Sensar Marine vs Trap Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sensar Marine
This app provides 24/7 monitoring of your boat's critical systems, sending SMS alerts for issues like battery changes, water levels, or bilge pump activity. It also automatically records trip data including position, speed, and heading, making boat management convenient.
- 24/7 boat system monitoring
- Critical system alerts via SMS
- Historical vitals and trip data
- Geofence breach notifications
- Automatic trip data recording
- Boat overview on mobile
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Sensar Marine’s system monitors your boat 24/7 providing you with a complete overview of your boat’s critical systems and notifies you if anything needs your attention. Current and historical information about your boat's vitals and trip information is always available on your mobile phone. You will be notified via SMS of any critical changes to batteries, water level, bilge pump activity, and when geofence breach is detected. Trip data with position, speed, heading and g-force is automatically recorded and available via the app. Getting started is as easy as 1-2-3: 1. Install the Sensar Marine main unit in your boat. 2. Download the Sensar Marine app, and activate your device. 3. Get a full overview of your boat, directly from your phone. For more information about Sensar Marine, Boat Monitor, and Bilge Sentry visit sensarmarine.com
Trap Timer
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Track your Sub Sea Sonics ropeless gear. This app collects the information you provide - name, fishery, email, etc. and the location and time of each trap deployed. That data is sent to Sub Sea Sonics where the locations are shared to avoid entanglements. The data elements that are shared with other fishers is determined by the Ropeless Manufacturer's Workgroup. Depending on the fishery, data may also be shared with the appropriate regulatory agencies. You data is not used for marketing purposes and is not sold or given to data brokers.
Screenshots
Verdict
The clearest difference is update cadence: Trap Timer at weekly against Sensar Marine's every 6 weeks. Sensar Marine's advantage is iOS requirement (13.0 vs 15.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Sensar Marine ships an update every 6 weeks, Trap Timer weekly. The most recent releases landed on June 8, 2026 and August 14, 2026 respectively.
| Parameter | Sensar Marine | Trap Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 6 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 66 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Sensar Marine AS | Sub Sea Sonics |
In-app purchases
Sensar Marine
No in-app purchases
Trap Timer
No in-app purchases









