EH Anchor Alarm

EH Anchor Alarm

by Marc Suxdorf

0 ratings
Free

Rating summary

Details

Released
January 6, 2026
Updated
September 26, 2026

Features

Background Location Access

EH Anchor Alarm screenshot #1 for iPhone
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About

EH Anchor Alarm is the reliable anchor alarm / anchor watch app for sailors. Developed by liveaboards in the Mediterranean, the app is built for real anchoring situations where your phone should keep monitoring while you sleep, rest or leave the ship. EH Anchor Alarm alerts you even when the screen is locked if your ship leaves a freely defined anchor zone. Create your anchor zone directly on the map, adjust it flexibly and monitor your ship’s position over time. A heatmap shows how your boat has moved inside the anchor zone, helping you understand swinging patterns, current, wind shifts and holding behavior. EH Anchor Alarm also includes a wind alarm to monitor ship movement within the anchor zone, plus a 12-hour Open-Meteo wind forecast for your anchorage. Remote monitoring is supported with the additional EH Monitor App also 100% free. Key features: * Anchor alarm / anchor watch with background monitoring * Alerts even with the screen locked * Freely defined anchor zones * Simple drawing and flexible adjustment of the anchor zone * Heatmap showing vessel movement over a longer period * Additional wind alarm for movement inside the anchor zone * 12-hour Open-Meteo wind forecast at your anchorage * Remote monitoring with up to 5 EH Monitor apps EH Anchor Alarm will always be 100% free, with no ads and no tracking — from us for you.
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What's New in EH Anchor Alarm

2.5.2

September 26, 2026

Version 2.5.2 IMPORTANT: Anchor button: First tap sets the anchor at the vessel position. Tap again to open the Anchor & Chain dialog and edit values. Long tap deletes the anchor. - Corrected anchor swing area visualization and position, plus some missing translations in the Anchor & Chain dialog. - New on iOS: Anchor alarms can use Critical Alerts, allowing the alarm sound to override Silent Mode and Do Not Disturb/Focus. - Experimental: Automatic compass deviation table, e.g. at the bow, to take a bearing on the anchor using the chain direction. - Experimental: Receive wind, depth and location data via UDP broadcast from an onboard Wi-Fi gateway. - Data now also shown in the EH Monitor App.

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