# SPro 4.0 vs Onetrack GPS

The clearest difference is iOS requirement: SPro 4.0 at 11.0 against Onetrack GPS's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SPro 4.0 | Onetrack GPS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 39 MB | 54 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FPT IS Company Limited](https://appshunter.io/developer/1437861502) | [khanh Pham](https://appshunter.io/developer/1646611026) |

## What reviewers say

### SPro 4.0

[App page](https://appshunter.io/ios/app/spro-40/id1559510838)

**Features:** macOS Compatibility

**In-app purchases:** none


### Onetrack GPS

[App page](https://appshunter.io/ios/app/onetrack-gps/id6443501792)

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

**In-app purchases:** none


## Frequently asked questions

### Is SPro 4.0 free?

SPro 4.0 is free to download, with no in-app purchases.

### Is Onetrack GPS free?

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

### Do SPro 4.0 or Onetrack GPS have ads?

Neither SPro 4.0 nor Onetrack GPS shows ads.

### Which is updated more often, SPro 4.0 or Onetrack GPS?

SPro 4.0 ships an update monthly, and Onetrack GPS monthly. Most recently, SPro 4.0 was updated on October 19, 2026 and Onetrack GPS 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.*