# Reflex Pro App vs REMS mCon

The clearest difference is iOS requirement: REMS mCon at 11.0 against Reflex Pro App's 15.0. On price, update cadence, 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.

Reflex Pro App ships an update every 4 months, REMS mCon every 2 months. The most recent releases landed on October 15, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Reflex Pro App | REMS mCon |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 19 MB | 48 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ConSoft](https://appshunter.io/developer/397747217) | [REMS GmbH & Co KG](https://appshunter.io/developer/799265024) |

## What reviewers say

### Reflex Pro App

[App page](https://appshunter.io/ios/app/reflex-pro-app/id424178409)

This app provides instant calculations for pressure maintenance in heating, solar, and hot water systems. It helps define pressures and account for water hardness, aiding in project surveys and on-site consultations for accurate system assessments.

**Highlights:** Pressure maintenance calculations, Expansion vessel calculation, Upstream and filling pressure definition, Water hardness consideration, VDI 2035 compliance, On-site project surveys

**Features:** macOS Compatibility

**In-app purchases:** none


### REMS mCon

[App page](https://appshunter.io/ios/app/rems-mcon/id1564956543)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Reflex Pro App free?

Reflex Pro App is free to download, with no in-app purchases.

### Is REMS mCon free?

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

### Do Reflex Pro App or REMS mCon have ads?

Neither Reflex Pro App nor REMS mCon shows ads.

### Which is updated more often, Reflex Pro App or REMS mCon?

Reflex Pro App ships an update every 4 months, and REMS mCon every 2 months. Most recently, Reflex Pro App was updated on October 15, 2026 and REMS mCon on October 20, 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.*