# TF Object Detection RickyChen vs Signal AR

The clearest difference is iOS requirement: TF Object Detection RickyChen at 11.0 against Signal AR's 17.0. 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.

TF Object Detection RickyChen ships an update every 4 weeks, Signal AR every 5 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TF Object Detection RickyChen | Signal AR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/signal-ar/id6757194056/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 5 weeks |
| Monetization | — | Free |
| Size | 35 MB | 4 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chao-Ju CHEN](https://appshunter.io/developer/1654667655) | [高阳 王](https://appshunter.io/developer/1671696782) |

## What reviewers say

### TF Object Detection RickyChen

[App page](https://appshunter.io/ios/app/tf-object-detection-rickychen/id6444441893)

**Features:** macOS Compatibility

**In-app purchases:** none


### Signal AR

[App page](https://appshunter.io/ios/app/signal-ar/id6757194056)

Visualize Wi-Fi and cellular signal strength in your physical environment using augmented reality. Identify dead zones and coverage issues intuitively, with local data processing for enhanced privacy. Gain insights through historical data and performance charts.

**Highlights:** Augmented reality signal visualization, Identify weak spots and dead zones, Signal history and performance charts, Local data processing for privacy, Intuitive network quality understanding

**In-app purchases:** none


## Frequently asked questions

### Is TF Object Detection RickyChen free?

TF Object Detection RickyChen is free to download, with no in-app purchases.

### Is Signal AR free?

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

### Do TF Object Detection RickyChen or Signal AR have ads?

Neither TF Object Detection RickyChen nor Signal AR shows ads.

### Which is updated more often, TF Object Detection RickyChen or Signal AR?

TF Object Detection RickyChen ships an update every 4 weeks, and Signal AR every 5 weeks. Most recently, TF Object Detection RickyChen was updated on October 27, 2026 and Signal AR on October 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.*