# Speaker Polarity vs ThunderTune

The clearest difference is price: ThunderTune at Free against Speaker Polarity's $4.99. ThunderTune also leads on rating (5.0 vs 3.6) and iOS requirement (12.0 vs 15.0). Speaker Polarity's advantage is ratings volume (18 vs 1) and chart position (#50 vs unranked). On ads, in-app purchases, monetization model and device support there is nothing between them.

ThunderTune is free to download; Speaker Polarity costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ThunderTune holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Speaker Polarity has 18 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Speaker Polarity | ThunderTune |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [3.6 (18 ratings)](https://appshunter.io/ios/app/speaker-polarity/id293263027/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/thundertune/id6759102523/reviews)** |
| Number of ratings | **18** | 1 |
| Positive reviews | 65.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Free | Free |
| Best chart rank | **#50** | — |
| Size | 35 MB | 30 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Smith](https://appshunter.io/developer/291822462) | [Atlas Sound, LP](https://appshunter.io/developer/993190918) |

## What reviewers say

### Speaker Polarity

[App page](https://appshunter.io/ios/app/speaker-polarity/id293263027)

**Currently charting:** #50 Top Paid · Music (US App Store)

This app tests speaker wiring to ensure correct phase. It analyzes a proprietary "pop" sound to determine if speaker cones are moving in the correct direction, identifying reversed wiring. Ideal for home theater, car audio, or professional setups.

**Highlights:** Tests speaker polarity, Detects in-phase or out-of-phase wiring, Analyzes proprietary "pop" sound, Supports various speaker types (woofer, midrange, tweeter), Provides Plus (correct) or Minus (reversed) readings, Works with headset jacks and adapters, Supports Bluetooth and AirPlay streaming

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

**In-app purchases:** none


### ThunderTune

[App page](https://appshunter.io/ios/app/thundertune/id6759102523)

Control your audio system's digital signal processor wirelessly via Bluetooth. Make quick tuning adjustments, refine your sound in real-time, and switch between presets with an intuitive interface.

**Highlights:** Bluetooth wireless control, Real-time sound tuning, Preset management, EQ, level, and time alignment adjustments, Basic and Advanced EQ modes, Channel level, phase, and delay control

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

**In-app purchases:** none


## Frequently asked questions

### Is Speaker Polarity free?

Speaker Polarity costs $4.99, with no in-app purchases.

### Is ThunderTune free?

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

### Which has better reviews, Speaker Polarity or ThunderTune?

ThunderTune is rated higher. Speaker Polarity averages 3.6 out of 5 from 18 ratings, while ThunderTune averages 5.0 from 1 ratings.

### Do Speaker Polarity or ThunderTune have ads?

Neither Speaker Polarity nor ThunderTune 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.*