# Amazing Slow Downer vs PolyTune

The clearest difference is price: PolyTune at $4.99 against Amazing Slow Downer's $14.99. PolyTune also leads on iOS requirement (9.0 vs 16.0). Amazing Slow Downer's advantage is rating (3.9 vs 2.8) and update cadence (every 2 months vs every 40 months). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

Amazing Slow Downer costs $14.99 and PolyTune $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Amazing Slow Downer holds the better App Store score, 3.9 against 2.8. That said, the two scores are not equally well evidenced: Amazing Slow Downer has 461 ratings behind it against 80, so its average is the more settled of the two. Written reviews point the same way: 69% of Amazing Slow Downer's written reviews are positive against 66% of PolyTune's.

Amazing Slow Downer ships an update every 2 months, PolyTune every 40 months. Both last shipped on November 6, 2026.

## The numbers

| Metric | Amazing Slow Downer | PolyTune |
| --- | --- | --- |
| Price | $14.99 | **$4.99** |
| Rating | **[3.9 (461 ratings)](https://appshunter.io/ios/app/amazing-slow-downer/id308998718/reviews)** | [2.8 (80 ratings)](https://appshunter.io/ios/app/polytune/id364009203/reviews) |
| Number of ratings | **461** | 80 |
| Positive reviews | **68.6% of reviews** | 65.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 40 months |
| Monetization | Paid | Paid |
| Best chart rank | **#27** | — |
| Size | 6 MB | 45 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Roni Music](https://appshunter.io/developer/308998721) | [TC Electronic](https://appshunter.io/developer/364009206) |

## What reviewers say

### Amazing Slow Downer

[App page](https://appshunter.io/ios/app/amazing-slow-downer/id308998718)

**Currently charting:** #27 Top Paid · Music (US App Store)

Learn songs and techniques by slowing down music without altering pitch. Adjust playback speed, change tuning, and create seamless loops. Ideal for musicians, transcribers, and dancers.

**Highlights:** Adjust playback speed (25%-200%), Change pitch without distortion, Create seamless loops, Support for Apple Music streaming, Change tuning and musical key

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent for learning songs
- 👍 Great for transcribing and practicing
- 🎶 Allows slowing down and looping songs
- 💡 Useful for language learning
- 👍 Intuitive and easy to use

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔌 Compatibility issues with Apple Music
- 💰 Considered expensive by some
- 🔍 Difficulty setting precise loop points
- 🔇 No volume control independent of device

**Reported bugs**

- Playback freezing or not working as expected
- Inability to access purchased songs from iTunes library
- Connectivity issues when trying to use with Spotify

**Requested features**

- Add ability to record and import voice memos
- Improve library management and organization
- Implement Audiobus support for looping in other apps
- Add more precise speed and pitch adjustment controls
- Provide option to display waveform for better visualization


### PolyTune

[App page](https://appshunter.io/ios/app/polytune/id364009203)

This application provides a powerful and accurate tuning tool for musicians. It allows for simultaneous tuning of all strings, supports various guitar and bass modes, and offers drop tunings. Its technology is based on a highly-regarded pedal tuner used by professionals.

**Highlights:** Tune all strings at once, Guitar/bass mode, Drop tunings support, Award-winning pedal technology, Chromatic tuning modes, High accuracy

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🩵 Works really well
- 💯 Accurate and precise
- 🔢 Polyphonic tuning mode
- 🎨 Customizable display colors
- 🔌 Works with electric and acoustic guitars

**What reviewers complain about**

- 🐛 Crashes or freezes on newer iOS versions
- 🔇 Struggles to pick up low strings or in noisy environments
- ⏱️ Screen dims during use
- 🚫 No support for alternate/custom tunings
- 💤 Drains battery quickly when running in background

**Reported bugs**

- Crashes on launch
- Unable to detect or tune certain strings
- Inaccurate tuning readings

**Requested features**

- Add support for 432Hz tuning
- Implement custom tuning options
- Improve compatibility with external audio interfaces
- Add a dedicated on/off switch


## Frequently asked questions

### Is Amazing Slow Downer free?

Amazing Slow Downer costs $14.99, with no in-app purchases.

### Is PolyTune free?

PolyTune costs $4.99, with no in-app purchases.

### Which has better reviews, Amazing Slow Downer or PolyTune?

Amazing Slow Downer is rated higher. Amazing Slow Downer averages 3.9 out of 5 from 461 ratings, while PolyTune averages 2.8 from 80 ratings.

### Do Amazing Slow Downer or PolyTune have ads?

Neither Amazing Slow Downer nor PolyTune shows ads.

### Which is updated more often, Amazing Slow Downer or PolyTune?

Amazing Slow Downer ships an update every 2 months, and PolyTune every 40 months. Most recently, Amazing Slow Downer was updated on November 6, 2026 and PolyTune on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*