Bloom vs miRack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bloom
Create unique melodies and elaborate patterns by simply tapping the screen. This generative music player offers an infinite selection of compositions and accompanying visualizations, even when left idle. It's a musical instrument, composition, and artwork all in one.
- Create melodies by tapping
- Generative music player
- Visualizations
- 12 mood settings
- Adjustable delay
- Shake to clear
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Developed by ambient pioneer Brian Eno and musician / software designer Peter Chilvers, Bloom explores uncharted territory in the realm of applications for the iPhone and iPod touch. Part instrument, part composition and part artwork, Bloom's innovative controls allow anyone to create elaborate patterns and unique melodies by simply tapping the screen. A generative music player takes over when Bloom is left idle, creating an infinite selection of compositions and their accompanying visualisations. "Bloom is an endless music machine, a music box for the 21st century. You can play it, and you can watch it play itself." - Brian Eno Features - 12 different mood settings - Random mood shuffle - Adjustable delay - Shake to clear - Evolve when idle - Sleep Timer Recommended for headphones or external speakers. “Bloom Raises the Bar for Musical iPhone Apps… if you're a fan of ambient music or music in general, you'll be wanting to get it right now” - Gizmodo “A relaxing alternative to just about anything else you can do with an iPhone” Wired “Hypnotic and ludicrously addictive” - Guardian
miRack
This app offers a comprehensive Eurorack-style modular synthesizer environment for creating custom synths, audio/MIDI effects, and controlling other applications. It features a vast library of modules and integrates with hardware and software for flexible music production and live performance.
- Polyphonic Eurorack-style modular environment
- Over 800 third-party modules
- AUv3 plugin hosting
- Multi-channel audio input/output
- MIDI input/output with clock sync
- Ableton Link support
- iCloud patch syncing
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miRack is a polyphonic Eurorack-style modular environment. It aims to provide user experience and audio quality close to those of the real Eurorack hardware. miRack can be used to build custom synthesizers, audio and MIDI effects, control other apps and equipment, as a playground to explore and learn modular synths, and for live performances. miRack is also available on macOS, including Audio Unit and VST plugins. * Comes with more than 800 modules created by third-party developers and adapted for mobile devices by miRack team. New modules are added regularly. * Includes AUv3 plugin. Can work as an instrument, audio effect or MIDI processor. Supports parameter automation to record and automate changes of almost any virtual module control. * AUv3 hosting capabilities (in-app purchase). Incorporate any AUv3 instrument, effect or MIDI effect plugins into your patches. * Controller module (in-app purchase) allows to design AUv3 user interface for your patch. * Multi-channel audio input and output (in both standalone and AUv3 modes), with full support for Expert Sleepers audio interface modules to integrate with hardware Eurorack equipment. * MIDI input and output, including MIDI clock sync, and MIDI learn function. Automate and control your patch, or control other software and hardware instruments with powerful sequencer modules. * Ableton Link support to synchronise with other music software on the same device or over network. * iCloud support to sync patches between iOS and macOS app versions. * Visit patchstorage.com/platform/mirack for inspiration and to share your patches.
Screenshots
Verdict
The clearest difference is price: Bloom at $3.99 against miRack's $14.99. Bloom also leads on in-app purchases (none vs 5) and chart position (#77 vs unranked). miRack's advantage is update cadence (weekly vs every 11 months) and ratings volume (674 vs 99). On rating, review sentiment, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Bloom costs $3.99 and miRack $14.99 up front. miRack sells 5 one-off in-app purchases. Bloom asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.8 for Bloom against 4.8 for miRack. That said, the two scores are not equally well evidenced: miRack has 674 ratings behind it against 99, so its average is the more settled of the two. Written reviews are what separate them: 84% of Bloom's written reviews are positive against 86% of miRack's.
Bloom ships an update every 11 months, miRack weekly. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.
| Parameter | Bloom | miRack |
|---|---|---|
| Price | $3.99 — better | $14.99 |
| Rating | 4.8 (99 ratings) | 4.8 (674 ratings) |
| Positive reviews | 84.5% of reviews | 85.9% of reviews — better |
| Number of ratings | 99 | 674 — better |
| Update frequency | Every 11 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Best chart rank | #77 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 17 MB | 359 MB |
| Age rating | 4+ | 4+ |
| Developer | Opal Limited | MIFKI PTY LTD |
Customer experience
Bloom
miRack
User reviews
Bloom
From 99 App Store ratingsWhat we love
- 🌟 Fantastic
- 🎨 Beautiful
- 🧘♀️ Relaxing
- 👨🎨 Creative
- 🎶 Mesmerizing
Room to improve
- 🔇 High frequencies prevent relaxation
- 🔇 Harsh/imbalanced sounds
- 🔇 Limited sound variety
- 🔇 Lack of recording/export function
- 🔇 Crashes on iOS 8/11
miRack
From 674 App Store ratingsWhat we love
- 🚀 Powerful modular synth capabilities
- 👍 Intuitive touch-based interface
- 🎨 Vast selection of modules
- 💰 Great value for the price
- 🔌 Seamless integration with external controllers
Room to improve
- 🐛 Occasional crashes and stability issues
- 📚 Lack of built-in documentation and tutorials
- 🔀 Difficulty navigating and managing patches
- 🔇 Missing audio recording and export features
Bugs and requests
Bloom
Reported bugs
3 issues- Crashes on iOS 8/11 updates
- Stops working in background
- High notes cause issues for some users
Requested features
7 requests- Add more sound options/instruments
- Implement recording and export capabilities
- Add sleep timer and background playback
- Improve low-end sound quality
- Introduce MIDI support
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- Expand sound manipulation options (pitch bending, sustain, etc.)
- Add visual customization (blurred edges, etc.)
miRack
Reported bugs
3 issues- Knob controls sometimes become unresponsive
- Saving and loading patches can be unreliable
- Compatibility issues with older iPad models
Requested features
5 requests- Add polyphonic support
- Implement undo/redo functionality
- Integrate with popular DAWs and audio apps
- Provide more comprehensive module library
- Add preset management and sharing options
In-app purchases
Bloom
No in-app purchases
miRack
- Small Tip$0.99
- Medium Tip$2.99
- Large Tip$4.99
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- AUv3 Hosting Modules$4.99
- Controller Module$4.99









