Praxis IHM vs Class surveyor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Praxis IHM
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The IHM (part I) to be developed contains the hazardous materials present in the ship structure or equipment and referred to in Annexes I and II of the EU SRR. Praxis is a a user-friendly application and provides features which will help the IHM experts with the following actions: - Collection and review of ship information - Preparation of Visual / Sampling Check Plan (VSCP) - Preparation of Risk Assessment - On-board visual inspection and sampling - Laboratory sampling and results filling - Preparation of IHM Manual Part 1 (IHM Inventory and related report)
Class surveyor
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Class surveyor - it's our new assistant app for surveyors, shipowners, UTM operators. Depending of ship age and type - our app will privide you scope of ship inspections and thickness measurements in accordance with IACS Requrements. App include LSA Code and SOLAS requirements for liferafts and lifeboats. Try to use our free app in your marine duties - it will help you!
Screenshots
Verdict
The clearest difference is update cadence: Praxis IHM at every 2 months against Class surveyor's every 7 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.
Praxis IHM ships an update every 2 months, Class surveyor every 7 months. The most recent releases landed on May 17, 2026 and September 10, 2026 respectively.
| Parameter | Praxis IHM | Class surveyor |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 130 MB | 58 MB |
| Age rating | 4+ | 4+ |
| Developer | Bureau Veritas Marine & Offshore | OLEKSANDR IZERGIN |
In-app purchases
Praxis IHM
No in-app purchases
Class surveyor
No in-app purchases
Questions
Is Praxis IHM free?
Is Class surveyor free?
Do Praxis IHM or Class surveyor have ads?
Which is updated more often, Praxis IHM or Class surveyor?
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