# Boiler Fault Codes vs CSN Capture

The clearest difference is price: CSN Capture at Free against Boiler Fault Codes's $4.99. CSN Capture also leads on update cadence (every 6 weeks vs every 3 months). Boiler Fault Codes's advantage is iOS requirement (13.0 vs 15.1). On ads, in-app purchases and device support there is nothing between them.

CSN Capture is free to download; Boiler Fault Codes costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Boiler Fault Codes ships an update every 3 months, CSN Capture every 6 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Boiler Fault Codes | CSN Capture |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Paid | — |
| Size | 23 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mr Combi Training](https://appshunter.io/developer/566867832) | [Connected Safety Net Limited](https://appshunter.io/developer/1604421962) |

## What reviewers say

### Boiler Fault Codes

[App page](https://appshunter.io/ios/app/boiler-fault-codes/id1545965490)

Quickly diagnose boiler faults without a manual. Access a comprehensive database of fault codes, causes, and solutions for popular UK boiler models. Includes manufacturer contact details for immediate assistance.

**Highlights:** Extensive fault code database, Causes and solutions for errors, Flow charts for diagnostics, Manufacturer contact details, Offline functionality, Pinch-to-zoom display

**Features:** Vision Pro support

**In-app purchases:** none


### CSN Capture

[App page](https://appshunter.io/ios/app/csn-capture/id6472850178)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Boiler Fault Codes free?

Boiler Fault Codes costs $4.99, with no in-app purchases.

### Is CSN Capture free?

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

### Do Boiler Fault Codes or CSN Capture have ads?

Neither Boiler Fault Codes nor CSN Capture shows ads.

### Which is updated more often, Boiler Fault Codes or CSN Capture?

Boiler Fault Codes ships an update every 3 months, and CSN Capture every 6 weeks. Most recently, Boiler Fault Codes was updated on October 24, 2026 and CSN Capture on October 24, 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.*