# Marine Engineer > Marine Engineer (iPhone/iPad app by Oral Elmas.) - Source: https://appshunter.io/ios/app/marine-engineer/id6809253477 (this page in markdown: same URL + `.md`) - Developer: [Oral Elmas](https://appshunter.io/developer/1896350657) - Category: Productivity, Utilities - Price: Free with in-app purchases - Age rating: 12+ - Requires: iOS 15.0 · 65 MB - Languages: American English, Turkish - Released: 2026-09-15 - Data updated: 2026-10-13 ## What is Marine Engineer? Marine Engineer is a professional vessel management and engineering workspace designed for marine engineers and engine officers. Keep machinery details, engineering calculations, tank records, daily work, technical notes, certificates and documents organised under separate vessel profiles. Continue working even while offline at sea. KEY FEATURES Vessel Profiles Create separate vessel profiles and keep technical information, operational records and documents organised in one place. Machinery Inventory Record main engines, diesel generators, boilers, pumps, separators, compressors, fresh water generators, refrigeration systems and auxiliary equipment. Engineering Calculators Access practical tools for tank geometry, shaft power, engine performance, mechanical calculations, fluid systems, thermal calculations and unit conversions. Bunker Fuel Calculator Calculate bunker quantities using tank measurements, temperature and density corrections. Prepare fuel blending and internal transfer calculations and save records under the relevant vessel. Tank Management Create calibrated tank profiles and calculate quantities from sounding or ullage measurements. Manage IOPP tank details and track balances associated with supported ORB operations. Logbook and Technical Notes Record daily activities, maintenance work, outstanding tasks, recommendations and watchkeeping notes. Track completed work and keep important information organised for your next handover. Edit and Delete Records Long-press supported saved records to edit or delete them. Update calculation inputs and recalculate results without creating unnecessary duplicate records. Professional Handover PDF Reports Create and export structured PDF reports containing vessel information, technical records and completed work for professional handovers. Vessel Document Archive Keep technical manuals, certificates, vessel photographs, personnel documents and other technical files under the relevant vessel profile. Certificate Tracking Record certificate issue and expiry dates, review renewal status and enable expiry reminders. OPTIONAL ORB PART I MODULE Prepare structured Oil Record Book Part I entries using operation-specific workflows for: • Sludge collection, transfer and disposal • Bilge water transfers and discharge • 15 ppm equipment operations • Bunkering • Incineration • Weekly inventory and equipment tests • Additional ORB remarks Use registered tank details, review calculated quantities for supported operations and check the structured preview before transferring information to the official Oil Record Book. FREE ACCESS AND OPTIONAL PURCHASES Manage one vessel free of charge. EngineRoom Pro auto-renewing subscriptions provide additional vessel capacity. Available plans support up to 3, 5, 10 or 15 vessels, or unlimited vessels. The ORB Part I module is not included in EngineRoom Pro subscriptions and is available separately as a one-time lifetime purchase. Subscription prices and billing periods are displayed in the app before purchase. Subscriptions renew automatically unless cancelled before the renewal date. You can manage or cancel your subscription in your App Store account settings. IMPORTANT Marine Engineer is designed to support calculations and record preparation. It does not replace approved vessel documents, official record books or professional judgement. Calculations, tank quantities and ORB entries must be reviewed by the responsible officer and verified against vessel documentation, company procedures and applicable regulations. Knowledge • Safety • Efficiency By your side, every watch. Privacy Policy: https://medpov.com/privacy-policy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | EngineRoom Pro - 3 Vessels | $0.99 | per month | | EngineRoom Pro - 10 Vessels | $2.99 | per month | | EngineRoom Pro - 5 Vessels | $1.99 | per month | | EngineRoom Pro - 15 Vessels | $3.99 | per month | | EngineRoom Pro - Unlimited | $5.99 | per month | **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | ORB Part I – Lifetime Access | $24.99 | one-time | ## Is Marine Engineer safe? Not enough ratings yet to assess Marine Engineer. ## Is Marine Engineer legit? Marine Engineer appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for Marine Engineer is 65 out of 100 points across 7 verification signals from App Store and developer data. ## Version history (last 4 releases) ### 0.2.3+40 — 2026-10-01 WORK LISTS • Plan ahead with 844 ready-made jobs across 24 shipboard systems. • Search the work library or add your own tasks. • Edit list names, update pending tasks, and delete lists. • Track each list as Pending, In Progress or Done. • Save completed work to that day’s logbook while keeping the remaining tasks available for later. • Keep existing logbook entries when deleting a work list. CERTIFICATES • Added security-related familiarisation, engine-room watchkeeping and high-voltage training certificates. • Organised the new certificates within their relevant categories. • Share a professional PDF containing your saved profile and certificate details. ### 0.2.1+38 — 2026-09-25 • Redesigned Certificate page for easier certificate management. • Added certificate report generation and export. • Expanded certificate records and data coverage. • Added predefined maintenance tasks for ship machinery and daily work records. • Improved performance, stability and overall user experience. ### 0.2.0+37 — 2026-09-17 • Added a redesigned Certificate page for easier certificate management. • Added the ability to generate and export certificate reports. • Completed missing certificate records and improved certificate data coverage. • Improved certificate viewing and management experience. • Fixed various bugs and improved overall application stability. • General performance and user experience improvements. ### 0.1.9+35 — 2026-09-15 No release notes. ## Apps similar to Marine Engineer | App | Rating | Price | Category | | --- | --- | --- | --- | | [Handover AI: Marine GPT](https://appshunter.io/ios/app/handover-ai-marine-gpt/id6758022888) | — | Free | Productivity | | [MarinSmart](https://appshunter.io/ios/app/marinsmart/id1602619553) | — | Free | Productivity | | [SIRE 2.0 Prep](https://appshunter.io/ios/app/sire-20-prep/id6478749472) | — | Free | Productivity | | [Text to Speech Offline TTS](https://appshunter.io/ios/app/text-to-speech-offline-tts/id6748835711) | 5.0 (1) | Free | Productivity | | [ISF Watchkeeper 4](https://appshunter.io/ios/app/isf-watchkeeper-4/id1517644023) | — | Free | Productivity | | [Orbital Focus: Deep Work Timer](https://appshunter.io/ios/app/orbital-focus-deep-work-timer/id6779767493) | 5.0 (11) | Free | Productivity | ## More apps by Oral Elmas - [Sacred Texts](https://appshunter.io/ios/app/sacred-texts/id6767031922) - [F.R.I.D.A.Y](https://appshunter.io/ios/app/friday/id6767584021) - [Holy Quran & Prayer](https://appshunter.io/ios/app/holy-quran-and-prayer/id6809033619) - [Qibla & Compass](https://appshunter.io/ios/app/qibla-and-compass/id6809040117) All apps by Oral Elmas: https://appshunter.io/developer/1896350657 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-13.*