# Boiler Efficiency vs FloPro

The clearest difference is price: FloPro at Free against Boiler Efficiency's $5.99. FloPro also leads on update cadence (every 3 months vs every 10 months) and iOS requirement (10.3 vs 14.3). On ads, in-app purchases and device support there is nothing between them.

FloPro is free to download; Boiler Efficiency costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Boiler Efficiency ships an update every 10 months, FloPro every 3 months. The most recent releases landed on September 16, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | Boiler Efficiency | FloPro |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flopro-md/id1437827733/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 44 MB |
| Requires iOS | 14.3 | **10.3** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kaup Shenoy Associates](https://appshunter.io/developer/460148822) | [Watts Water Technologies, Inc](https://appshunter.io/developer/844447908) |

## What reviewers say

### Boiler Efficiency

[App page](https://appshunter.io/ios/app/boiler-efficiency/id490506363)

Perform preliminary audits on boiler efficiency and identify various losses in steam generation. Customize boiler applications, compare fuel grades, and analyze heat balance and flue gas for potential savings and improvements.

**Highlights:** Boiler efficiency audits, Loss identification, Customizable boiler applications, Fuel grade comparison, Heat balance sheet, Flue gas analysis, CHP (Brayton) cycle analysis

**Features:** macOS Compatibility

**In-app purchases:** none


### FloPro

[App page](https://appshunter.io/ios/app/flopro-md/id1437827733)

This tool helps diagnose gas-related issues by measuring gas pressure and flow, converting it to heat output. It provides data to ensure appliances deliver expected performance, simplifying troubleshooting for technicians and installers.

**Highlights:** Measures gas pressure (psi), Measures gas flow (CFH), Converts flow to BTU/hr heat output, Bluetooth connectivity to smart devices, Generates CSV data files, Email and print data reports

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Boiler Efficiency free?

Boiler Efficiency costs $5.99, with no in-app purchases.

### Is FloPro free?

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

### Do Boiler Efficiency or FloPro have ads?

Neither Boiler Efficiency nor FloPro shows ads.

### Which is updated more often, Boiler Efficiency or FloPro?

Boiler Efficiency ships an update every 10 months, and FloPro every 3 months. Most recently, Boiler Efficiency was updated on September 16, 2026 and FloPro on July 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*