Comparison

Project Plan 365 vs CostX

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

Head to head
About

Project Plan 365

This app offers robust project planning and collaboration features for individuals and teams. It allows users to view, edit, and create Microsoft Project files on iOS devices, supporting various standard views and reports. Seamlessly integrate with cloud storage for easy access and sharing.

Highlights
  • MS Project file compatibility (MPP)
  • Project planning and collaboration
  • Supports standard MS Project views
  • Cloud storage integration
  • Create and edit project plans
  • Critical path analysis and reports
Features
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Now Microsoft Project Plans (MPP) look better than ever on your IOS device! Project Plan 365 is an intuitive solution for project planning and project collaboration perfect for individual Project Managers and/or small teams working in fast-paced collaborative environments which may be across disparate geographic locations. Project Plan 365 looks and feels exactly like MS Project- you may think about PP365 as Microsoft Project for iPad/iPhone or MS Project for the Cloud! Project Plan 365 provides support for all MS Project standard views like Gantt Chart, Task Sheet, Network Diagram, Project Calendar, Task Usage, Resource Usage, Team Planner, etc. Project Plan 365 provides critical path info and all standard project reports, filters, time scale and other like MS Project sophisticated features. You can open and view MPP files from any cloud storage location like DropBox, OneDrive, Google Drive, Box, and SharePoint Online or from your local device Project Plan 365 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 Plan simple for the end users. In-App Option: Create New/Edit and Save in MPP File Format Create new Gantt Charts in MS Project MPP compatible formats or modify existing project schedules in the same intuitive way as Microsoft 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. Try Project Plan 365 with full functionalities free for 1 month! Project Plan 365 subscription is offered on a yearly (1 year) basis for a price of $129.99 USD per year and works on any supported platform and devices. Purchase Project Plan 365 subscription once, use on all supported devices and platforms. 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 Terms and Conditions: https://www.projectplan365.com/about/terms.html Privacy Policy: https://www.projectplan365.com/about/privacy.html

About

CostX

This app helps you break down and visualize projects, costs, and products. Create Work, Cost, and Product Breakdown Structures with customizable views and efficient data entry. Easily share and integrate information with other applications.

Highlights
  • Work, Cost, and Product Breakdown Structures (WBS, CBS, PBS)
  • Multiple views: graphical, list, columns
  • Intuitive data entry and manipulation
  • Drag-and-drop functionality
  • Copy and paste support
  • Customizable attribute fields
  • Efficient information sharing
Features
Read full description

Break down and visualize your work, costs and products. CostX helps you efficiently break down work, costs and products in your projects into manageable parts and automatically aggregate them from branch to trunk. CostX can be used to create Work Breakdown Structures (WBS), Cost Breakdown Structures (CBS) and Product Breakdown Structures (PBS) and is suitable for a wide range of applications thanks to its powerful customization capabilities. CostX makes it easy and convenient to break down objects to create tree structures and provides multiple forms of views to visualize your work. Thus, you have the freedom to display your project data in graphical, list and columns views, depending on your needs - CostX makes your work more efficient and intuitive. With carefully designed data entry, CostX gives you intuitive graphical manipulations, professional table manipulations, and familiar column manipulations in data entry to break down and create nodes, change attributes, and summarize costs. costX makes these tasks much easier than you might think, with minimal operating and learning costs. The application takes advantage of the powerful interactive capabilities offered by the system, helping you share information with the system and other applications extremely efficiently. By dragging and dropping, as well as copying and pasting, you can convert multiple lines of text into multiple nodes and build a tree structure in a single step, or create nodes with multiple information fields in bulk. In addition, you can batch copy data from multiple cells in Apple Number and MS Excel to the CostX spreadsheet. CostX’s customization options allow you to better adapt the program to your business needs and get creative. Users can customize the attribute fields they want, the display order, and how nodes are displayed in the various views as needed. More freedom leads to more usage scenarios. ## Ease of use - Multiple views for viewing and editing, you can choose the most suitable one for your needs. - Graphical view, allowing you to view and edit nodes in an intuitive way. - List view, with detailed data display and table editing that supports continuous input and switching and modifying cells. - Columns view, for convenient and familiar operation, similar to the columns view of the file application. - Property editor, maintenance of all properties of the node for changes. - Convenient operation of adding, duplicating, folding and indenting. ## Efficient - Powerful drag-and-drop support for: - Move and copy nodes within a document. - Merge costs within a document. - Drop CostX files into a node to insert its contents. - Drag images from Files app, Photos app, and Web browser. - Powerful copy and paste support. - Copy and paste within a document and between multiple documents. - Nodes - Cells - Copy text from outside: - Single-line text to create a new node. - Multiline text to create multiple nodes in series and get tree structure information. - Modify cell contents. - Copy data from Apple Number and Microsoft Excel: - Change cell contents in batch at once. - Batch add nodes with multiple fields at once. ## Customization - Base currency, cost rate and category settings. - More than fifty fields to choose from, including category, photo, simple and compound cost, text, date, percentage complete, etc. Costs can also be divided into two groups for comparison purposes. - Field settings. - Visibility in each view and in the property editor. - Field display title. - Field display width in the list view. - Field display order. - Display style of nodes in graphical view and columns view. - Use any CostX document as a template. ## Import & Export - Export the selected node as a CostX file. - SwiftApps WBS file into a CostX document. - CSV export. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Project Plan 3654 screens
CostX4 screens

Verdict

The call

The clearest difference is review sentiment: CostX at 100% against Project Plan 365's 21%. CostX also leads on rating (4.5 vs 3.3) and monetization model (free with in-app purchases vs subscription). Project Plan 365's advantage is ratings volume (41 vs 8). On price, ads, in-app purchases and device support 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. Project Plan 365 sells 1 in-app purchase, starting at $129.99 per year and CostX sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

CostX holds the better App Store score, 4.5 against 3.3. That said, the two scores are not equally well evidenced: Project Plan 365 has 41 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 21% of Project Plan 365's written reviews are positive against 100% of CostX's.

UpkeepUpdate frequency

Project Plan 365 ships an update every 2 months, CostX every 4 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
Project Plan 365 versus CostX: the parameters behind the verdict, then further details
ParameterProject Plan 365CostX
PriceFreeFree
Rating3.3 (41 ratings)4.5 (8 ratings) — better
Positive reviews20.8% of reviews100.0% of reviews — better
Number of ratings41 — better8
Update frequencyEvery 2 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.0 — better16.0
Further details — not scored
Size95 MB14 MB
Age rating4+4+
DeveloperHousatonic.com皓 李

Customer experience

Project Plan 365

All ratings41 ratings
Positive53.7%
Neutral14.6%
Negative31.7%
Written reviews53 reviews
Positive20.8%
Neutral17.0%
Negative62.3%

CostX

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Project Plan 365

Subscriptions1
  • Complete Editor1 Month trial$129.991 Year
2 purchases

CostX

Subscriptions2
  • Monthly$1.991 Month
  • Yearly$17.991 Year

Questions

Is Project Plan 365 free?
Project Plan 365 is free to download, with in-app purchases available.
Is CostX free?
CostX is free to download, with in-app purchases available.
Which has better reviews, Project Plan 365 or CostX?
CostX is rated higher. Project Plan 365 averages 3.3 out of 5 from 41 ratings, while CostX averages 4.5 from 8 ratings.
Do Project Plan 365 or CostX have ads?
Neither Project Plan 365 nor CostX shows ads.
Which is updated more often, Project Plan 365 or CostX?
Project Plan 365 ships an update every 2 months, and CostX every 4 weeks. Most recently, Project Plan 365 was updated on November 6, 2026 and CostX on November 3, 2026.

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