# IoTGPS vs Knockdog

The clearest difference is update cadence: Knockdog at every 3 months against IoTGPS's every 11 months. IoTGPS's advantage is iOS requirement (11.0 vs 15.1). 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.

IoTGPS ships an update every 11 months, Knockdog every 3 months. The most recent releases landed on September 20, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | IoTGPS | Knockdog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 35 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RoadPia Co., Ltd.](https://appshunter.io/developer/366252913) | [eunhee gwak](https://appshunter.io/developer/1744130117) |

## What reviewers say

### IoTGPS

[App page](https://appshunter.io/ios/app/iotgps/id1296714957)

This app enhances compatible dashcams by providing real-time vehicle location tracking, event notifications for impacts, and self-diagnostic alerts. It also offers features like speed camera warnings and automatic generation of vehicle logs for tax purposes.

**Highlights:** Real-time vehicle location tracking, Event notifications for impacts, Dashcam self-diagnostic alerts, Speed camera warnings, Automatic vehicle log generation, GPS data for video recording

**Features:** macOS Compatibility

**In-app purchases:** none


### Knockdog

[App page](https://appshunter.io/ios/app/knockdog/id6754978978)

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

**In-app purchases:** none


## Frequently asked questions

### Is IoTGPS free?

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

### Is Knockdog free?

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

### Do IoTGPS or Knockdog have ads?

Neither IoTGPS nor Knockdog shows ads.

### Which is updated more often, IoTGPS or Knockdog?

IoTGPS ships an update every 11 months, and Knockdog every 3 months. Most recently, IoTGPS was updated on September 20, 2026 and Knockdog on September 24, 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.*