# COMPASSMOBILE Flushing vs Kelsius

The clearest difference is update cadence: Kelsius at every 3 weeks against COMPASSMOBILE Flushing's every 2 months. Kelsius also leads on iOS requirement (12.4 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

COMPASSMOBILE Flushing ships an update every 2 months, Kelsius every 3 weeks. The most recent releases landed on October 3, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | COMPASSMOBILE Flushing | Kelsius |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 32 MB | 24 MB |
| Requires iOS | 16.0 | **12.4** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hydrop Environmental Consultancy Services](https://appshunter.io/developer/1124513097) | [Frederic Lusson](https://appshunter.io/developer/1700826405) |

## What reviewers say

### COMPASSMOBILE Flushing

[App page](https://appshunter.io/ios/app/compassmobile-flushing/id1300233642)

This application facilitates the collection and submission of data related to water assets. It is designed for recording evaluations of usage and flushing activities for these assets.

**Highlights:** Collect water asset information, Return water asset information, Record usage evaluations, Record flushing evaluations, Designed for water assets

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

**In-app purchases:** none


### Kelsius

[App page](https://appshunter.io/ios/app/kelsius/id6457253123)

**In-app purchases:** none


## Frequently asked questions

### Is COMPASSMOBILE Flushing free?

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

### Is Kelsius free?

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

### Do COMPASSMOBILE Flushing or Kelsius have ads?

Neither COMPASSMOBILE Flushing nor Kelsius shows ads.

### Which is updated more often, COMPASSMOBILE Flushing or Kelsius?

COMPASSMOBILE Flushing ships an update every 2 months, and Kelsius every 3 weeks. Most recently, COMPASSMOBILE Flushing was updated on October 3, 2026 and Kelsius on October 12, 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.*