explainISO9606 vs Material Numbers
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
explainISO9606
This app helps users understand welder qualifications based on ISO 9606-1 standards. It provides detailed explanations and visual aids for specific welding parameters, allowing users to verify welder suitability for particular tasks.
- ISO 9606-1 welder qualification reference
- Detailed explanations of welding elements
- Visual aids and sketches
- Welder suitability verification
- Searchable ISO 9606-1 parameters
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The app is designed for user, who wish their knowledge about the welder's qualification according to ISO 9606-1 (e.g. site supervisors, welding experts, technicians). The importance of the individual elements of the rule will become even clearer for the user. The user can to be checked whether the welder is for a specific welding necessary. e.g. ISO 9606-1 111 P FW FM1 B t12 PF ml Select/Search one element from the ISO 9606-1. Displayed a comment and/other a simple sketch. Use with iPhone , Apple watch and iPad.
Material Numbers
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M Numbers: Quick lookup of base metal weldability grouping numbers (Material 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 AWS B2.1 Table C.1 and C.2.
Screenshots
Verdict
The clearest difference is price: Material Numbers at Free against explainISO9606's $1.99. Material Numbers also leads on update cadence (every 2 days vs every 4 months) and device support (3 vs 1). On 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
Material Numbers is free to download; explainISO9606 costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
explainISO9606 ships an update every 4 months, Material Numbers every 2 days. The most recent releases landed on July 25, 2026 and May 16, 2026 respectively.
| Parameter | explainISO9606 | Material Numbers |
|---|---|---|
| Price | $1.99 | Free — better |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 4 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Georg Rose | ASMEIX CORPORATION |
In-app purchases
explainISO9606
No in-app purchases
Material Numbers
No in-app purchases
Questions
Is explainISO9606 free?
Is Material Numbers free?
Do explainISO9606 or Material Numbers have ads?
Which is updated more often, explainISO9606 or Material Numbers?
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