# MPP File Viewer vs P7M Viewer · P7M Reader

The clearest difference is iOS requirement: P7M Viewer · P7M Reader at 15.0 against MPP File Viewer's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. MPP File Viewer sells 4 in-app purchases, starting at $5.99 per month and P7M Viewer · P7M Reader sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

MPP File Viewer ships an update every 6 days, P7M Viewer · P7M Reader weekly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | MPP File Viewer | P7M Viewer · P7M Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/mpp-file-viewer-gantt-chart/id6799043030/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 35 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Mac, Apple Watch | iPhone, iPad, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [EUTOPIX LABS](https://appshunter.io/developer/1896294696) | [Rush Tools LLC](https://appshunter.io/developer/1896773547) |

## What reviewers say

### MPP File Viewer

[App page](https://appshunter.io/ios/app/mpp-file-viewer-gantt-chart/id6799043030)

View and inspect Gantt charts, tasks, and resources from Microsoft Project and Primavera P6 schedule files on your Apple devices. Export project information as PDF or CSV for easy sharing. Files are processed locally for privacy.

**Highlights:** Open MPP, MPT, MSPDI, XER, P6 XML, and MPX files, Inspect Gantt charts, tasks, and resources, Browse task hierarchy, Navigate pinch-to-zoom Gantt timeline, Export as PDF or CSV, Print Gantt charts

**Features:** Family Sharing, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GanttPeek Pro (Monthly) | $5.99 | per month |
| GanttPeek Pro (Yearly) | $19.99 | per year |
| GanttPeek Pro 7-Day Pass | $4.99 | one-time |
| GanttPeek Lifetime | $39.99 | one-time |


### P7M Viewer · P7M Reader

[App page](https://appshunter.io/ios/app/p7m-viewer-p7m-reader/id6804016896)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $6.99 | per 7 days |
| Annual Access | $59.99 | per year |
| Lifetime Access | $99.99 | one-time |


## Frequently asked questions

### Is MPP File Viewer free?

MPP File Viewer is free to download, with in-app purchases available.

### Is P7M Viewer · P7M Reader free?

P7M Viewer · P7M Reader is free to download, with in-app purchases available.

### Do MPP File Viewer or P7M Viewer · P7M Reader have ads?

Neither MPP File Viewer nor P7M Viewer · P7M Reader shows ads.

### Which is updated more often, MPP File Viewer or P7M Viewer · P7M Reader?

MPP File Viewer ships an update every 6 days, and P7M Viewer · P7M Reader weekly. Most recently, MPP File Viewer was updated on October 29, 2026 and P7M Viewer · P7M Reader on October 28, 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.*