# Poison Maps vs Anchor Plus

The clearest difference is review sentiment: Anchor Plus at 100% against Poison Maps's 77%. Anchor Plus also leads on update cadence (monthly vs every 5 months) and rating (4.7 vs 4.4). Poison Maps's advantage is iOS requirement (8.0 vs 17.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

Poison Maps costs $1.99 and Anchor Plus $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Anchor Plus holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 7 and 7 respectively. Written reviews point the same way: 77% of Poison Maps's written reviews are positive against 100% of Anchor Plus's.

Poison Maps ships an update every 5 months, Anchor Plus monthly. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Poison Maps | Anchor Plus |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | [4.4 (7 ratings)](https://appshunter.io/ios/app/poison-maps/id569489565/reviews) | **[4.7 (7 ratings)](https://appshunter.io/ios/app/anchor-plus/id1496727384/reviews)** |
| Number of ratings | 7 | 7 |
| Positive reviews | 76.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Paid | Paid |
| Size | 1.3 GB | 23 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [CCS Ltd](https://appshunter.io/developer/569489568) | [Roy Cadman](https://appshunter.io/developer/1496724272) |

## What reviewers say

### Poison Maps

[App page](https://appshunter.io/ios/app/poison-maps/id569489565)

Discover millions of points of interest and routes worldwide, accessible even offline. Explore diverse categories like food, attractions, and transport, with features like directional signs and radar modes for easy navigation.

**Highlights:** Offline POI and route access, Extensive POI categories, Directional signs to offscreen POIs, Compass, radar, and scanner modes, Unique gesture for rapid panning, Apple Watch app integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Anchor Plus

[App page](https://appshunter.io/ios/app/anchor-plus/id1496727384)

This app provides advanced anchor alarm functionality with features like Siri integration, Home Screen widgets, and Apple Watch control. It also includes weather forecasts, man overboard alerts, and a map view with drift history for enhanced safety and convenience while boating.

**Highlights:** Siri Shortcuts and voice commands, iOS14 Home Screen widgets, Apple Watch remote control, Email status updates and alarm alerts, Man Overboard (MOB) alerts, Map view with drift history, Current and 7-day weather forecast

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Poison Maps free?

Poison Maps costs $1.99, with no in-app purchases.

### Is Anchor Plus free?

Anchor Plus costs $1.99, with no in-app purchases.

### Which has better reviews, Poison Maps or Anchor Plus?

Anchor Plus is rated higher. Poison Maps averages 4.4 out of 5 from 7 ratings, while Anchor Plus averages 4.7 from 7 ratings.

### Do Poison Maps or Anchor Plus have ads?

Neither Poison Maps nor Anchor Plus shows ads.

### Which is updated more often, Poison Maps or Anchor Plus?

Poison Maps ships an update every 5 months, and Anchor Plus monthly. Most recently, Poison Maps was updated on October 29, 2026 and Anchor Plus on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*