Comparison

ENGINE SFC vs Mariners Log Mobile

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

Head to head

SFC

Engineering & Maintenance

Free

🔧 Utilities

No ratingsView app →

About

ENGINE SFC

Features

Read full description

CALCULATION OF MARINE ENGINE FUEL CONSUMPTION

About

Mariners Log Mobile

Features

Read full description

Mariners Log is a digital maintenance and operations platform built specifically for the maritime industry. Designed for engineers, captains, and fleet managers, the app replaces paper-based systems with a structured, intelligent workflow that improves reliability, compliance, and operational efficiency. Whether you operate commercial vessels, ferries, workboats, or superyachts, Mariners Log helps you stay organised, reduce unplanned downtime, and gain better visibility over your vessel’s performance.

Screenshots

ENGINE SFC1 screens

Mariners Log Mobile3 screens

Verdict

The call

The clearest difference is update cadence: ENGINE SFC at daily against Mariners Log Mobile's every 2 weeks. Mariners Log Mobile's advantage is iOS requirement (13.0 vs 15.2). 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

ENGINE SFC ships an update daily, Mariners Log Mobile every 2 weeks. The most recent releases landed on September 11, 2026 and September 21, 2026 respectively.

Scorecard2 real differences · 4 level

ENGINE SFC versus Mariners Log Mobile: the parameters behind the verdict, then further details
Parameter	ENGINE SFC	Mariners Log Mobile
Price	Free	Free
Update frequency	Daily — better	Every 2 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.2	13.0 — better
Further details — not scored
Size	6 MB	29 MB
Age rating	4+	4+
Developer	Oleksii Nezhalskyi	Kengineer Limited

In-app purchases

None

ENGINE SFC

No in-app purchases

None

Mariners Log Mobile

No in-app purchases

Questions

Is ENGINE SFC free?

ENGINE SFC is free to download, with no in-app purchases.

Is Mariners Log Mobile free?

Mariners Log Mobile is free to download, with no in-app purchases.

Do ENGINE SFC or Mariners Log Mobile have ads?

Neither ENGINE SFC nor Mariners Log Mobile shows ads.

Which is updated more often, ENGINE SFC or Mariners Log Mobile?

ENGINE SFC ships an update daily, and Mariners Log Mobile every 2 weeks. Most recently, ENGINE SFC was updated on September 11, 2026 and Mariners Log Mobile on September 21, 2026.