# Wow Flutter vs ARCAM Radia

The clearest difference is price: ARCAM Radia at Free against Wow Flutter's $14.99. ARCAM Radia also leads on update cadence (every 9 months vs every 22 months). Wow Flutter's advantage is rating (4.8 vs 2.3) and iOS requirement (12.1 vs 14.1). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

ARCAM Radia is free to download; Wow Flutter costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Wow Flutter holds the better App Store score, 4.8 against 2.3. Both are backed by a comparable volume of ratings — 13 and 6 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Wow Flutter ships an update every 22 months, ARCAM Radia every 9 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Wow Flutter | ARCAM Radia |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[4.8 (13 ratings)](https://appshunter.io/ios/app/wow-flutter-rpm-testing/id1501773065/reviews)** | [2.3 (6 ratings)](https://appshunter.io/ios/app/arcam-radia/id6467189788/reviews) |
| Number of ratings | **13** | 6 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 9 months** |
| Monetization | Paid | **Free** |
| Size | 9 MB | 31 MB |
| Requires iOS | **12.1** | 14.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Philip Broder](https://appshunter.io/developer/921385513) | [HARMAN INTERNATIONAL INDUSTRIES LIMITED](https://appshunter.io/developer/406639540) |

## What reviewers say

### Wow Flutter

[App page](https://appshunter.io/ios/app/wow-flutter-rpm-testing/id1501773065)

Analyze your turntable's speed accuracy with detailed graphical displays of wow and flutter. Identify and troubleshoot issues affecting your vinyl listening experience. Optimize your setup for the best possible sound.

**Highlights:** Detailed turntable wow & flutter display, Graphical view of speed variation per revolution, Average RPM display, Final wow & flutter measurement, Identify periodic and random speed variations, Helps troubleshoot platter, belt, and motor issues

**Features:** Vision Pro support

**In-app purchases:** none


### ARCAM Radia

[App page](https://appshunter.io/ios/app/arcam-radia/id6467189788)

Easily set up your Wi-Fi connected audio device and stream music from various sources. Access podcasts, internet radio, and popular music services directly from your phone. Supports Chromecast streaming for a seamless audio experience.

**Highlights:** Wi-Fi product setup, Music playback, Podcast and radio access, Qobuz and Amazon Music integration, UPnP & USB playback, Chromecast streaming configuration

**In-app purchases:** none


## Frequently asked questions

### Is Wow Flutter free?

Wow Flutter costs $14.99, with no in-app purchases.

### Is ARCAM Radia free?

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

### Which has better reviews, Wow Flutter or ARCAM Radia?

Wow Flutter is rated higher. Wow Flutter averages 4.8 out of 5 from 13 ratings, while ARCAM Radia averages 2.3 from 6 ratings.

### Do Wow Flutter or ARCAM Radia have ads?

Neither Wow Flutter nor ARCAM Radia shows ads.

### Which is updated more often, Wow Flutter or ARCAM Radia?

Wow Flutter ships an update every 22 months, and ARCAM Radia every 9 months. Most recently, Wow Flutter was updated on November 3, 2026 and ARCAM Radia on November 3, 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.*