# E vs Track21 GPS Tracking

The clearest difference is update cadence: Track21 GPS Tracking at every 11 days against E's every 4 weeks. E's advantage is iOS requirement (8.0 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.

E ships an update every 4 weeks, Track21 GPS Tracking every 11 days. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | E | Track21 GPS Tracking |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 11 days** |
| Size | 27 MB | 60 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [E-lead Electronics](https://appshunter.io/developer/598224006) | [Lamrod Go](https://appshunter.io/developer/1752073555) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-where/id640074290)

**Features:** macOS Compatibility

**In-app purchases:** none


### Track21 GPS Tracking

[App page](https://appshunter.io/ios/app/track21-gps-tracking/id6504692792)

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is Track21 GPS Tracking free?

Track21 GPS Tracking is free to download, with no in-app purchases.

### Do E or Track21 GPS Tracking have ads?

Neither E nor Track21 GPS Tracking shows ads.

### Which is updated more often, E or Track21 GPS Tracking?

E ships an update every 4 weeks, and Track21 GPS Tracking every 11 days. Most recently, E was updated on October 26, 2026 and Track21 GPS Tracking 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.*