# Helm Link vs Unruh

The clearest difference is price: Unruh at Free against Helm Link's $19.99. Unruh also leads on update cadence (monthly vs every 6 months). Helm Link's advantage is rating (5.0 vs 4.0) and iOS requirement (15.1 vs 26.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Unruh is free to download; Helm Link costs $19.99 up front. Helm Link sells 1 one-off in-app purchase and Unruh sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Helm Link holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Helm Link ships an update every 6 months, Unruh monthly. The most recent releases landed on October 31, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Helm Link | Unruh |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/helm-link/id6758592135/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/unruh-watch-accuracy/id6760858048/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 36 MB | 5 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Willingham Digital LLC](https://appshunter.io/developer/552851297) | [Noel Weinberg](https://appshunter.io/developer/1823665034) |

## What reviewers say

### Helm Link

[App page](https://appshunter.io/ios/app/helm-link/id6758592135)

This app provides walkie-talkie style voice communication over a local WiFi network. It's ideal for group communication in areas with limited or no internet access, supporting full-duplex audio with headphones.

**Highlights:** Walkie-talkie style voice chat, Local WiFi network communication, Full-duplex audio, Headphone/earbud support, Reliable local communication

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Host Mode - Lifetime | $19.99 | one-time |


### Unruh

[App page](https://appshunter.io/ios/app/unruh-watch-accuracy/id6760858048)

Measure the accuracy of your mechanical watches against atomic time. Track your collection, compare against industry standards, and analyze performance trends over time. Offers diagnostic tools and advanced features for enthusiasts.

**Highlights:** Atomic time reference, Precision offset measurement, Watch collection management, Industry standard comparison, Accuracy trend visualization, Timegrapher diagnostic tool, Magnetism check

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| An Espresso | $1.99 | one-time |
| A Cappuccino | $3.99 | one-time |
| Unruh Pro | $5.99 | one-time |
| Coffee & Cake | $8.99 | one-time |


## Frequently asked questions

### Is Helm Link free?

Helm Link costs $19.99, and also offers in-app purchases.

### Is Unruh free?

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

### Which has better reviews, Helm Link or Unruh?

Helm Link is rated higher. Helm Link averages 5.0 out of 5 from 2 ratings, while Unruh averages 4.0 from 1 ratings.

### Do Helm Link or Unruh have ads?

Neither Helm Link nor Unruh shows ads.

### Which is updated more often, Helm Link or Unruh?

Helm Link ships an update every 6 months, and Unruh monthly. Most recently, Helm Link was updated on October 31, 2026 and Unruh on November 7, 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.*