# Know My IP vs ThiefTag

The clearest difference is price: ThiefTag at Free against Know My IP's $1.99. ThiefTag also leads on update cadence (every 5 weeks vs every 6 months) and iOS requirement (15.1 vs 17.5). On ads, in-app purchases and device support there is nothing between them.

ThiefTag is free to download; Know My IP costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Know My IP ships an update every 6 months, ThiefTag every 5 weeks. The most recent releases landed on October 22, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Know My IP | ThiefTag |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/thieftag/id6758183951/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 77 MB |
| Requires iOS | 17.5 | **15.1** |
| Devices | iPhone, iPad, Apple TV | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Reignsol](https://appshunter.io/developer/1631240754) | [JASON HOLDEN](https://appshunter.io/developer/6781069030) |

## What reviewers say

### Know My IP

[App page](https://appshunter.io/ios/app/know-my-ip/id6645736200)

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

**In-app purchases:** none


### ThiefTag

[App page](https://appshunter.io/ios/app/thieftag/id6758183951)

This app helps you recover stolen items by connecting you with a network of verified specialists. You can report missing items, set rewards, and receive real-time alerts. Specialists can earn rewards for successful recoveries.

**Highlights:** Report stolen items, Set recovery rewards, Real-time spotting alerts, Verified recovery specialists, Secure in-app messaging, Live progress tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Know My IP free?

Know My IP costs $1.99, with no in-app purchases.

### Is ThiefTag free?

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

### Do Know My IP or ThiefTag have ads?

Neither Know My IP nor ThiefTag shows ads.

### Which is updated more often, Know My IP or ThiefTag?

Know My IP ships an update every 6 months, and ThiefTag every 5 weeks. Most recently, Know My IP was updated on October 22, 2026 and ThiefTag 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.*