Bluebeam vs NDT Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bluebeam
Access and collaborate on PDF documents directly from your mobile device. Communicate project updates with markups and work offline by syncing files. Seamlessly join live collaboration sessions and manage document revisions from the field.
- Real-time PDF collaboration
- Markup and annotation tools
- Offline file access
- Document syncing
- Studio Project management
- Live session joining
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Bluebeam for iOS keeps you connected to your teams and documents, so you can quickly access the information you need in the field and capture what matters for the office. - Communicate with markups using tools like callouts, text, clouds, and status indicators - Import your team's custom Tool Sets from Revu, so your standardized markups are ready to go in the field, even offline - Attach photos captured in the field directly to a markup, so supporting documentation stays organized without cluttering your drawings - Open your files stored on your device, Studio Projects, or Studio Sessions - Join Studio Sessions for live collaboration. If your connection drops, your changes sync when you're back online - Check out files in Studio Projects to make edits, then check them back in when you're ready - Work offline by syncing Project files ahead of time or opening PDFs stored on your device Whether you’re reviewing submittals, placing markups in the field, or tracking revisions with your team, Bluebeam gives you the flexibility to get the job done from anywhere.
NDT Studio
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NDT Studio is a professional record-management app designed for Non-Destructive Testing technicians. Keep your NDT career records organised, accessible and ready when you need them. NDT Studio brings your inspection experience, continuing professional development, certifications, technical documents and supporting professional records together in one dedicated workspace. LOGBOOK Record your NDT experience and maintain a structured history of your inspection work across methods, techniques and projects. Entries can be reviewed and signed directly on iPhone or iPad, creating professional records that are easy to share for further review, approval or validation. CPD Track continuing professional development activities using flexible, user-entered points or credits. Record your scheme or framework, supporting evidence and professional development history without NDT Studio imposing the rules of any particular certification body or employer. CERTIFICATES Keep certification and qualification information together, including important dates, expiry tracking, reminders and supporting documentation. DOCUMENT LIBRARY Keep important NDT documents readily available, including procedures, work instructions, technique sheets, standards, specifications, codes, manuals and other technical documents. Import documents from Files or scan single or multi-page documents directly into your Document Library using your device. TOOLS FOR NDT PROFESSIONALS Access practical calculators, formulas, references and field resources designed around the day-to-day needs of technicians working in the NDT industry. EXPORT & SHARE Create professional PDF records for your Logbook, CPD and Certificates that can be saved, shared or submitted when your professional records need to be reviewed. NDT Studio Pro also brings your key career information together in a Professional Record for convenient sharing and review. BACKUP & RESTORE Protect your professional records with automatic iCloud Drive backups, create a backup whenever you choose, or export a portable backup for storage elsewhere. Restore your records when moving to or replacing a device. PRIVATE BY DESIGN Your professional records are stored on your devices and can sync privately across your Apple devices using your own iCloud account. NDT Studio does not operate an external account or developer-hosted database containing your professional records. Backup and restore tools provide additional protection, including portable backups that you can export and store separately. NDT Studio is built for technicians who want a simple, structured way to maintain their professional records — whether working toward certification, preparing for renewal, documenting experience or simply keeping their career information organised. Start with NDT Studio for free and upgrade to NDT Studio Pro when you're ready for the complete professional toolkit — unlimited Logbook and CPD records, expanded certificate management, professional PDF exports and sharing, a dedicated Document Library with document scanning, and full access to the tools that help keep your NDT career organised and ready for review. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Bluebeam at none against NDT Studio's 2. On price, ads, device support and iOS requirement 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. NDT Studio sells 2 in-app purchases, starting at $2.99 per month. Bluebeam asks for nothing beyond the download.
| Parameter | Bluebeam | NDT Studio |
|---|---|---|
| Price | Free | Free |
| Rating | 1.5 (392 ratings) — better | — |
| Positive reviews | 3.0% of reviews | — |
| Number of ratings | 392 — better | — |
| Update frequency | Monthly | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 288 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Bluebeam, Inc. | Ezar Ahrend |
Bugs and requests
Bluebeam
Reported bugs
28 issues- Markups fail to load or display correctly
- App deletes markups instead of saving them
- Documents wipe clean when reopened
- Files uploaded disappear from app
- Corrupted file errors when opening PDFs
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- Keyboard disappears during login
- Selection boundaries too large, preventing precise markup selection
- Apple Pencil input stops working intermittently
- Pen tool produces no line output despite input
- App crashes when opening large file sets
- Session documents fail to load
- Blank PDF pages displayed
- Scaling doesn't work properly
- Blue screen errors
- Markups missing after checkout and checkin
- Incomplete markups syncing between devices
- App freezes during document checkin
- Unable to add users to sessions
- Projects not showing up in app
- App crashes when opening Studio sessions
- Drawings won't load or open
- Markup placement doesn't correspond to tap location
- PDF goes blank when inserting callouts
- Constant logout requiring re-authentication
- Links to details don't work
- App crashes on older iOS versions
- Audio communication issues
- File synchronization failures
Requested features
25 requests- Restore measurement and scaling tools
- Add custom toolsets and tool libraries
- Implement bookmarks for document navigation
- Enable image embedding in callouts
- Add undo/redo functionality
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- Support multiple PDF tabs simultaneously
- Create stamp library with standardized markups
- Add dimension markup capabilities
- Allow local PDF file access and import
- Full Studio session integration
- Improve Apple Pencil responsiveness and precision
- Add eraser tool for pen markups
- Enable photo capture and attachment to markups
- Support Dropbox and cloud storage integration
- Add form field editing capabilities
- Implement punch list and defect tracking
- Add RFI creation functionality
- Support for custom columns and data fields
- Reset viewpoints feature
- Pen width and cloud shape customization
- Settings menu for preferences
- Better pen and drawing mechanics like Notability
- Ability to download session documents to device
- Support for opening PDF attachments from desktop
- Batch file upload capability
NDT Studio
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Bluebeam
No in-app purchases
NDT Studio
- NDT Studio Pro Monthly$2.991 Month
- NDT Studio Pro Annual$29.991 Year








