Vanemar vs Epoch Li
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Vanemar
Remotely monitor your boat's status with instant notifications for geofence breaches, battery voltage, bilge water, smoke, and more. Control smart plugs and share access with others.
- Instant notifications (mobile, email, SMS, calls)
- Geofence protection
- Battery voltage monitoring
- Bilge water alerts
- Smoke sensor alerts
- Remote smart plug control
- Location history browsing
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Vanemar offers an easy and intuitive way to monitor your boat remotely. With world-class design and technology, you will never have to worry about your boat's status anymore. Instant Notifications Instantly get notified with the mobile app, email, SMS, and automated phone calls. Arm & disarm with a touch Switch between modes and protect your boat with a single touch. Protection mode automatically creates a geofence around your boat. This mode also arms entry and motion sensors. Browse location history Browse your trips and location history, frequently visited places, cruising speeds, and more by simply sliding your finger. Know your boat is right where you left it with Geofence Vanemar automatically creates a 500-meter-wide geofence around your boat's location when you set the mode to "Protection". If the boat moves out of the geofence area, the system immediately dispatches an alarm. Track battery voltages Vanemar Battery Sensors constantly monitor the connected battery or battery groups and alert you if the voltage gets low. You can also browse your battery's voltage history. Get high bilge water alerts Track all your bilges with easy-to-install wireless bilge high water sensors without wiring and drilling. Get high water alerts in time. Avoid intruders When you set the mode to "Protection", the system automatically arms all motion and entry sensors. Avoid the worst with smoke sensors Monitor and get alerted if there is smoke in cabins, galley, or engine room with Vanemar wireless smoke sensors featuring a built-in loud siren. Track ambient temperature and humidity Vanemar wireless temperature and humidity sensor allows you to monitor the ambient conditions of cabins, engine rooms, wineries, and more. Turn devices On/Off remotely with smart plugs Remotely switch On/Off the plugged devices with Vanemar Smart Plug & Power Sensor. The device can also detect 110 V/220 V availability on your boat. Share access with family and friends Add family members, friends, and staff by simply typing their email without a limit or extra cost. Visit vanemar.com to learn more. For all your questions, suggestions and comments, you can contact us at support.vanemar.com.
Epoch Li
Monitor your lithium-ion battery system in real-time via Bluetooth. View voltage, current, power, and internal resistance. Receive alerts for temperature, short circuits, and voltage deviations to extend battery life and enhance stability.
- Real-time voltage, current, power, and internal resistance display
- Individual battery voltage and alarm status monitoring
- Cell comparison and balancing display
- Temperature and critical parameter warnings
- Record of all warnings and protection events
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Make sure you have the latest app version. Turn on your Bluetooth. Tap the icon to open the App. It will search for all Epoch batteries within the range of your Bluetooth device and provide a list. If all the batteries are not listed, move closer to the battery location and refresh the screen. Choose the battery you want to look at. The Epoch intelligent battery management system and the active equalizer are connected via Bluetooth to monitor the battery status, collect, store and process information during battery operation in real time, exchange information with external devices, and solve the safety, usability and usage of the lithium battery system The key issue of life is to extend the service life of the battery to a certain extent, and to enhance the stability of the battery pack to a certain extent. 1. Display real-time voltage, current, power, internal resistance and other parameter values, and display them in the form of instrument panels and numbers; 2. Display the real-time voltage and alarm status of all single batteries. If the reported parameters trigger the alarm value or protection value, an alarm will be prompted; 3. Each data comparison of the battery cell, the voltage difference. Maximum voltage cell Minimum voltage cell. And the display of cell balance 4. Cell temperature warning. Real-time alarm for over temperature, short circuit, over voltage, under voltage 5. Record the warnings that occur at each moment. 6. Record all battery protection times. Best Regards !
Screenshots
Verdict
The clearest difference is review sentiment: Vanemar at 80% against Epoch Li's 29%. Vanemar also leads on rating (5.0 vs 2.6). Epoch Li's advantage is ratings volume (70 vs 15) and iOS requirement (13.0 vs 15.1). On price, update cadence, ads and in-app purchases 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.
Vanemar holds the better App Store score, 5.0 against 2.6. Both are backed by a comparable volume of ratings — 15 and 70 respectively. Written reviews point the same way: 80% of Vanemar's written reviews are positive against 29% of Epoch Li's.
Vanemar ships an update monthly, Epoch Li every 3 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.
| Parameter | Vanemar | Epoch Li |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (15 ratings) — better | 2.6 (70 ratings) |
| Positive reviews | 80.0% of reviews — better | 29.2% of reviews |
| Number of ratings | 15 | 70 — better |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 105 MB | 35 MB |
| Age rating | 4+ | 17+ |
| Developer | Vanemar, Inc. | EDG Sales International LLC |
Customer experience
Vanemar
Epoch Li
Bugs and requests
Vanemar
Not enough reviews yet to summarise bugs or requests.
Epoch Li
Reported bugs
14 issues- Bluetooth does not auto-connect
- Bluetooth signal frequently drops
- App crashes frequently
- App disconnects when minimized or switching apps
- App does not remember previously connected devices
Show 9 moreShow fewer
- App shows incorrect battery charge levels
- App history tab is useless
- App is not documented, data is unclear
- App shows 0% or no data after recent updates
- App does not always reflect true battery charge
- App cannot see information from multiple batteries in series
- App has backward animations and sloppy UI
- App requires password for advanced settings without providing it
- App disconnects and will not re-connect until app is killed and reopened
Requested features
10 requests- Filter Bluetooth devices by MAC address prefix
- Implement BLE non-exclusive connection
- Bring back old app features (time to charge/discharge)
- Document app data and features
- Provide password for advanced settings
Show 5 moreShow fewer
- Allow saving of battery connections/names
- Release old app as a separate option
- Improve Bluetooth connection stability and range
- Fix incorrect battery charge readings
- Display data for multiple batteries in series correctly
In-app purchases
Vanemar
No in-app purchases
Epoch Li
No in-app purchases









