# SideBand vs BlueKeyDetect

The clearest difference is rating: BlueKeyDetect at 5.0 against SideBand's 4.0. BlueKeyDetect also leads on update cadence (every 8 months vs every 22 months) and price ($0.99 vs $2.99). SideBand's advantage is ratings volume (5 vs 1). On ads, in-app purchases, monetization model and device support there is nothing between them.

SideBand costs $2.99 and BlueKeyDetect $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BlueKeyDetect holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: SideBand has 5 ratings behind it against 1, so its average is the more settled of the two.

SideBand ships an update every 22 months, BlueKeyDetect every 8 months. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | SideBand | BlueKeyDetect |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | [4.0 (5 ratings)](https://appshunter.io/ios/app/sideband/id721401314/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bluekeydetect/id1493584771/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 8 months** |
| Monetization | Paid | Paid |
| Size | 15 MB | 15 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wil Macaulay](https://appshunter.io/developer/301735019) | [Stefan Arnhold](https://appshunter.io/developer/432185706) |

## What reviewers say

### SideBand

[App page](https://appshunter.io/ios/app/sideband/id721401314)

This app helps musicians learn songs by ear. It allows users to slow down music, loop sections, and change the key to match their voice or instrument. Import music from various sources like the Music app or iCloud.

**Highlights:** Adjust tempo, Transpose key, Change tuning, Loop sections, Import unprotected music, Supports iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


### BlueKeyDetect

[App page](https://appshunter.io/ios/app/bluekeydetect/id1493584771)

Instantly identify the musical key and tempo of songs by recording short audio clips. Ideal for musicians in jam sessions needing quick key information.

**Highlights:** Record audio clips, Detect musical key, Display beats per minute (BPM), Supports guitar and bass jam sessions, Multiple recording options for accuracy

**In-app purchases:** none


## Frequently asked questions

### Is SideBand free?

SideBand costs $2.99, with no in-app purchases.

### Is BlueKeyDetect free?

BlueKeyDetect costs $0.99, with no in-app purchases.

### Which has better reviews, SideBand or BlueKeyDetect?

BlueKeyDetect is rated higher. SideBand averages 4.0 out of 5 from 5 ratings, while BlueKeyDetect averages 5.0 from 1 ratings.

### Do SideBand or BlueKeyDetect have ads?

Neither SideBand nor BlueKeyDetect shows ads.

### Which is updated more often, SideBand or BlueKeyDetect?

SideBand ships an update every 22 months, and BlueKeyDetect every 8 months. Most recently, SideBand was updated on October 8, 2026 and BlueKeyDetect on October 13, 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.*