# DriftWatch vs Updock

The clearest difference is in-app purchases: Updock at none against DriftWatch's 3. Updock also leads on update cadence (every 3 weeks vs every 12 months) and iOS requirement (15.6 vs 17.4). On price, ads and device support there is nothing between them.

Both are free to download. DriftWatch sells 3 in-app purchases, starting at $3.99 per year. Updock asks for nothing beyond the download.

DriftWatch ships an update every 12 months, Updock every 3 weeks. The most recent releases landed on September 21, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | DriftWatch | Updock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/updock/id6757957284/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 85 MB | 12 MB |
| Requires iOS | 17.4 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rene Dacier](https://appshunter.io/developer/1001235750) | [WANDRILLE HENRI STEPHANE MAR BASSE](https://appshunter.io/developer/1869936908) |

## What reviewers say

### DriftWatch

[App page](https://appshunter.io/ios/app/driftwatch/id1001235751)

This navigation app helps boat captains sleep soundly by monitoring anchor drift. It uses your device's GPS to alert you if your vessel moves outside a set boundary, providing peace of mind while at anchor.

**Highlights:** Anchor drift monitoring, GPS boundary alerts, Audible alarms, Battery level monitoring, Simple and easy to use

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Time Limit | $3.99 | per year |
| 24H Wind Forecast | $9.99 | per year |
| 24H Wind Forecast. | $9.99 | per year |


### Updock

[App page](https://appshunter.io/ios/app/updock/id6757957284)

Discover the best global spots for Dockstart and Foil launching. This app helps you find perfect docks and water access points, and share your own discoveries with a community of riders. Whether you're a beginner or a pro, find your next session.

**Highlights:** Discover community-shared Dockstart spots, Locate docks and water access, Share your own discoveries, Interactive maps, Find your next session

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DriftWatch free?

DriftWatch is free to download, with in-app purchases available.

### Is Updock free?

Updock is free to download, with no in-app purchases.

### Do DriftWatch or Updock have ads?

Neither DriftWatch nor Updock shows ads.

### Which is updated more often, DriftWatch or Updock?

DriftWatch ships an update every 12 months, and Updock every 3 weeks. Most recently, DriftWatch was updated on September 21, 2026 and Updock on October 4, 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.*