# spyn PRO vs eTrackinfo

The clearest difference is update cadence: eTrackinfo at every 9 days against spyn PRO's every 7 months. eTrackinfo also leads on iOS requirement (15.1 vs 17.6). 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.

spyn PRO ships an update every 7 months, eTrackinfo every 9 days. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | spyn PRO | eTrackinfo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 9 days** |
| Size | 39 MB | 40 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Atzos Ventures Private Limited](https://appshunter.io/developer/990230303) | [Vijay Khadase](https://appshunter.io/developer/1880948084) |

## What reviewers say

### spyn PRO

[App page](https://appshunter.io/ios/app/spyn-pro/id1449131395)

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

**In-app purchases:** none


### eTrackinfo

[App page](https://appshunter.io/ios/app/etrackinfo-vms/id6761090180)

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

**In-app purchases:** none


## Frequently asked questions

### Is spyn PRO free?

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

### Is eTrackinfo free?

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

### Do spyn PRO or eTrackinfo have ads?

Neither spyn PRO nor eTrackinfo shows ads.

### Which is updated more often, spyn PRO or eTrackinfo?

spyn PRO ships an update every 7 months, and eTrackinfo every 9 days. Most recently, spyn PRO was updated on October 3, 2026 and eTrackinfo on October 8, 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.*