# BloopKeys vs haploop

The clearest difference is price: haploop at Free against BloopKeys's $1.99. haploop also leads on update cadence (fortnightly vs every 2 months). BloopKeys's advantage is rating (4.8 vs 1.0) and ratings volume (4 vs 1). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

haploop is free to download; BloopKeys costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BloopKeys holds the better App Store score, 4.8 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

BloopKeys ships an update every 2 months, haploop fortnightly. The most recent releases landed on October 13, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BloopKeys | haploop |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/bloopkeys/id6689494178/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/haploop/id6740847219/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 4 MB | 0 MB |
| Requires iOS | 17.4 | **16.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Joel Stephen Birchler](https://appshunter.io/developer/1768680914) | [takashi tanaka](https://appshunter.io/developer/1791924001) |

## What reviewers say

### BloopKeys

[App page](https://appshunter.io/ios/app/bloopkeys/id6689494178)

This application assists musicians by identifying correct notes within specific keys and scales. It offers built-in synth sounds and MIDI output capabilities for integration with external hardware or digital audio workstations.

**Highlights:** Note and key finder, Built-in synth presets, MIDI out support, 30+ scale support, Chord pads, Roman numeral analysis

**In-app purchases:** none


### haploop

[App page](https://appshunter.io/ios/app/haploop/id6740847219)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BloopKeys free?

BloopKeys costs $1.99, with no in-app purchases.

### Is haploop free?

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

### Which has better reviews, BloopKeys or haploop?

BloopKeys is rated higher. BloopKeys averages 4.8 out of 5 from 4 ratings, while haploop averages 1.0 from 1 ratings.

### Do BloopKeys or haploop have ads?

Neither BloopKeys nor haploop shows ads.

### Which is updated more often, BloopKeys or haploop?

BloopKeys ships an update every 2 months, and haploop fortnightly. Most recently, BloopKeys was updated on October 13, 2026 and haploop on October 24, 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.*