MPP File Viewer: Gantt Chart
Construction Schedule & XER
Price history
About
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.
What's New in MPP File Viewer
1.3.0
October 25, 2026
• Saved project reviews connect weekly minutes and unfinished actions. • Import XLSX with sheet and column mapping, then validate task rows. Formulas are not calculated. • Create simple manual plans with valid-draft autosave and CSV or Project XML export.
MoreSubscriptions & In-App Purchases
GanttPeek Pro (Yearly)
Unlimited projects, renewed yearly
Developer apps
FAQ
What file formats does MPP File Viewer support?
MPP File Viewer supports Microsoft Project MPP files (MPP8, MPP9, MPP12, MPP14), MPT templates, Microsoft Project XML (MSPDI), Primavera P6 XER exports and P6 XML, and MPX (Microsoft Project Exchange) files.
Can I edit project files with MPP File Viewer?
No, MPP File Viewer is a read-only application. It is not a certified scheduling or contractual-verification system and does not write back to the files.
Does MPP File Viewer have ads?
No, MPP File Viewer is ad-free. The app is designed with privacy in mind and does not include advertising, analytics SDKs, or cloud parsers.
What devices is MPP File Viewer available on?
MPP File Viewer is available on Mac, iPhone, and iPad, allowing you to view your project schedules across multiple Apple devices.
How does the free version of MPP File Viewer work?
The free version allows you to open one real project with every viewing and export tool. For unlimited access, MPP File Viewer Pro offers a subscription or a one-time lifetime purchase.
Is my project data secure with MPP File Viewer?
Yes, MPP File Viewer is private by design. Files are processed locally on your device, and the app has no account, advertising, analytics, or cloud servers.
How often is MPP File Viewer updated?
The latest version, 1.1.7, was released on September 28, 2026, indicating regular updates to improve functionality and compatibility.
What are the subscription options for MPP File Viewer Pro?
MPP File Viewer Pro offers an optional monthly or yearly subscription, as well as a one-time lifetime purchase for full access to all features.
