Comparison

Oracle Primavera P6 EPPM vs iProject Viewer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Oracle Primavera P6 EPPM

This app allows field team members to update project activity progress and submit timesheets directly from their mobile devices. It enables viewing activity details, attaching media, and synchronizing changes offline. A demo mode is available for evaluation.

Highlights
  • Update activity progress
  • Submit timesheets
  • View activity details
  • Attach pictures and markup
  • Offline mode synchronization
  • Customizable activity list
  • View activity location on map
Features
Read full description

By installing this app you agree to the End User License Agreement terms at https://docs.oracle.com/cd/E68201_01/EULA/en/P6iOS_EULA.html. If you already have a current license and connection to Primavera P6, P6 mobile is the perfect companion to P6 web for team members on the go. The simple interface allows for quick status updates and timesheet submittal so a project schedule remains accurate and timely. Features: Update activity progress and submit timesheets right from the place where the work is happening. Provide status updates for other resources assigned to activities. Customize your activity list with built-in filters, including projects, WBS, status, location, due date, primary resource, and starred status. View the activity location in map view and navigate to the job site using the map application on your device. View and update additional activity details such as codes, user defined fields, steps, notebook topics, documents, and related activities. Attach pictures, markup and visually update the activity progress. Create multiple reminders based on activity start dates and timesheet due dates. Update activities in offline mode and automatically synchronize changes when internet connectivity is restored. Choose whether and when to download the most recent data from the server to facilitate working offline. Note: P6 for iOS includes a demo mode that enables you to evaluate the app without a license or connection to Oracle P6. For full functionality, a current license and connection to Oracle P6 Enterprise Project Portfolio Management 15.1 or later is required. The P6 mobile app for iOS is tested on iOS 11 and above.

About

iProject Viewer

View, edit, and create Microsoft Project plans on your iOS device. Access files from cloud storage and email, with advanced editing and viewing options available through in-app purchases.

Highlights
  • Open MS Project files from cloud storage
  • Create new Gantt charts
  • Edit and save existing MS Project plans
  • View Gantt, Task, and Resource Sheets
  • Advanced sorting and filtering
  • Network Diagram view
  • Print project info to PDF
Features
Read full description

New!! Create Gantt charts and edit/save existing MS Project Plans in MPP file format! Housatonic’s Project Viewer 365 for iOS allows you to open MS Project Plans from cloud locations like Google Drive. Dropbox, OneDrive, SharePoint Online, Box, Basecamp, URL Links and email attachments.

 Housatonic Project Viewer 365 for iOS is compatible with Microsoft Project (MPP file format) 2024, 2021, 2019, 2016, 2013, 2010, 2007, 2003 and earlier versions. The interface is intuitive making Project Viewer simple for the end users.

 Now Microsoft Project Plans look better than ever on your iOS. Free view-only MS Project views like Gantt chart, Task Sheet and Resource Sheet are available along with basic project plan sorting, filters, zooming and time scale viewing capabilities.

 Additional features can be enabled by subscribing to in-app-purchase packages: In-App Option 1: Advanced View Only Enable advanced sorting capabilities, apply additional filter options, customize time scale 
Access additional project views like Calendar View, Resource and Task Usage, View Network Diagram
 View Multiple Project Reports and Print Project Info to PDF or Paper
 This in-app purchase option is offered on a yearly (1 year) basis for a price of $19.99 USD per year. In-App Option 2: Standard Editor Create new Gantt charts and modify existing project schedules in the same intuitive way as MS Project. Save and Share your plans (MPP files) from any storage or cloud location on any iOS device. Works with, or as an alternative to Microsoft Project. This in-app purchase option is offered on a yearly (1 year) basis for a price of $129.99 USD per year. Payment will be charged to iTunes Account at confirmation of purchase Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase No cancellation of the current subscription is allowed during active subscription period Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable Terms and Conditions: http://housatonic.com/terms.html Privacy Policy: http://housatonic.com/privacy.html

Screenshots

Oracle Primavera P6 EPPM4 screens
iProject Viewer4 screens

Verdict

The call

The clearest difference is rating: iProject Viewer at 3.7 against Oracle Primavera P6 EPPM's 2.6. iProject Viewer also leads on review sentiment (26% vs 17%). Oracle Primavera P6 EPPM's advantage is in-app purchases (none vs 2) and iOS requirement (11.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. iProject Viewer sells 2 in-app purchases, starting at $19.99 per year. Oracle Primavera P6 EPPM asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

iProject Viewer holds the better App Store score, 3.7 against 2.6. Both are backed by a comparable volume of ratings — 12 and 17 respectively. Written reviews point the same way: 17% of Oracle Primavera P6 EPPM's written reviews are positive against 26% of iProject Viewer's.

UpkeepUpdate frequency

Oracle Primavera P6 EPPM ships an update every 2 months, iProject Viewer every 3 months. The most recent releases landed on August 12, 2026 and August 24, 2026 respectively.

Scorecard5 real differences · 5 level
Oracle Primavera P6 EPPM versus iProject Viewer: the parameters behind the verdict, then further details
ParameterOracle Primavera P6 EPPMiProject Viewer
PriceFreeFree
Rating2.6 (12 ratings)3.7 (17 ratings) — better
Positive reviews16.7% of reviews26.0% of reviews — better
Number of ratings1217 — better
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size23 MB95 MB
Age rating4+4+
DeveloperOracle America, Inc.Housatonic.com

Customer experience

Oracle Primavera P6 EPPM

All ratings12 ratings
Positive33.3%
Neutral8.3%
Negative58.3%
Written reviews12 reviews
Positive16.7%
Neutral25.0%
Negative58.3%

iProject Viewer

All ratings17 ratings
Positive64.7%
Neutral5.9%
Negative29.4%
Written reviews50 reviews
Positive26.0%
Neutral16.0%
Negative58.0%

In-app purchases

None

Oracle Primavera P6 EPPM

No in-app purchases

2 purchases

iProject Viewer

Subscriptions2
  • Advanced View-Only1 Month trial$19.991 Year
  • Standard Editor1 Month trial$129.991 Year

Questions

Is Oracle Primavera P6 EPPM free?
Oracle Primavera P6 EPPM is free to download, with no in-app purchases.
Is iProject Viewer free?
iProject Viewer is free to download, with in-app purchases available.
Which has better reviews, Oracle Primavera P6 EPPM or iProject Viewer?
iProject Viewer is rated higher. Oracle Primavera P6 EPPM averages 2.6 out of 5 from 12 ratings, while iProject Viewer averages 3.7 from 17 ratings.
Do Oracle Primavera P6 EPPM or iProject Viewer have ads?
Neither Oracle Primavera P6 EPPM nor iProject Viewer shows ads.
Which is updated more often, Oracle Primavera P6 EPPM or iProject Viewer?
Oracle Primavera P6 EPPM ships an update every 2 months, and iProject Viewer every 3 months. Most recently, Oracle Primavera P6 EPPM was updated on August 12, 2026 and iProject Viewer on August 24, 2026.

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