# FloatHub vs CalaWater

The clearest difference is update cadence: CalaWater at every 2 weeks against FloatHub's every 44 months. CalaWater also leads on ratings volume (6 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FloatHub holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: CalaWater has 6 ratings behind it against 1, so its average is the more settled of the two.

FloatHub ships an update every 44 months, CalaWater every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | FloatHub | CalaWater |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/floathub/id6443606358/reviews)** | [4.8 (6 ratings)](https://appshunter.io/ios/app/calawater/id6670616817/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 14 MB | 59 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Modiot Labs LLC](https://appshunter.io/developer/1610114920) | [Cala Systems, Inc.](https://appshunter.io/developer/1736816264) |

## What reviewers say

### FloatHub

[App page](https://appshunter.io/ios/app/floathub/id6443606358)

Monitor your boat's location and system status remotely. View publicly available vessel data nearby and access a history of your boat's key metrics like voltage, speed, and depth.

**Highlights:** Vessel location tracking, Real-time system status, Nearby vessel data, Historical system data, Voltage, speed, depth monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### CalaWater

[App page](https://appshunter.io/ios/app/calawater/id6670616817)

Monitor and control your intelligent heat pump water heater remotely. Track usage, optimize heating schedules for solar production or vacation, and ensure hot water availability. Receive ongoing system updates for improved performance.

**Highlights:** Track hot water usage patterns, Sync heating with solar production, View energy usage, Boost production on demand, Schedule vacation energy savings, Monitor real-time availability and performance, Configure system run times

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is FloatHub free?

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

### Is CalaWater free?

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

### Which has better reviews, FloatHub or CalaWater?

FloatHub is rated higher. FloatHub averages 5.0 out of 5 from 1 ratings, while CalaWater averages 4.8 from 6 ratings.

### Do FloatHub or CalaWater have ads?

Neither FloatHub nor CalaWater shows ads.

### Which is updated more often, FloatHub or CalaWater?

FloatHub ships an update every 44 months, and CalaWater every 2 weeks. Most recently, FloatHub was updated on October 24, 2026 and CalaWater on October 24, 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.*