# DWTools vs Cairn

The clearest difference is in-app purchases: DWTools at none against Cairn's 1. DWTools also leads on iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Cairn sells 1 one-off in-app purchase. DWTools asks for nothing beyond the download.

## The numbers

| Metric | DWTools | Cairn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/dwtools/id680830919/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 66 MB | 8 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [The Charles Machine Works, Inc](https://appshunter.io/developer/951728998) | [Andrii Bashta](https://appshunter.io/developer/1547467775) |

## What reviewers say

### DWTools

[App page](https://appshunter.io/ios/app/dwtools/id680830919)

This application offers a collection of tools designed for servicing specific equipment. It requires a separate hardware device for vehicle connectivity. Access to the vehicle's automation bus is provided through this connection.

**Highlights:** Equipment servicing tools, Vehicle automation bus connectivity, Requires DWLink hardware, Designed for DitchWitch equipment

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Cairn

[App page](https://appshunter.io/ios/app/cairn-text-message-export/id6788027982)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Threadkeeper Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is DWTools free?

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

### Is Cairn free?

Cairn is free to download, with in-app purchases available.

### Do DWTools or Cairn have ads?

Neither DWTools nor Cairn shows ads.

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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.*