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Best Block Harmonics Apps & Games

219+ iOS apps & games curated and reviewed

4.5 avg rating
19 free apps & games
Updated July 2026

With an average user rating of 4.5★, the block harmonics category is one of the App Store's strongest. Browse all 219+ apps and games we track, sorted so the most loved ones surface first.

Compare top Block Harmonics Apps & Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Block HarmonicsBlock HarmonicsFree——NoMay 2026
2Spark: Chords, Backing TracksSpark: Chords, Backing TracksFree4.8★ (25K)NoYesAug 2026
3Audio Function GeneratorAudio Function GeneratorFree4.7★ (2.1K)NoYesAug 2026
4Frequency: Sound GeneratorFrequency: Sound GeneratorFree4.7★ (340)YesNoAug 2026
5Bass EnhancerBass EnhancerFree4.5★ (35)NoYesJul 2026
6Bass Tester & Booster ProBass Tester & Booster ProFree3.9★ (225)YesYesAug 2026
7The OscillatorThe OscillatorFree4.3★ (55)NoNoMay 2026
8KRK Audio ToolsKRK Audio ToolsFree4.1★ (40)NoNoMay 2026

Top Picks for Block Harmonics

Spark: Chords, Backing Tracks#2

Spark: Chords, Backing Tracks by Positive Grid Inc

The Smartest Practice Amp
Strong Contender
🎵 Music
4.8😊(25K ratings)
FreeIn-App Purchases
Spark: Chords, Backing Tracks screenshot 1
Spark: Chords, Backing Tracks screenshot 2
Spark: Chords, Backing Tracks screenshot 3
Spark: Chords, Backing Tracks screenshot 4
Spark: Chords, Backing Tracks screenshot 5
Spark: Chords, Backing Tracks screenshot 6

This intelligent amp and app combination creates a virtual band that learns your playing style to generate accompanying bass and drums. Access millions of songs with auto-displayed chords, over 10,000 tones, and voice command functionality. It's designed to enhance your practice and performance experience.

What We Love

  • 🚀 Versatile, powerful, and full of features
  • 👍 Great sound quality and tone options
  • 🎨 Impressive amp and effects modeling
  • 💡 Useful smart jam and play-along features

Room to Improve

  • 🐛 Connectivity and pairing issues with app
  • 🐛 Buggy app with crashes and glitches
  • 🔍 Difficult to organize and find saved tones
Audio Function Generator#3

Audio Function Generator by Thomas Gruber

Frequency and Signal Generator
Worth Considering
🔧 Utilities
4.7😐(2.1K ratings)
FreeIn-App Purchases
Audio Function Generator screenshot 1
Audio Function Generator screenshot 2
Audio Function Generator screenshot 3
Audio Function Generator screenshot 4
Audio Function Generator screenshot 5
Audio Function Generator screenshot 6

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

What We Love

  • 👍 Great app
  • 🎶 Helps with Tinnitus
  • 💯 Best app I've paid for
  • 🔍 Highly recommended

Room to Improve

  • 🐛 Crashes
  • 💰 Deceptive/Money hungry
  • 🔒 Basic features paywalled

More Block Harmonics apps to explore

4
Frequency: Sound Generator
Frequency: Sound Generator
Frequency: Sound Generator
by Lucija Jaksic
Free

Generate various sound waves, including sine, square, sawtooth, and triangle, with adjustable frequencies from 1Hz to 22000Hz. Visually observe animated sound waves and control volume. Useful for testing hearing, speakers, instruments, and even cleaning water from speakers.

Generate sine, square, sawtooth, triangle wavesAdjustable frequency (1Hz-22000Hz)Animated sound wave visualization
🔧 Utilities
(340)
free with in-app purchases
5
Bass Enhancer
Bass Enhancer
Bass Enhancer
Harmonics Generator
Free

Enhance your audio with a dedicated tool for generating lower, deeper bass frequencies through harmonic saturation. This plugin offers detailed control over harmonic balance and frequency processing, allowing for precise sound shaping. It's designed to add richness and impact to dull-sounding bass tracks.

Harmonic saturation for deeper bassControl over odd/even harmonicsAdjustable frequency processing start point
🎵 Music
(35)
free with in-app purchases
6
Bass Tester & Booster Pro
Bass Tester & Booster Pro
Bass Tester & Booster Pro
Subwoofer beats power test
Free

Enhance your audio with advanced bass boosting and sound analysis. Sculpt your sound with a 7-band equalizer, monitor levels with a decibel meter, and utilize AI for instrument recognition. Supports cloud integration for easy track management.

Bass booster and amplifier7-band equalizer with presetsAccurate sound level meter
🎵 Music
(225)
freemium
7
The Oscillator
The Oscillator
The Oscillator
Tone and Noise Generator
Free

Generate tones and noise with adjustable lowpass filters and panning. Choose from sine, triangle, sawtooth, and square waveforms. Precisely tune frequencies in Hz or MIDI notes.

Two oscillatorsOne noise generatorIndividual lowpass filters
🎵 Music
(55)
paid
8
KRK Audio Tools
KRK Audio Tools
KRK Audio Tools
Tools suite for monitor tuning
Free

This application offers a suite of professional tools designed to optimize your studio monitor setup. It includes features for real-time frequency analysis, level calibration, EQ recommendations, and precise monitor alignment for an enhanced listening experience.

Spectrum RTA for real-time frequency analysisLevel Meter for monitor calibrationEQ Recommendation for room optimization
🎵 Music
(40)
free
9
432 Hz Converter
432 Hz Converter
432 Hz Converter
Convert Music to 432Hz
Free

Transform your music to healing frequencies like 432Hz and explore alternative tunings. This app offers professional audio conversion with support for various formats, batch processing, and a library to manage your converted files. Discover a more harmonious listening experience.

Professional audio conversionSupport for major audio formatsCustom frequency conversion
🎵 Music
(72)
free with in-app purchases
10
Big Stuff Harmonic Distortion
Big Stuff Harmonic Distortion
Big Stuff Harmonic Distortion
by Nembrini Audio
Free

This app emulates the sound of a legendary vintage distortion pedal, offering a violin-like sustaining tone. It functions as a standalone application, an AudioUnit v3 effect, or an Inter-App Audio effect for versatile music production.

Vintage distortion emulationSustaining violin-like toneStandalone app functionality
🎵 Music
(8)
ad-supported
11
Tone Generator EX
Tone Generator EX
Tone Generator EX
by An-Che Lee
Free

Generate a wide range of audio tones with adjustable frequencies and waveforms. Control playback in the background, from your notification drawer, or lock screen. The app automatically pauses for calls and alarms, and allows you to save custom presets.

Frequency range 15Hz to 22KHzSine, Square, Sawtooth, Triangle waveformsAuto-off timer
🔧 Utilities
(439)
ad-supported
12
MultiTone Generator
MultiTone Generator
MultiTone Generator
Frequency and Signal Generator
Free

Generate a wide range of audio test tones, including sine, rectangular, triangular, and sawtooth waves. Explore frequency sweeps, noise generation, and customizable settings. Upgrade for advanced features like creating multiple tone combinations and extended frequency ranges.

Generate sine, rectangular, triangular, and sawtooth wavesPlay frequency sweep test tonesSweep repeat/wobble function
🎵 Music
(354)
free with in-app purchases
13
Neutron Music Player
Neutron Music Player
Neutron Music Player
Hi-res audiophile music player
$12.99

This advanced music player offers an audiophile-grade audio engine for high-resolution playback. It supports direct output to DACs, network renderers with DSP effects, and real-time DSD upsampling. Features include AI-assisted queue generation and a sophisticated media library.

32/64-bit hi-res audio processingDirect output to DACs (internal & USB)Network streaming with DSP effects
🎵 Music
(203)
paid
14
Clon Minotaur Overdrive
Clon Minotaur Overdrive
Clon Minotaur Overdrive
by Nembrini Audio
Free

This app models a renowned guitar overdrive pedal, offering a clean boost or distorted tones. It can be used as a standalone application or integrated with other audio apps.

Transparent overdrive emulationClean boost functionalityDistorted signal with germanium diodes
🎵 Music
(22)
free with in-app purchases
15
Tone Gen Pro
Tone Gen Pro
Tone Gen Pro
Advanced tone generator
Free

Create various audio signals, including single tones, sweeps, and merged sounds, with extensive parameter control. Ideal for students, musicians, educators, and audio professionals exploring sound.

Generate single type signals (sine, square, noise)Create sweep (chirp) signals (linear/exponential)Generate click signals with adjustable duty cycle
🔧 Utilities
(45)
free with in-app purchases
16
Frequency Sound Wave Generator
Frequency Sound Wave Generator
Frequency Sound Wave Generator
Use frequency generator tools
Free

Generate and analyze a wide range of sounds and frequencies. Explore tone generation, sound tests, musical tuning, and create custom sound effects. Visualize sound waves and experiment with different waveforms.

Single and multiple frequency generationMusical notes presetsBinaural beats
🔧 Utilities
(68)
free with in-app purchases
17
Spectrum Synthesizer Bundle
Spectrum Synthesizer Bundle
Spectrum Synthesizer Bundle
4 Pro Instruments, 30+ Modes!
Free

This app provides a bundle of four professional audio unit synthesizers and one effect, inspired by popular eurorack modules. Explore diverse sound design possibilities with multi-mode oscillators, modal synthesis, string generation, and granular sampling. Compatible with DAWs and AU hosts for creative music production.

Multi-mode polyphonic oscillatorModal synthesisString generation algorithms
🎵 Music
(127)
paid
18
Victron Toolkit
Victron Toolkit
Victron Toolkit
by Victron Energy
Free

Optimize system performance with precise diagnostics and user-friendly tools. Easily check device status, calculate voltage drops, and monitor inverter/charger performance. Quickly scan QR codes for seamless integration.

Device status checks via LED combinationsVoltage drop calculationsCable selection tools
💼 Business
(11)
free
19
Harmonics Practice
Harmonics Practice
Harmonics Practice
Helper app for wind players
Free
🎵 Music
(0)
20
Viking Synth
Viking Synth
Viking Synth
AUv3
Free

This app emulates a classic monophonic analog synthesizer with advanced DSP technology. It features three variable wave oscillators, dual ladder filters, an LFO, and two modulation busses for versatile sound design. An intuitive interface and extensive preset library make it ideal for creating thick bass and rich lead sounds.

Three continuously variable wave oscillatorsDual ladder filters (Lowpass/Highpass)Multi-wave LFO
🎵 Music
(39)
paid

FAQ about Block Harmonics

Are there free block harmonics apps & games for iPhone?
Yes — 19 of the top block harmonics apps & games we rank are free to download, including Block Harmonics and Spark: Chords, Backing Tracks.
Block Harmonics has no in-app purchases, according to its App Store listing as of July 2026.
We track 219+ block harmonics apps & games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.