Comparison

LH Grain vs 76477 Complex Sound Synth

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

76477 Complex Sound Synth

Create complex sound effects and music with a powerful synthesizer inspired by vintage hardware. Offers extensive modulation, noise generation, and customizable envelopes. Easily share your creations and control it with MIDI devices.

Highlights
  • Three oscillators with multiple wave types
  • Modulation capabilities for oscillators
  • Adjustable noise generator with filter
  • Configurable ADSR envelope
  • Unlimited sound effect generator boards
  • MIDI input support
  • Export/import sound effect boards
Features
Read full description

Synth 76477 is a powerful sound effects generator and synthesizer app, inspired by the famous SN76477 integrated circuit from the 1970s, but containing many enhancements. Features: • Three oscillators, each of which can produce a sine, triangle, sawtooth, or square wave • The outputs of two of the oscillators can be used to modulate the main oscillator • Frequency modulation can be linear or octave based • The duty cycle of the main oscillator can be adjusted in square wave mode • Noise generator, either analog or digital, with an adjustable low pass filter • Oscillator outputs can be mixed to the audio output • Fully configurable ADSR (Attack / Decay / Sustain / Release) envelope, linear or exponential • One shot mode available • Unlimited number of sound effect generator boards • User configurable array of sound effect generator buttons on each board, up to 50 on the iPhone and 150 on the iPad • Boards as well as individual generators can be exported and imported, and transferred to and from your computer via iTunes file sharing, making it easy to share with others Synth 76477 comes with a full set of sample sound generators, making it easy to understand how to use and configure them, and tap the full power of the app. Synth 76477 works with MIDI input devices (keyboards and controllers) in several interesting ways: If you plug a MIDI device into an iPad (via the USB Camera Connection Kit), Synth 76477 will automatically use it. You can plug several MIDI controllers in via a powered HUB, and Synth 76477 will use all of them. You can also use MIDI controllers over WiFi. Midi controllers can be used to trigger chip playback, or set the VCO frequency and volume. They can also be used in the chip editor to adjust the various settings. The app also supports Bluetooth audio devices. Visit the support page for step by step instructions on how to use the app: http://www.blackcatsystems.com/ipad/complex_sound_synthesizer_FAQ.html Buy your copy right now, and start generating your own sound effects in minutes.

Screenshots

LH Grain4 screens
76477 Complex Sound Synth4 screens

Verdict

The call

The clearest difference is rating: 76477 Complex Sound Synth at 4.0 against LH Grain's 2.3. 76477 Complex Sound Synth also leads on review sentiment (50% vs 25%) and update cadence (every 3 months vs every 15 months). LH Grain's advantage is iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and monetization model 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

LH Grain costs $2.99 and 76477 Complex Sound Synth $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

76477 Complex Sound Synth holds the better App Store score, 4.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 10 respectively. Written reviews point the same way: 25% of LH Grain's written reviews are positive against 50% of 76477 Complex Sound Synth's.

UpkeepUpdate frequency

LH Grain ships an update every 15 months, 76477 Complex Sound Synth every 3 months. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

Scorecard5 real differences · 5 level
LH Grain versus 76477 Complex Sound Synth: the parameters behind the verdict, then further details
ParameterLH Grain76477 Complex Sound Synth
Price$2.99$2.99
Rating2.3 (3 ratings)4.0 (10 ratings) — better
Positive reviews25.0% of reviews50.0% of reviews — better
Number of ratings310 — better
Update frequencyEvery 15 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS9.0 — better12.0
Further details — not scored
Size34 MB4 MB
Age rating4+4+
Developer昊 刘Black Cat Systems

Customer experience

LH Grain

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

76477 Complex Sound Synth

All ratings10 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews10 reviews
Positive50.0%
Neutral30.0%
Negative20.0%

In-app purchases

None

LH Grain

No in-app purchases

None

76477 Complex Sound Synth

No in-app purchases

Questions

Is LH Grain free?
LH Grain costs $2.99, with no in-app purchases.
Is 76477 Complex Sound Synth free?
76477 Complex Sound Synth costs $2.99, with no in-app purchases.
Which has better reviews, LH Grain or 76477 Complex Sound Synth?
76477 Complex Sound Synth is rated higher. LH Grain averages 2.3 out of 5 from 3 ratings, while 76477 Complex Sound Synth averages 4.0 from 10 ratings.
Do LH Grain or 76477 Complex Sound Synth have ads?
Neither LH Grain nor 76477 Complex Sound Synth shows ads.
Which is updated more often, LH Grain or 76477 Complex Sound Synth?
LH Grain ships an update every 15 months, and 76477 Complex Sound Synth every 3 months. Most recently, LH Grain was updated on October 12, 2026 and 76477 Complex Sound Synth on October 4, 2026.

Other comparisons