# Offender Watch Parent vs BTF Union

The clearest difference is in-app purchases: BTF Union at none against Offender Watch Parent's 2. Offender Watch Parent's advantage is update cadence (every 3 weeks vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Offender Watch Parent sells 2 in-app purchases, starting at $4.99 per month. BTF Union asks for nothing beyond the download.

Offender Watch Parent ships an update every 3 weeks, BTF Union every 5 months. The most recent releases landed on October 20, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Offender Watch Parent | BTF Union |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (26 ratings)](https://appshunter.io/ios/app/offender-watch-parent/id1337998833/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 28.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Subscription | — |
| Size | 51 MB | 33 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Watch Systems, LLC](https://appshunter.io/developer/508519489) | [Buffalo Teachers Federation Inc](https://appshunter.io/developer/1738653842) |

## What reviewers say

### Offender Watch Parent

[App page](https://appshunter.io/ios/app/offender-watch-parent/id1337998833)

This app helps parents protect their children from online and home-based dangers. It provides tools to track children's locations, search for registered sex offenders nearby, and receive alerts about potential threats. The app also offers advice on child safety.

**Highlights:** Family location sharing, Search registered sex offenders, Offender alerts, Monitor child's device contacts, Child safety advice and articles, Contact local law enforcement

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Family Protect Monthly | $4.99 | per month |
| Offenderwatch SVN Subscription | $9.99 | per year |


### BTF Union

[App page](https://appshunter.io/ios/app/btf-union/id6480306120)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Offender Watch Parent free?

Offender Watch Parent is free to download, with in-app purchases available.

### Is BTF Union free?

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

### Do Offender Watch Parent or BTF Union have ads?

Neither Offender Watch Parent nor BTF Union shows ads.

### Which is updated more often, Offender Watch Parent or BTF Union?

Offender Watch Parent ships an update every 3 weeks, and BTF Union every 5 months. Most recently, Offender Watch Parent was updated on October 20, 2026 and BTF Union on October 12, 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.*