# Radio vs StackerTools Coin and Bar Test

The clearest difference is review sentiment: StackerTools Coin and Bar Test at 89% against Radio's 43%. StackerTools Coin and Bar Test also leads on rating (4.5 vs 3.5) and ratings volume (44 vs 14). Radio's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

StackerTools Coin and Bar Test holds the better App Store score, 4.5 against 3.5. Both are backed by a comparable volume of ratings — 14 and 44 respectively. Written reviews point the same way: 43% of Radio's written reviews are positive against 89% of StackerTools Coin and Bar Test's.

## The numbers

| Metric | Radio | StackerTools Coin and Bar Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (14 ratings)](https://appshunter.io/ios/app/radio-ct/id6444934834/reviews) | **[4.5 (44 ratings)](https://appshunter.io/ios/app/stackertools-coin-and-bar-test/id6502847897/reviews)** |
| Number of ratings | 14 | **44** |
| Positive reviews | 42.9% of reviews | **88.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | Free | Free |
| Size | 13 MB | 31 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Dispo Technology Co., Ltd](https://appshunter.io/developer/1657997329) | [SoundMoneyMetals](https://appshunter.io/developer/1747030161) |

## What reviewers say

### Radio

[App page](https://appshunter.io/ios/app/radio-ct/id6444934834)

This application is exclusively for use with hardware developed by Shenzhen Dispo Technology Co., Ltd. All software ownership belongs to Shenzhen Dispo Technology Co., Ltd. Commercial use requires explicit permission.

**Highlights:** Hardware integration, Exclusive device compatibility, Commercial use licensing, Proprietary software

**Features:** macOS Compatibility

**In-app purchases:** none


### StackerTools Coin and Bar Test

[App page](https://appshunter.io/ios/app/stackertools-coin-and-bar-test/id6502847897)

This app uses sound to detect counterfeit gold and silver coins, rounds, and bars. Gently tap your precious metal and the app analyzes its ring against verified examples or a physics-backed model to determine authenticity.

**Highlights:** Detects counterfeit gold and silver coins/bars, Analyzes item's 'ping' sound, Compares to verified genuine examples, Tests against physics-backed acoustic models, Offers multiple testing modes (Peaks, Run, Pro), Syncs catalog for offline testing, Allows uploading test data and photos

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

**In-app purchases:** none


## Frequently asked questions

### Is Radio free?

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

### Is StackerTools Coin and Bar Test free?

StackerTools Coin and Bar Test is free to download, with no in-app purchases.

### Which has better reviews, Radio or StackerTools Coin and Bar Test?

StackerTools Coin and Bar Test is rated higher. Radio averages 3.5 out of 5 from 14 ratings, while StackerTools Coin and Bar Test averages 4.5 from 44 ratings.

### Do Radio or StackerTools Coin and Bar Test have ads?

Neither Radio nor StackerTools Coin and Bar Test shows ads.

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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.*