# SkyGuardTWX vs Chicago Train & Bus Tracker

The clearest difference is ads: SkyGuardTWX at none against Chicago Train & Bus Tracker's shown. SkyGuardTWX also leads on rating (5.0 vs 4.8) and monetization model (free vs ad-supported). Chicago Train & Bus Tracker's advantage is update cadence (weekly vs every 3 months) and ratings volume (16 vs 1). On price, 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.

SkyGuardTWX holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Chicago Train & Bus Tracker has 16 ratings behind it against 1, so its average is the more settled of the two.

SkyGuardTWX ships an update every 3 months, Chicago Train & Bus Tracker weekly. The most recent releases landed on October 23, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | SkyGuardTWX | Chicago Train & Bus Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/skyguardtwx/id583245288/reviews)** | [4.8 (16 ratings)](https://appshunter.io/ios/app/chicago-train-and-bus-tracker/id6752545701/reviews) |
| Number of ratings | 1 | **16** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Free** | Ad-supported |
| Size | 8 MB | 16 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SkyGuardTWX LLC](https://appshunter.io/developer/583245431) | [Rishi Masand](https://appshunter.io/developer/1221914865) |

## What reviewers say

### SkyGuardTWX

[App page](https://appshunter.io/ios/app/skyguardtwx/id583245288)

This companion tool wirelessly configures a UAT ADS-B Transceiver. It allows setup of parameters like N-Number, ICAO code, and flight plan squawk. Advanced models enable real-time squawk code and pressure altitude display.

**Highlights:** Wireless transceiver configuration, N-Number setup, Transponder ICAO code setting, Flight Plan/Squawk code management, Manual squawk code changes (Vision-Pro), Real-time squawk code display (Vision-Pro Plus), Pressure altitude display (Vision-Pro Plus)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chicago Train & Bus Tracker

[App page](https://appshunter.io/ios/app/chicago-train-and-bus-tracker/id6752545701)

Get accurate, real-time arrival times for Chicago's CTA buses and 'L' trains. Easily find nearby stops, track vehicles on an interactive map, and save your favorite locations for quick access. Never miss your ride again with reliable predictions.

**Highlights:** Real-time CTA bus tracking, Live 'L' train tracking, Nearby stops and stations, Favorite stops and stations, Interactive CTA map, Accurate ETAs

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

**In-app purchases:** none


## Frequently asked questions

### Is SkyGuardTWX free?

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

### Is Chicago Train & Bus Tracker free?

Chicago Train & Bus Tracker is free to download, with no in-app purchases.

### Which has better reviews, SkyGuardTWX or Chicago Train & Bus Tracker?

SkyGuardTWX is rated higher. SkyGuardTWX averages 5.0 out of 5 from 1 ratings, while Chicago Train & Bus Tracker averages 4.8 from 16 ratings.

### Do SkyGuardTWX or Chicago Train & Bus Tracker have ads?

Chicago Train & Bus Tracker shows ads; SkyGuardTWX does not.

### Which is updated more often, SkyGuardTWX or Chicago Train & Bus Tracker?

SkyGuardTWX ships an update every 3 months, and Chicago Train & Bus Tracker weekly. Most recently, SkyGuardTWX was updated on October 23, 2026 and Chicago Train & Bus Tracker on October 30, 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.*