ShipVisitor vs Kelvin TOP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ShipVisitor
This app assists chaplains and ship visitors in planning, executing, and documenting ship visits and seafarer welfare activities. It aims to streamline operations and enhance support for seafarers worldwide.
- Plan ship visits
- Deliver ship visits
- Report on ship visits
- Port chaplaincy management
- Seafarer welfare tracking
- Global seafarer assistance
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The Ship Visitor App has been developed to help all Chaplains and Ship Visitors who are members of ICMA (International Christian Maritime Association) to plan, deliver and report on ship visits, port chaplaincy and seafarer welfare, helping to bring more assistance to seafarers globally.
Kelvin TOP
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Solve Problems and Investigate All Types of Incident. Based on the proven Kelvin TOP-SET Incident Investigation System, this App guides you through the step by step process and helps you quickly and effectively get to the real root causes of incidents and to make recommendations to prevent recurrence. Know what you are investigating – Write an accurate Incident Statement to give you and your team the right direction. Plan your investigation using the TOP-SET Indicators (T – Technology, O – Organisation, P – People, S – Similar Events & T – Time). Efficiently use resources to gather data related to your investigation. Investigate: Guide your investigation and use as a prompt / tool to ensure ‘nothing gets missed’. Advice is given at key stages to keep you on track. Analyse your Investigation findings using the TOP-SET Root Cause Analysis approach; with helpful tips to establish validity of your Immediate, Underlying and Root Causes. Report and Recommendations: Making evidence-based recommendations is an essential part of the Incident Investigation Process. Advice on how best to make these and what a good Incident Investigation Report should contain is given. The TOP-SET App designed ‘by Investigators for Investigators’ who have attended a Kelvin TOP-SET Course is an essential Incident Investigation Tool to keep with you always.
Screenshots
Verdict
ShipVisitor and Kelvin TOP are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
ShipVisitor ships an update every 2 months, Kelvin TOP every 3 months. The most recent releases landed on November 2, 2026 and October 26, 2026 respectively.
| Parameter | ShipVisitor | Kelvin TOP |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 37 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | The Mission to Seafarers | KelvinTOPSET |
In-app purchases
ShipVisitor
No in-app purchases
Kelvin TOP
No in-app purchases









