# TigerIoT vs Lkarna

The clearest difference is update cadence: TigerIoT at every 5 days against Lkarna's every 3 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.

TigerIoT ships an update every 5 days, Lkarna every 3 months. The most recent releases landed on September 12, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | TigerIoT | Lkarna |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 months |
| Size | 102 MB | 48 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [泰德尔物联](https://appshunter.io/developer/1741667061) | [El Habib Mohamed Abderrahmne](https://appshunter.io/developer/1862786389) |

## What reviewers say

### TigerIoT

[App page](https://appshunter.io/ios/app/tigeriot/id6740893282)

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

**In-app purchases:** none


### Lkarna

[App page](https://appshunter.io/ios/app/lkarna/id6756785209)

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

**In-app purchases:** none


## Frequently asked questions

### Is TigerIoT free?

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

### Is Lkarna free?

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

### Do TigerIoT or Lkarna have ads?

Neither TigerIoT nor Lkarna shows ads.

### Which is updated more often, TigerIoT or Lkarna?

TigerIoT ships an update every 5 days, and Lkarna every 3 months. Most recently, TigerIoT was updated on September 12, 2026 and Lkarna on September 14, 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.*