BL4SEA vs OCS Expense
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
BL4SEA
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BL4SEA is a service for remote inspections and surveys of all types of areas. With BL4SEA remote verification, you can do your survey without disrupting your operations. It eliminates paperwork and offers easy and efficient completion directly on your tablet, and ensures that this work is automatically archived and updated at all times. Verification data will securely prove each operation according to relevant requirements and standards. - Online and offline functionality - Remote inspections, trials and surveys - Performed by using any iOS device - 3rd party verification - Performed during operations latency - No paper-handling - No travel
OCS Expense
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OCS Expense is designed to help companies in the shipping and gas industry simplify and streamline every part of the expense reporting process. All employees can easily register expenses, mileage, and daily allowances through the OCS Expense app. All information is securely stored and accessible via both a web browser and directly in the app โ ideal for employees working both onshore and offshore. Through an administration interface, your company can customize the app, adjust settings, and submit expense reports directly to your financial systems. Receipts received by email can be forwarded to a dedicated mail address, and OCS Expense also supports digital receipts sent directly from connected merchants. Paper receipts can be quickly photographed and uploaded manually in the app. With OCS Expense, you can: - Receive digital receipts from affiliated stores, hotels, and restaurants - Automatically calculate accounting entries for all expenses, including entertainment - Manage both domestic and international per diems - Track mileage with support for electronic driver logs - Forward email receipts directly into the system - Manage expenses for one or multiple companies - Set up review and approval workflows - Adjust settings through the administration interface - Integrate directly with Fortnox, Visma, and other financial systems
Screenshots
Verdict
BL4SEA and OCS Expense are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
BL4SEA ships an update monthly, OCS Expense every 3 weeks. The most recent releases landed on September 18, 2026 and October 10, 2026 respectively.
| Parameter | BL4SEA | OCS Expense |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Every 3 weeks โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 16.0 | 15.0 โ better |
| Further details โ not scored | ||
| Size | 97 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Boatlabs AS | Mintra AS |
In-app purchases
BL4SEA
No in-app purchases
OCS Expense
No in-app purchases









