# KatchU vs linqNRG

The clearest difference is update cadence: linqNRG at every 2 weeks against KatchU's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KatchU ships an update every 2 months, linqNRG every 2 weeks. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | KatchU | linqNRG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/katchu/id1536732409/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 143 MB | 73 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Eview GPS Technology Co., Ltd.](https://appshunter.io/developer/565060665) | [Linqit Solutions (PTY) LTD](https://appshunter.io/developer/6776544923) |

## What reviewers say

### KatchU

[App page](https://appshunter.io/ios/app/katchu/id1536732409)

Track your pet's location and activity with smart pet trackers. Set safe zones and receive alerts if your pet leaves them. Monitor daily activity to ensure your pet is safe and engaged.

**Highlights:** Pet tracker setup, Geo-fencing for safe zones, Real-time location tracking, Activity and routine monitoring, Alerts for zone breaches

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### linqNRG

[App page](https://appshunter.io/ios/app/linqnrg/id6776544921)

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

**In-app purchases:** none


## Frequently asked questions

### Is KatchU free?

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

### Is linqNRG free?

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

### Do KatchU or linqNRG have ads?

Neither KatchU nor linqNRG shows ads.

### Which is updated more often, KatchU or linqNRG?

KatchU ships an update every 2 months, and linqNRG every 2 weeks. Most recently, KatchU was updated on October 24, 2026 and linqNRG on October 11, 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.*