenichi Asai](https://appshunter.io/developer/1533979715) |

## What reviewers say

### 施工管理+α

[App page](https://appshunter.io/ios/app/plus/id1478396606)

**In-app purchases:** none


### GanttVision

[App page](https://appshunter.io/ios/app/ganttvisionai/id6759361773)

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

**In-app purchases:** none


## Frequently asked questions

### Is 施工管理+α free?

施工管理+α is free to download, with no in-app purchases.

### Is GanttVision free?

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

### Do 施工管理+α or GanttVision have ads?

Neither 施工管理+α nor GanttVision shows ads.

### Which is updated more often, 施工管理+α or GanttVision?

施工管理+α ships an update every 6 weeks, and GanttVision every 5 days. Most recently, 施工管理+α was updated on September 13, 2026 and GanttVision on September 9, 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.*