# S vs SPG Tracking

The clearest difference is update cadence: S at every 6 months against SPG Tracking's every 23 months. S also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

S ships an update every 6 months, SPG Tracking every 23 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | S | SPG Tracking |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 6 months** | Every 23 months |
| Size | 196 MB | 196 MB |
| Requires iOS | 16 | 16 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 17+ |
| Developer | [FAUSTO MARLON PAZMINO PEREZ](https://appshunter.io/developer/1704044841) | [LAURA PEREZ](https://appshunter.io/developer/1745801278) |

## What reviewers say

### S

[App page](https://appshunter.io/ios/app/s-mobile/id6463169031)

**Features:** macOS Compatibility

**In-app purchases:** none


### SPG Tracking

[App page](https://appshunter.io/ios/app/spg-tracking/id6502918001)

**In-app purchases:** none


## Frequently asked questions

### Is S free?

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

### Is SPG Tracking free?

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

### Which is updated more often, S or SPG Tracking?

S ships an update every 6 months, and SPG Tracking every 23 months. Most recently, S was updated on October 6, 2026 and SPG Tracking on October 7, 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.*