Comparison

LH Grain vs BlueNote2

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

LH Grain

Create intricate soundscapes and dynamic audio effects with a dual-channel granular synthesizer. Features include diverse amplitude envelopes, extensive audio effects, and intuitive live performance tools like a touchpad and customizable pitch bar.

Highlights
  • Dual-channel granular synthesis
  • 8 amplitude envelope options
  • 10 integrated audio effects
  • Real-time touchpad control
  • Customizable pitch bar
  • OSC compatibility
  • Record and share sound files
Features
Read full description

LH Grain: A Dual-Channel Granular Synthesizer for Live Performance Mastery Unleash your creative potential with LH Grain, an innovative two-channel granular synthesizer designed for both immersive soundscapes and dynamic live performances. Each channel operates independently, allowing for intricate granular textures and rich audio effects. Key Features: *Amplitude Envelope Diversity: Choose from 8 unique amplitude envelopes for crafting your grains, offering a spectrum of wave shapes for unparalleled sound design. *Extensive Audio Effects: Elevate your sound with 10 integrated audio effects, ranging from EQ and formant filters to chorus and reverb, adding layers of complexity to your sonic creations. *Intuitive Live Performance Tools: --Touchpad Control: Visualize and manipulate grains in real-time with a responsive touchpad interface. --Customizable Pitch Bar: Fine-tune your sound with an easily adjustable pitch bar for on-the-fly modifications. *OSC Compatibility: Seamlessly integrate with other devices in real-time using OSC format messages, enhancing live collaboration and interaction. *Robust File Management: Record your creations, and easily share sound files for collaborative projects or personal archiving. Please Note: LH Grain currently does not support Audiobus, external sound recording, or importing additional audio files. Explore Rich Soundscapes with Advanced FX: Immerse in deep audio manipulation with a suite of FX including EQ, Formant Filter, Ring Modulation, Low Pass Filter, MultiFilter, Chorus, Flanger, Distortion, Delay, and Reverb. Each effect is fine-tuned to complement the granular synthesis process, ensuring your performance stands out. Elevate your audio experience with LH Grain – where innovation meets artistry in the realm of granular synthesis.

About

BlueNote2

This music app allows users to create sounds and chords by tapping on a visual representation of frequencies. It offers a unique way to explore musical intervals and scales with a simple, intuitive interface.

Highlights
  • Visual frequency expression
  • Tap to sound creation
  • Explore musical intervals
  • Major and minor chord generation
  • Simple sign wave timbre
Features
Read full description

BlueNote 2 is an instrument for the iPhone, born of the desire to listen to the sound between minor and major. The frequency of the chord is expressed visually. Tap two or more sounds, but the interval of the pressed point and the frequency of the sound are inversely proportional, so you can sound like the interval you pressed as the string of a string instrument. By the way, the timbre is a perfect sign wave. As everyone's reviews increase, we are going to make it evolve, so we appreciate your kind appreciation. *** How to use *** 1, tapping a certain place and tapping another place sounds. 2, It is not strict "C","D","E", but you can feel the scale by pushing the circumference from the outside in order. In the state of tapped 3 and 2 places the circle of the figure Tap on the intersection, a beautiful chord It will ring. The intersection of green and blue is major (major), red The intersection of blue and blue is minor. 4, tap the M mark on the top and tap two places in the figure, you will hear a major (big) sound. By the way, in the major code, the ratio of the sides of the triangle is 10: 12: 15

Screenshots

LH Grain4 screens
BlueNote22 screens

Verdict

The call

The clearest difference is price: BlueNote2 at Free against LH Grain's $2.99. BlueNote2 also leads on rating (3.7 vs 2.3) and review sentiment (33% vs 25%). On ratings volume, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

BlueNote2 is free to download; LH Grain costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

BlueNote2 holds the better App Store score, 3.7 against 2.3. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 25% of LH Grain's written reviews are positive against 33% of BlueNote2's.

UpkeepUpdate frequency

LH Grain ships an update every 15 months, BlueNote2 every 12 months. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 6 level
LH Grain versus BlueNote2: the parameters behind the verdict, then further details
ParameterLH GrainBlueNote2
Price$2.99Free — better
Rating2.3 (3 ratings)3.7 (3 ratings) — better
Positive reviews25.0% of reviews33.3% of reviews — better
Number of ratings33
Update frequencyEvery 15 monthsEvery 12 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.09.0
Further details — not scored
Size34 MB16 MB
Age rating4+4+
Developer昊 刘Yaneurabeya

Customer experience

LH Grain

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews4 reviews
Positive25.0%
Neutral0.0%
Negative75.0%

BlueNote2

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

LH Grain

No in-app purchases

None

BlueNote2

No in-app purchases

Questions

Is LH Grain free?
LH Grain costs $2.99, with no in-app purchases.
Is BlueNote2 free?
BlueNote2 is free to download, with no in-app purchases.
Which has better reviews, LH Grain or BlueNote2?
BlueNote2 is rated higher. LH Grain averages 2.3 out of 5 from 3 ratings, while BlueNote2 averages 3.7 from 3 ratings.
Do LH Grain or BlueNote2 have ads?
Neither LH Grain nor BlueNote2 shows ads.
Which is updated more often, LH Grain or BlueNote2?
LH Grain ships an update every 15 months, and BlueNote2 every 12 months. Most recently, LH Grain was updated on October 12, 2026 and BlueNote2 on October 9, 2026.

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