# Waterco Connect vs ResToolbox3

The clearest difference is update cadence: ResToolbox3 at every 6 days against Waterco Connect's every 4 months. On price, ads, in-app purchases and monetization model there is nothing between them.

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

Waterco Connect ships an update every 4 months, ResToolbox3 every 6 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Waterco Connect | ResToolbox3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/restoolbox3/id6759464322/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | Free | Free |
| Size | 31 MB | 25 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Waterco](https://appshunter.io/developer/1527380767) | [MobileReservoir](https://appshunter.io/developer/497057811) |

## What reviewers say

### Waterco Connect

[App page](https://appshunter.io/ios/app/waterco-connect/id1529072048)

Remotely monitor and control WiFi-connected pool equipment like heat pumps and chlorinators. Manage key parameters for your pool system from anywhere.

**Highlights:** Remote monitoring of pool equipment, Control WiFi heat pumps, Control WiFi chlorinators, Manage key pool parameters, Companion app for Waterco products

**Features:** Vision Pro support

**In-app purchases:** none


### ResToolbox3

[App page](https://appshunter.io/ios/app/restoolbox3/id6759464322)

This petroleum engineering calculator provides rapid answers for engineers in the field or office. It offers comprehensive tools for fluid properties, gas hydrate prediction, nodal analysis, production forecasting, volumetrics, and well testing, all accessible offline.

**Highlights:** Fluid properties (PVT) analysis, Gas hydrate prediction, Nodal analysis for wells, Production forecasting, Volumetric calculations, Well test analysis, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Waterco Connect free?

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

### Is ResToolbox3 free?

ResToolbox3 is free to download, with no in-app purchases.

### Do Waterco Connect or ResToolbox3 have ads?

Neither Waterco Connect nor ResToolbox3 shows ads.

### Which is updated more often, Waterco Connect or ResToolbox3?

Waterco Connect ships an update every 4 months, and ResToolbox3 every 6 days. Most recently, Waterco Connect was updated on November 3, 2026 and ResToolbox3 on October 31, 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.*