Best Synth Noise Apps

245+ iOS apps curated and reviewed

4.4 avg rating
10 free apps
Updated September 2026

Looking for free synth noise apps? 10 of our 245+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Synth Noise Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Noise SynthNoise SynthFree4.2★ (6)NoYesMay 2026
2Synth by WärnSynth by WärnFree3.8★ (4)NoNoMay 2026
3Blip Box — Drum SynthBlip Box — Drum Synth$5.99 was $12.994.8★ (20)NoNoAug 2026
4Noise: Green, Brown, WhiteNoise: Green, Brown, WhiteFree4.8★ (232)YesYesSep 2026
5SaucillatorSaucillatorFree4.9★ (33)NoNoAug 2026
6Chime - Turn Noise Into MusicChime - Turn Noise Into Music$4.994.5★ (15)NoNoAug 2026
7Rain Synth: Sleep SoundsRain Synth: Sleep SoundsFreeNoNoMay 2026
8Ribbons : Touch InstrumentRibbons : Touch Instrument$7.994.7★ (72)NoNoSep 2026

Top Picks for Synth Noise

4.2(6 ratings)
FreeIn-App Purchases
Noise Synth screenshot 1
Noise Synth screenshot 2
Noise Synth screenshot 3
Noise Synth screenshot 4

This interactive sound application generates unique audio from random noise using Fast Fourier Transform technology. Users can intuitively shape sounds by touching a filter graph, with options for different noise sources and adjustable frequency resolution. Additional control is available by tilting the device to shift filter values and frequencies.

Blip Box — Drum Synth#3

Blip Box — Drum Synth by Sketch Audio, LLC

Lean, mean noise machine
Worth Considering
🎵 Music
4.8(20 ratings)
$5.99
Blip Box — Drum Synth screenshot 1
Blip Box — Drum Synth screenshot 2
Blip Box — Drum Synth screenshot 3

A powerful sixteen-voice drum synthesizer offering a unique digital sound engine inspired by analog and digital synths. It features a touch-friendly interface, complex audio modulation, and versatile effects for creating distinctive electronic music.

More Synth Noise apps to explore

FAQ about Synth Noise

What are the best synth noise apps for iPhone?
Noise Synth tops our synth noise apps ranking as of September 2026, with a 4.2-star average from 6 App Store ratings, and it's free to download.
Yes — 10 of the top synth noise apps we rank are free to download, including Noise Synth and Synth by Wärn.
Noise Synth has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 245+ synth noise apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Noise Synth generates unique sounds by processing random noise (white, pink, or red) through a Fast Fourier Transform (FFT) engine. Users can shape these sounds intuitively by interacting with a filter graph, allowing for a wide range of experimental audio.
You can control the sound by touching the filter graph to adjust frequency and amplitude, similar to painting. Additionally, tilting your iPhone or iPod can shift or rotate filter values and frequencies, offering a dynamic way to manipulate the audio output.