Comparison

Anchor Basic vs Alarma Garreo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Anchor Basic

This app provides a reliable anchor alarm for boats, offering drift warnings and low battery alerts. Users can pause the alarm and resume monitoring later, or set the anchor by current location, bearing, and distance. It also allows remote monitoring of other users' Anchor Plus alarms.

Highlights
  • Drift warning alerts
  • Low battery alarms
  • Pause and resume alarm function
  • Set anchor by location, bearing, or distance
  • Remote monitoring of Anchor Plus alarms
Features
Read full description

A fully functional anchor alarm designed for iPhone & iPad.  - Simple and reliable with user selectable units, drift warning and low battery alarms.  - Pause the alarm and take your device with you; simply continue drift monitoring when you return.  - Set the anchor at the current location or a bearing & distance to the anchor. - Use Anchor Basic to remotely monitor Anchor Plus. Go ashore for dinner and monitor your friends Anchor Plus alarm using Anchor Basic. - If you like this version, try Anchor Plus with a host of additional features

About

Alarma Garreo

Features
Read full description

Worried about your boat drifting while anchored? With Alarma Garreo, you can sleep peacefully and enjoy your anchorage with total safety. This app turns your iPhone into a reliable and easy-to-use anchor alarm. Set your anchor position, choose your safety distance (swing radius), and receive alerts if your boat moves beyond that area. Features: Real-time map with your position and anchor marker. Alarm sound, vibration, and background notification if you exceed the set distance. Easily customize the safe distance when setting the alarm. Check your current position and distance to the anchor at all times. Minimalist, intuitive design, perfect for nighttime navigation. Ideal for recreational boat owners, sailors, and captains anchoring in coves or marinas. Anchor safe. Sleep easy.

Screenshots

Anchor Basic4 screens
Alarma Garreo3 screens

Verdict

The call

The clearest difference is update cadence: Alarma Garreo at every 3 weeks against Anchor Basic's every 2 months. Anchor Basic's advantage is price ($0.99 vs $1.99). On ads, in-app purchases, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Anchor Basic costs $0.99 and Alarma Garreo $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Anchor Basic ships an update every 2 months, Alarma Garreo every 3 weeks. The most recent releases landed on October 7, 2026 and September 25, 2026 respectively.

Scorecard2 real differences · 8 level
Anchor Basic versus Alarma Garreo: the parameters behind the verdict, then further details
ParameterAnchor BasicAlarma Garreo
Price$0.99 — better$1.99
Rating3.5 (17 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings17 — better—
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.6 — better16
Further details — not scored
Size4 MB13 MB
Age rating4+4+
DeveloperRoy CadmanAlvaro Lopez

In-app purchases

None

Anchor Basic

No in-app purchases

None

Alarma Garreo

No in-app purchases

Questions

Is Anchor Basic free?
Anchor Basic costs $0.99, with no in-app purchases.
Is Alarma Garreo free?
Alarma Garreo costs $1.99, with no in-app purchases.
Do Anchor Basic or Alarma Garreo have ads?
Neither Anchor Basic nor Alarma Garreo shows ads.
Which is updated more often, Anchor Basic or Alarma Garreo?
Anchor Basic ships an update every 2 months, and Alarma Garreo every 3 weeks. Most recently, Anchor Basic was updated on October 7, 2026 and Alarma Garreo on September 25, 2026.

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