# BCN Tracer App vs SG

The clearest difference is update cadence: BCN Tracer App at every 3 weeks against SG's every 5 weeks. SG's advantage is iOS requirement (13.4 vs 15.0). 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.

BCN Tracer App ships an update every 3 weeks, SG every 5 weeks. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | BCN Tracer App | SG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Size | 172 MB | 34 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Allsetra B.V.](https://appshunter.io/developer/660327349) | [Gezondsheidsdienst voor Dieren B.V.](https://appshunter.io/developer/510353766) |

## What reviewers say

### BCN Tracer App

[App page](https://appshunter.io/ios/app/bcn-tracer-app/id1610694901)

**Features:** macOS Compatibility

**In-app purchases:** none


### SG

[App page](https://appshunter.io/ios/app/sg-online/id6443717530)

**In-app purchases:** none


## Frequently asked questions

### Is BCN Tracer App free?

BCN Tracer App is free to download, with no in-app purchases.

### Is SG free?

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

### Do BCN Tracer App or SG have ads?

Neither BCN Tracer App nor SG shows ads.

### Which is updated more often, BCN Tracer App or SG?

BCN Tracer App ships an update every 3 weeks, and SG every 5 weeks. Most recently, BCN Tracer App was updated on October 4, 2026 and SG on October 6, 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.*