F Numbers vs NDT Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
F Numbers
Quickly find filler metal groupings for welding procedures and performance qualifications. Access classifications with descriptions of intended use, based on ASME and AWS standards.
- Filler metal grouping lookup
- Welding procedure qualification
- Performance qualification data
- Classification descriptions
- ASME Section IX data
- AWS standards data
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F Numbers: Quick lookup of filler metal groupings for welding procedure and performance qualification. Lookup includes classifications with respective descriptions of intended use. Data is provided by C-spec. F-numbers and A-numbers assignments are based on ASME Section IX Table QW-432 and QW-442, ASME Section II Part C, AWS B2.1 Table B1 and B2, and AWS A5.1 through AWS A5.36.
NDT Calculator
This application serves as a calculator for ultrasonic formulas. It provides essential tools for professionals working with ultrasonic testing methods.
- Ultrasonic formula calculations
- Specialized for NDT professionals
- Simple and direct interface
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Calculator for Ultrasonic Formulas
Screenshots
Verdict
The clearest difference is price: F Numbers at Free against NDT Calculator's $8.99. F Numbers also leads on rating (5.0 vs 1.0). On ratings volume, 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
F Numbers is free to download; NDT Calculator costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.
F Numbers holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 3 and 3 respectively.
| Parameter | F Numbers | NDT Calculator |
|---|---|---|
| Price | Free — better | $8.99 |
| Rating | 5.0 (3 ratings) — better | 1.0 (3 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 3 | 3 |
| Update frequency | Every 13 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 15 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | ASMEIX CORPORATION | Kenneth Black |
Customer experience
F Numbers
NDT Calculator
In-app purchases
F Numbers
No in-app purchases
NDT Calculator
No in-app purchases
Questions
Is F Numbers free?
Is NDT Calculator free?
Which has better reviews, F Numbers or NDT Calculator?
Do F Numbers or NDT Calculator have ads?
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