# ShieldGPS vs TekPDF

The clearest difference is ads: ShieldGPS at none against TekPDF's shown. ShieldGPS also leads on iOS requirement (13.0 vs 15.5). On price, update cadence, 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.

ShieldGPS ships an update every 2 months, TekPDF every 6 weeks. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ShieldGPS | TekPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (17 ratings)](https://appshunter.io/ios/app/shieldgps/id1568008150/reviews)** | — |
| Number of ratings | **17** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 13 MB | 146 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [OG Systems, LLC (CA)](https://appshunter.io/developer/1325401938) | [TekSevi](https://appshunter.io/developer/6771828120) |

## What reviewers say

### ShieldGPS

[App page](https://appshunter.io/ios/app/shieldgps/id1568008150)

Monitor the real-time location and history of your GPS trackers. Receive alerts for movement, speed, and status changes, and set up geofences for important area notifications. Some devices also offer mileage and driving behavior tracking.

**Highlights:** Real-time GPS tracker location, Location history with playback, Map and satellite views, Movement and speed alerts, Geofence creation and alerts, Mileage and driving behavior tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### TekPDF

[App page](https://appshunter.io/ios/app/tekpdf-pdf-editor-and-scanner/id6780976966)

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

**In-app purchases:** none


## Frequently asked questions

### Is ShieldGPS free?

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

### Is TekPDF free?

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

### Do ShieldGPS or TekPDF have ads?

TekPDF shows ads; ShieldGPS does not.

### Which is updated more often, ShieldGPS or TekPDF?

ShieldGPS ships an update every 2 months, and TekPDF every 6 weeks. Most recently, ShieldGPS was updated on October 7, 2026 and TekPDF on October 17, 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.*