Comparison

Mariner CV vs Mariner's Draft Survey

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Mariner CV

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BUILT BY SEAFARERS FOR SEAFARERS. Mariner CV helps you organize all your maritime documents, generate professional CVs and stay ready whenever new opportunity arise. Whether you are applying for you next contract, renewing certificates to preparing your documents for a crewing manager, Mariner CV keeps everything you you need organized for you in one place. FEATURES - Store your maritime documents securely - Choose a CV template and your CV updates itself automatically - Share documents as PDFs or images - Document Scanner - Timely reminders before your certificates expire - Keep your professional information organized - Access your documents whenever you need them - keep track of your sea service records Why Mariner CV? As seafarers ourselves, we sometimes experience some frustration when searching through photo gallery for that one certificate image or when updating CV after every certificate renewal and preparing paperwork repeatedly. Mariner CV was created to simplify that process. Our mission is to "make every seafarer read when opportunity calls" without any hassle.

About

Mariner's Draft Survey

Features
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Mariner's Draft Survey is the draft survey and cargo planning app for bulk carrier officers. Built by a Chief Officer, it works from your own ship's tables and shows the working behind every figure, so you can check the calculation, not just trust it. DRAFT SURVEY • Six drafts, forward, midships and aft, port and starboard, on a ship diagram • Corrections to the perpendiculars, mean of means, trim, list and hog or sag • Hydrostatic interpolation from your vessel's own table • First and second trim corrections, and the dock water density correction • Ballast, fresh water, fuel and other deductibles from your sounding tables, with trim and list corrections • Net cargo by difference, with lightship and constant • Tap any figure for its formula and the numbers that went into it • A signed PDF report with your company's name and logo STOWAGE AND LOADING • Stowage Plan: share the cargo between the holds for the trim you want, loading or discharging, with a second cargo or on top of cargo already aboard • Sequence Plan: pours and ballast steps the terminal can work, with trim checked at every step • Manual Stowage: when the stow is already decided and you just want the sheet • Trimming Calculator and Grab Counter: the last tonnes for the final trim, counted grab by grab, with an ETA for each hold • Hatch by Hatch: a fair figure per hold when the shore figures don't add up to your survey CARGO VOYAGE PLANNER • How much she can lift, and which limit sets it • Every limit on the passage in one answer: load line zones and seasons, channel depths with your under-keel clearance, berth drafts and air draft under bridges • Load lines checked by displacement and at the mark amidships, using your certificate FWA • Fuel, water and endurance to every waypoint, with ECA and port rates • Enter the drafts and figures measured at any port, and the rest of the voyage is worked from them • A passage plan report to print or share AT THE SHIP'S SIDE • Draft Reader: read the marks off a photo when you can't read them by eye • Heel Meter: work out the seaside draft you can't read from the heel and the side you can • Ballast Watch: live pumping progress from your soundings, with finish times and alarms • Conditions: drafts in new water, and the most she may load in any zone YOUR VESSEL, YOUR DATA • Import hydrostatic and tank tables from Excel or CSV, and keep a profile for each ship • Each ship keeps her own survey and plans; history is listed by vessel • Back up everything to one file, and restore it on a new phone • No account, no sign-up, no ads and no tracking. Works fully offline, and nothing leaves your phone. A full user manual is built in, and at marinershandapp.com/draftsurvey. Planning tools are an aid to the officer's own calculation and judgement: check every figure before loading.

Screenshots

Mariner CV4 screens
Mariner's Draft Survey4 screens

Verdict

The call

The clearest difference is update cadence: Mariner's Draft Survey at every 4 days against Mariner CV's every 9 days. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Mariner CV ships an update every 9 days, Mariner's Draft Survey every 4 days. Both last shipped on October 31, 2026.

Scorecard1 real difference Ā· 5 level
Mariner CV versus Mariner's Draft Survey: the parameters behind the verdict, then further details
ParameterMariner CVMariner's Draft Survey
PriceFreeFree
Update frequencyEvery 9 daysEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.5
Further details — not scored
Size40 MB75 MB
Age rating4+4+
DeveloperIBRAHIM BAMIDELE ODUOLABurak Yesilirmak

In-app purchases

None

Mariner CV

No in-app purchases

None

Mariner's Draft Survey

No in-app purchases

Questions

Is Mariner CV free?
Mariner CV is free to download, with no in-app purchases.
Is Mariner's Draft Survey free?
Mariner's Draft Survey is free to download, with no in-app purchases.
Do Mariner CV or Mariner's Draft Survey have ads?
Neither Mariner CV nor Mariner's Draft Survey shows ads.
Which is updated more often, Mariner CV or Mariner's Draft Survey?
Mariner CV ships an update every 9 days, and Mariner's Draft Survey every 4 days. Most recently, Mariner CV was updated on October 31, 2026 and Mariner's Draft Survey on October 31, 2026.

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