Watt And Sea vs Anchor & Course
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Watt And Sea
Monitor your hydrogenerator's performance in real-time. Connect via Bluetooth to view current, voltage, and status. Record and share data logs, and access a knowledge base for troubleshooting.
- Real-time data monitoring (current, voltage, status)
- Bluetooth connectivity
- Data logging and sharing
- Access to knowledge database
- Error status reporting
Read full descriptionHide full description
This app allows you to : * Connect to embedded Bluetooth module of the Watt And Sea hydrogenerator. * Monitor the data in real time (current, voltage, status and errors) * Record datalogs and share them by email to Watt And Sea support * Get access to our online knowledge database to troubleshoot frequent problems.
Anchor & Course
Read full descriptionHide full description
Main features are listed below. For Anchoring: β’ set the sae area for your anchoring. Adjust flexible shape (not just a circle) β’ raise an alarm if your boat leave the safe area β’ check the wind and weather forecast for given anchoring point β’ set and adjust the safe area manually, without mapβs support in areas with no internet access For Course tracking: set the straight course to the desired destination (not straight on a map, but really straight) set the acceptable track threshold, within which the course is considered OK raise an alarm if boat leaves behind the set threshold, meaning the course is lost manually set and adjust the course destination point, with no internet access needed For the communication: β’ check remotely the boatβs position in anchoring mode. What is needed: β’ Anchor & Course application installed on your and remote devices β’ users logged in on both devices β’ remote users added to the list of accepted users on each device (to achieve both way data exchange) β’ data is sent only between two devices and temporarily displayed on the second device. β’ data is not stored anywhere and is lost once the user closes the app. Celestial Navigation in Your Pocket Determine your approximate global position using just your phoneβno GPS or cellular connection required! Perfect for navigation enthusiasts, educational purposes, and survival practice. Key Features: β’ Calculate your approximate position completely offline. β’ Take multiple measurements to improve your probable location calculation. β’ Enter manual values to bypass phone sensor limitations. IMPORTANT ACCURACY DISCLAIMER: Please note that a smartphone is not a professional optical sextant. Expect an accuracy margin of roughly 20 to 150 km. This tool is for educational and recreational use only and should NEVER be relied upon for critical navigation. > Inaccuracies are a natural result of: β’ Smartphone sensor noise (magnetometer and accelerometer limitations). β’ Variations in the Earth's magnetic field and declination. β’ Atmospheric refraction affecting the perceived altitude of celestial bodies. Standard Apple Terms of Use (EULA) apply (https://www.apple.com/legal/internet-services/itunes/dev/stdeula/)
Screenshots
Verdict
The clearest difference is in-app purchases: Watt And Sea at none against Anchor & Course's 7. Watt And Sea also leads on iOS requirement (14.0 vs 18.2). On price, update cadence, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Anchor & Course sells 7 in-app purchases, starting at $1.99 per month. Watt And Sea asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.
| Parameter | Watt And Sea | Anchor & Course |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | β |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No β better | Yes |
| Monetization | Free | β |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 14.0 β better | 18.2 |
| Further details β not scored | ||
| Size | 11 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Matthieu Michou | Michal Sidorczyk |
In-app purchases
Watt And Sea
No in-app purchases
Anchor & Course
- Full access 1 month$1.991 Month
- Full access 6 months$9.996 Months
- Full access 1 year$14.991 Year
- 1-Month Access (One-Time)$2.99
- 6-Months Access (One-Time)$12.99
- 1-Year Access (One-Time)$17.99
Show 1 moreShow fewer
- Lifetime Full Access$49.99
Questions
Is Watt And Sea free?
Is Anchor & Course free?
Do Watt And Sea or Anchor & Course have ads?
Which is updated more often, Watt And Sea or Anchor & Course?
Other comparisons















