# FlowCon vs RBM Smart

FlowCon and RBM Smart are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

FlowCon ships an update every 3 months, RBM Smart every 2 months. The most recent releases landed on September 15, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | FlowCon | RBM Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flowcon/id1407271824/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 22 MB | 39 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FlowCon International ApS](https://appshunter.io/developer/1402692518) | [R.B.M. SPA](https://appshunter.io/developer/1500244689) |

## What reviewers say

### FlowCon

[App page](https://appshunter.io/ios/app/flowcon/id1407271824)

Monitor HVAC coil performance with real-time data on temperature, pressure, and heat transfer. Access technical documentation, instructions, and animations for valve control. Connects directly via Bluetooth to compatible devices.

**Highlights:** Bluetooth connectivity, Real-time performance monitoring (ΔT, ΔP, flow rate, BTU), Access to tech notes, instructions, and animations, Direct website and email contact, Adjustable measurements, Multilingual support (English, Chinese, Russian)

**Features:** macOS Compatibility

**In-app purchases:** none


### RBM Smart

[App page](https://appshunter.io/ios/app/rbm-smart/id6459881266)

**In-app purchases:** none


## Frequently asked questions

### Is FlowCon free?

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

### Is RBM Smart free?

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

### Do FlowCon or RBM Smart have ads?

Neither FlowCon nor RBM Smart shows ads.

### Which is updated more often, FlowCon or RBM Smart?

FlowCon ships an update every 3 months, and RBM Smart every 2 months. Most recently, FlowCon was updated on September 15, 2026 and RBM Smart on May 17, 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.*