Gantt Viewer vs Project Express
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gantt Viewer
This application allows users to view Microsoft Project files on their mobile devices. It supports various project views, including Gantt charts and resource usage, with intuitive touch gestures for navigation. Projects can be added from external sources like email and cloud storage.
- View Microsoft Project files (MPP/MPPX)
- Gantt Chart, Resource Usage, Task Usage views
- Touch-based navigation with gestures
- Add projects from Email, Dropbox, etc.
- Direct access from cloud storage
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Gantt Viewer is a professional viewer app for Microsoft Project (MPP/MPX) files. The app can easily display small and large project files. Gantt Viewer provides many useful views including tasks, resources, gantt chart and work. The app was developed for touch-based navigation and provides many useful gestures. List of features: * Projects - add projects from external apps like Email, DropBox and other. Keep your favorite projects in the app and view them any time. * Views - display project data in Gantt Chart, Resource Usage and Task Usage views. * Gestures - there are many useful gestures to navigate project data, change view mode and time scale, get details about tasks and resources. * Formats - Gantt Viewer works with the most of the Microsoft Projects (MPP/MPPX) formats. * DropBox - login with your DropBox account and open projects directly from your online storage. Gantt Viewer was developed to let people be more mobile especially when they need to work with their projects and can not spend time at the office.
Project Express
Manage projects and tasks efficiently from any location. Visualize progress with list or timeline views and easily share project updates via PDF export. Organize work and home projects with detailed notes and color-coding.
- Task scheduling and progress updates
- List and timeline (Gantt Chart) views
- Project sharing via PDF export
- Organize projects into groups
- Add detailed notes and resources
- Color-coded projects
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It’s quick to schedule and manage your tasks. Update the progress of your tasks at anytime away from your desk such as when you're in a meeting or in transit. View projects either as a list or timeline (Gantt Chart) and keep track of progress, making sure you complete all tasks on-schedule. - Easily manage projects at work or at home - Work with multiple projects and tasks - View tasks as a list or as a timeline (Gantt Chart) - Quickly update the progress status of tasks - Add detailed notes and resources to tasks - Organise your projects into groups Subscribe for more features such as organisations, risk management, decisions, obligations and exporting to PDF format Terms of Use: https://internetstack.com/terms Privacy Policy: https://internetstack.com/privacy
Screenshots
Verdict
The clearest difference is review sentiment: Project Express at 56% against Gantt Viewer's 0%. Project Express also leads on rating (5.0 vs 1.0) and device support (3 vs 1). Gantt Viewer's advantage is monetization model (free with in-app purchases vs paid) and iOS requirement (8.0 vs 26.0). 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
Both are free to download. Gantt Viewer sells 1 one-off in-app purchase and Project Express sells 4 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Project Express holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 0% of Gantt Viewer's written reviews are positive against 56% of Project Express's.
Gantt Viewer ships an update every 5 months, Project Express every 4 months. Both last shipped on October 8, 2026.
| Parameter | Gantt Viewer | Project Express |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 56.0% of reviews — better |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 5 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPad | iPhone, iPad, Mac — better |
| Requires iOS | 8.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 17 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Artezio LLC | Internet Stack |
Customer experience
Gantt Viewer
Project Express
In-app purchases
Gantt Viewer
- Gantt Viewer full versionFree
Project Express
- Pro - Monthly1 Month trial$9.991 Month
- Team - Monthly$12.991 Month
- Pro - Yearly1 Month trial$99.991 Year
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- Team - Yearly$129.991 Year
Questions
Is Gantt Viewer free?
Is Project Express free?
Which has better reviews, Gantt Viewer or Project Express?
Do Gantt Viewer or Project Express have ads?
Which is updated more often, Gantt Viewer or Project Express?
Other comparisons
