# Tag Hijacking Shield vs KSI Smart Track

The clearest difference is update cadence: KSI Smart Track at every 3 weeks against Tag Hijacking Shield's every 3 months. KSI Smart Track also leads on iOS requirement (12.0 vs 15.0). 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.

Tag Hijacking Shield ships an update every 3 months, KSI Smart Track every 3 weeks. Both last shipped on October 27, 2026.

## The numbers

| Metric | Tag Hijacking Shield | KSI Smart Track |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 1 MB | 26 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Hideki Takada](https://appshunter.io/developer/1517265910) | [Key Systems, Inc.](https://appshunter.io/developer/935715907) |

## What reviewers say

### Tag Hijacking Shield

[App page](https://appshunter.io/ios/app/tag-hijacking-shield/id1517265911)

**In-app purchases:** none


### KSI Smart Track

[App page](https://appshunter.io/ios/app/ksi-smart-track/id1532945241)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tag Hijacking Shield free?

Tag Hijacking Shield is free to download, with no in-app purchases.

### Is KSI Smart Track free?

KSI Smart Track is free to download, with no in-app purchases.

### Do Tag Hijacking Shield or KSI Smart Track have ads?

Neither Tag Hijacking Shield nor KSI Smart Track shows ads.

### Which is updated more often, Tag Hijacking Shield or KSI Smart Track?

Tag Hijacking Shield ships an update every 3 months, and KSI Smart Track every 3 weeks. Most recently, Tag Hijacking Shield was updated on October 27, 2026 and KSI Smart Track on October 27, 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.*