P Numbers vs CORE Inspection App
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
P Numbers
Quickly access weldability grouping numbers for welding procedures and performance qualifications. This app provides data from authoritative sources like ASME Section IX and AWS B2.1.
- Base metal weldability grouping lookup
- Welding procedure qualification data
- Performance qualification data
- ASME Section IX Table QW/QB-422 data
- AWS B2.1 Table C1 and C2 data
- ISO/TR 20173 data
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P-Numbers: Quick lookup of base metal weldability grouping numbers for welding procedure and performance qualification. Data is provided by C-spec from the master source used for generation, proof-reading and maintenance of ASME Section IX Table QW/QB-422, AWS B2.1 Table C1 and C2, and ISO/TR 20173.
CORE Inspection App
This app streamlines asset and location management for inspections, allowing users to calculate critical pressure and thickness values. It supports photo documentation and customizable checklists, with offline capabilities for global use across various asset-intensive industries.
- Asset and location management
- Tmin and MAWP calculations
- Photo documentation
- Customizable checklists
- Offline capability
- ISO 14224 asset settings
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Developed with the user end mind. Providing modern accessible software downloadable from the Apple App store for iOS Devices (iPhone and iPad). Download today start creating locations, calculating Tmin and MAWP, and executing inspections free costs for a single user. No login required, just access to the Apple App store. Developed for the Oil and Gas and Chemical industries, but can be easily used for Transportation, Aeronautical, or other asset intensive industries. Contact info@asint.net if you would like to configure the App to your Inspection Management System or SAP. See Explainer Video at https://youtu.be/Plqm0ijwbfA Functions and Features include: ASSET MANAGEMENT - By default, the software is shipped with ISO 14224 asset settings, but can be customized to meet your needs. - “Recent Assets” are a quick way for the user to quickly navigate to the asset you’re working on. LOCATION MANAGEMENT - User can define Locations against an asset or component for monitoring. - Monitoring the location for thickness, readings, or simply for findings. - Calculate Tmin (thickness minimum) and MAWP (Maximum Allowable Working Pressure). - Create and manage photos stored against the location. As photos are recorded in the inspection, they are aggregated to the location for viewing. INSPECTION MANAGEMENT - The App ships with a default set of Inspections Types, but can be customized to meet your needs. - Default settings have a strong API 510/570 Focus. - Checklists that can be customized. - Customize the data attributes per inspection type. - Findings and traditional summary and recommendations are available. - Photos can be recorded and stored against the inspection event. READY FOR GLOBAL USE - Online and Offline capability. - Supports iPhone and iPad. - Initial installs and updated provided by the Apple App store for ease of distributing. - Metrics and Imperial Unit of Measure. - Asset Hierarchy, Inspection Types, Inspection Content, and other configurable capabilities to meet industry standards or operators best practices. Disclaimer This CORE Inspection App is provided by AsInt, Inc. "as is" and AsInt, Inc. makes no representations or warranties of any kind concerning the safety, suitability of the calculations for your purpose, accuracy of your data, inaccuracies of user’s application or other misuse of this CORE Inspection App. AsInt, Inc. uses industry recognized codes and standards as the basis of all its software solutions. If you would like more information regarding a specific app, please submit a question via info@asint.net. There are inherent dangers in the use of any software, and you are solely responsible for determining whether this CORE Inspection App is compatible with your equipment and whether the industry codes and standards used as the basis of this software are applicable in your jurisdiction. You are also solely responsible for the protection of your equipment and backup of your data, and AsInt, Inc. will not be liable for any damages you may suffer in connection with using this CORE Inspection App.
Screenshots
Verdict
The clearest difference is update cadence: CORE Inspection App at every 4 months against P Numbers's every 39 months. CORE Inspection App also leads on rating (5.0 vs 4.8). On price, ratings volume, ads and in-app purchases 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.
CORE Inspection App holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 5 and 5 respectively.
P Numbers ships an update every 39 months, CORE Inspection App every 4 months. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.
| Parameter | P Numbers | CORE Inspection App |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5 ratings) | 5.0 (5 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 | 5 |
| Update frequency | Every 39 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 13 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | ASMEIX CORPORATION | AsInt Inc. |
Customer experience
P Numbers
CORE Inspection App
In-app purchases
P Numbers
No in-app purchases
CORE Inspection App
No in-app purchases
Questions
Is P Numbers free?
Is CORE Inspection App free?
Which has better reviews, P Numbers or CORE Inspection App?
Do P Numbers or CORE Inspection App have ads?
Which is updated more often, P Numbers or CORE Inspection App?
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