# S.Tracker vs Kosmos Fuel

The clearest difference is update cadence: S.Tracker at every 2 months against Kosmos Fuel's every 9 months. Kosmos Fuel's advantage is iOS requirement (14.0 vs 16.6). 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.

S.Tracker ships an update every 2 months, Kosmos Fuel every 9 months. The most recent releases landed on September 13, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | S.Tracker | Kosmos Fuel |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Size | 10 MB | 37 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Solistica, S.A. de C.V](https://appshunter.io/developer/1315057483) | [KOSMOS GPS S.A. DE C.V.](https://appshunter.io/developer/1631690487) |

## What reviewers say

### S.Tracker

[App page](https://appshunter.io/ios/app/stracker/id1537416336)

**In-app purchases:** none


### Kosmos Fuel

[App page](https://appshunter.io/ios/app/kosmos-fuel/id6468529587)

**In-app purchases:** none


## Frequently asked questions

### Is S.Tracker free?

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

### Is Kosmos Fuel free?

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

### Do S.Tracker or Kosmos Fuel have ads?

Neither S.Tracker nor Kosmos Fuel shows ads.

### Which is updated more often, S.Tracker or Kosmos Fuel?

S.Tracker ships an update every 2 months, and Kosmos Fuel every 9 months. Most recently, S.Tracker was updated on September 13, 2026 and Kosmos Fuel on September 24, 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.*