Onstruc vs MPP Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Onstruc
Streamline your work with automated report generation and customizable PDF documentation. This tool simplifies complex documentation processes for various industries, allowing for quick creation of reports from photos, measurements, and more.
- Automated report generation
- Customizable PDF reports
- Photo drawing and tagging
- QR/barcode scanning
- License plate recognition
- Digital signatures
- Team management
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Onstruc: The Ultimate Documentation & Reporting Tool Onstruc redefines documentation efficiency, transcending beyond the construction industry. Embrace the power of automated report generation, now with free templates for vehicle documentation, time tracking, visual inspections, measurements, delivery notes, and daily construction reports. Our platform is designed to streamline your work processes, making documentation intuitive and hassle-free. Why Onstruc? Your Work, Simplified - Seamless Integration: Real-time synchronization ensures your team stays updated, bridging the gap between field and office seamlessly. Work from a unified standpoint, regardless of device. - Effortless Reporting: Generate detailed, customizable PDF reports in seconds. Say goodbye to cumbersome word processors. Our intuitive field system streamlines report creation, making it a breeze. - Intuitive Design: Experience unmatched ease of use. Get started immediately, with no need for endless sales consultations. From download to first report in under 120 seconds. - Eco-Friendly: Cut down on travel, save costs, and reduce CO2 emissions. Stay updated from anywhere, minimizing the need for printed reports. Embrace digital documentation, printing only when necessary. Features at a Glance: - Comprehensive Documentation: From project-based to photo documentation, Onstruc covers all bases. - Team Configuration: Easily manage team roles and responsibilities. - Digital Signatures: Authenticate PDF reports with digital signing. - Enhanced Interactivity: Draw on pictures, scan QR/barcodes, and tag photos for intuitive organization. - Advanced Recognition: Automate tasks with a license plate, color, and address recognition. - Customizable Reports & Security: Tailor reports to your needs and manages user access with Workspace Pro. - Device Connectivity: Compatible with leading measurement devices for seamless integration into your workflow. Empower Your Projects with Onstruc Workspace Pro Unlock the full potential of Onstruc with Workspace Pro. Gain complete control over your projects, with advanced features designed for those who demand more power and flexibility. Hear from Our Customers: "Thanks to Onstruc, our team remains coordinated and informed, ensuring quality and efficiency in our workflow." - Uwe Koller, Koller Metallbau "Remarkably user-friendly, Onstruc has significantly enhanced our project collaboration." - Omar Ayoubi, Architect Consultant "Onstruc masterfully bridges the gap between detailed documentation and intuitive usage, making every project transparent and manageable." - Markus Scheibenzuber, CRC Download Onstruc Today Join the revolution in documentation and project management. Onstruc is your partner for intuitive, efficient, and eco-friendly documentation. Download now and transform your workflow in less than two minutes.
MPP Viewer
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Open .mpp files (created in Microsoft Project) directly on your iPhone, iPad, or Mac — no subscription, no cloud, no Microsoft Project required. MPP Viewer lets you view, explore, and share project plans stored in .mpp format. Whether a colleague sends you a project file or you need to review a schedule on the go, MPP Viewer opens it instantly and renders it as a crisp, publication-quality Gantt chart — entirely on your device. KEY FEATURES - Open .mpp files — supports a wide range of .mpp file versions - Interactive Gantt view — browse tasks, milestones, and timelines with ease - Publication-quality PDF export — generate a shareable Gantt PDF in seconds - Task list view — review all project tasks, dates, and durations at a glance - 100% offline — all parsing, rendering, and PDF generation happens on-device - No account, no subscription, no data ever leaves your device - Native app — Used by project managers, consultants, freelancers, and anyone who receives .mpp files from colleagues or clients. PRIVACY FIRST MPP Viewer is a pure offline application. No servers are operated by the developer, and no project data is ever transmitted externally. Everything stays on your device. --- LEGAL NOTICE MPP Viewer is an independent application and is not affiliated with, endorsed by, or sponsored by Microsoft Corporation. "Microsoft Project" and ".mpp" are trademarks of Microsoft Corporation. MPP Viewer uses a custom-built binary parser to read .mpp files and does not use or distribute any Microsoft software.
Screenshots
Verdict
The clearest difference is price: Onstruc at Free against MPP Viewer's $9.99. Onstruc also leads on iOS requirement (14.5 vs 17.0). MPP Viewer's advantage is in-app purchases (none vs 2). On update cadence, ads 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
Onstruc is free to download; MPP Viewer costs $9.99 up front. Onstruc sells 2 in-app purchases, starting at $11.49 per month. MPP Viewer asks for nothing beyond the download.
Onstruc ships an update fortnightly, MPP Viewer weekly. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.
| Parameter | Onstruc | MPP Viewer |
|---|---|---|
| Price | Free — better | $9.99 |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 85.7% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 14.5 — better | 17.0 |
| Further details — not scored | ||
| Size | 63 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Onstruc UG (haftungsbeschraenkt) | Cardinate Consulting LLC |
In-app purchases
Onstruc
- Desktop Pro1 Month trial$11.491 Month
- The service workspace1 Month trial$24.491 Month
MPP Viewer
No in-app purchases









