# Boiler Efficiency vs NTEC Boiler

The clearest difference is price: NTEC Boiler at Free against Boiler Efficiency's $5.99. NTEC Boiler also leads on update cadence (every 8 days vs every 10 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

NTEC Boiler 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, NTEC Boiler every 8 days. The most recent releases landed on October 3, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Boiler Efficiency | NTEC Boiler |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 8 days** |
| Monetization | Paid | — |
| Size | 2 MB | 23 MB |
| Requires iOS | 14.3 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kaup Shenoy Associates](https://appshunter.io/developer/460148822) | [NEXPIE COMPANY LIMITED](https://appshunter.io/developer/1356483167) |

## 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


### NTEC Boiler

[App page](https://appshunter.io/ios/app/ntec-boiler/id6753207064)

**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 NTEC Boiler free?

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

### Do Boiler Efficiency or NTEC Boiler have ads?

Neither Boiler Efficiency nor NTEC Boiler shows ads.

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

Boiler Efficiency ships an update every 10 months, and NTEC Boiler every 8 days. Most recently, Boiler Efficiency was updated on October 3, 2026 and NTEC Boiler on October 6, 2026.

---

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