UniversalPlantViewer vs PDB ePTW+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UniversalPlantViewer
View 3D plant models and their attributes on your mobile device. Supports both online streaming and offline access to locally saved models. Offers identical functionality to its desktop counterpart.
- 3D plant model viewing
- Attribute review
- Online streaming mode
- Offline mode
- Cross-platform compatibility (mobile and desktop)
- Industry standard model conversion
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UniversalPlantViewer App – the official CAXperts mobile viewer app CAXperts UniversalPlantViewer App is a free 3D plant model viewing application that allows you to review 3D plant models together with their corresponding attributes. • Use the online mode to view server-based models from anywhere using our special streaming technology • Use the offline mode to work on locally saved models e.g. during plane trips • Available for both iPhone and iPad • Also available as a desktop version with identical functionality • Using the desktop version models from the most common industry standards for plant design and BIM can be converted to the mobile-streaming format Please feel free to ask for more information on info@caxperts.com
PDB ePTW+
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ePTW+ incorporates planning, risk assessment, hazard conflict warning as well as isolation management. This work management tool is built around workflows that enforce approvals to be obtained at the right time by the right people. ePTW+ encompasses planning, assessing risks, controlling hazards, identifying conflicts through to isolations, restorations and lock management whilst significantly reducing man-hours and costs, ensuring compliance and increasing on-site safety.
Screenshots
Verdict
The clearest difference is update cadence: UniversalPlantViewer at every 6 weeks against PDB ePTW+'s every 4 months. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
UniversalPlantViewer ships an update every 6 weeks, PDB ePTW+ every 4 months. Both last shipped on September 23, 2026.
| Parameter | UniversalPlantViewer | PDB ePTW+ |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 6 weeks — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 345 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | CAXperts GmbH | Petroliam Nasional Berhad (PETRONAS) |
In-app purchases
UniversalPlantViewer
No in-app purchases
PDB ePTW+
No in-app purchases
Questions
Is UniversalPlantViewer free?
Is PDB ePTW+ free?
Do UniversalPlantViewer or PDB ePTW+ have ads?
Which is updated more often, UniversalPlantViewer or PDB ePTW+?
Other comparisons
