# GuardKit vs LinkLens

The clearest difference is update cadence: LinkLens at every 5 days against GuardKit's every 3 weeks. LinkLens also leads on iOS requirement (18.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. GuardKit sells 1 one-off in-app purchase and LinkLens sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

GuardKit ships an update every 3 weeks, LinkLens every 5 days. The most recent releases landed on October 31, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | GuardKit | LinkLens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/guardkit/id6757253477/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 31 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [BLUR TEC LLC](https://appshunter.io/developer/1822100026) | [Noriaki Togashi](https://appshunter.io/developer/1800084826) |

## What reviewers say

### GuardKit

[App page](https://appshunter.io/ios/app/guardkit/id6757253477)

This app monitors your device for unexpected movement or interaction while you're away. It analyzes motion signals and can optionally detect nearby audio activity levels, providing a timeline of events. All data is stored locally on your device for enhanced privacy.

**Highlights:** Motion-based activity indicators, Optional audio activity level detection, Chronological event timelines, Local-first data storage, User control over permissions

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlock | $4.99 | one-time |


### LinkLens

[App page](https://appshunter.io/ios/app/linklens-ai-url-summarizer/id6788930033)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trial Pack | $0.99 | one-time |
| Starter Pack | $1.99 | one-time |
| Basic Pack | $4.99 | one-time |
| Standard Pack | $9.99 | one-time |
| LinkLens Premium | $12.99 | one-time |
| Plus Pack | $15.99 | one-time |
| Pro Pack | $19.99 | one-time |
| Ultra Pack | $29.99 | one-time |


## Frequently asked questions

### Is GuardKit free?

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

### Is LinkLens free?

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

### Do GuardKit or LinkLens have ads?

Neither GuardKit nor LinkLens shows ads.

### Which is updated more often, GuardKit or LinkLens?

GuardKit ships an update every 3 weeks, and LinkLens every 5 days. Most recently, GuardKit was updated on October 31, 2026 and LinkLens on November 8, 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.*