Apps Like Sub System for iPhone and iPad
Sub System screenshots
Ranked alternatives
Showing 301–320 of 1,000 ranked alternatives.



Finds Numbers
BABYBUS CO.,LTD
Find in colorful scenes
Find in colorful scenes using a magnifying glass. Complete 30 levels to improve observation skills. Collect jewel pieces as you progress. Help the King locate all hidden .


QK Connect
GT-tronics HK Ltd
Pair and control audio devices remotely
Manage Bluetooth audio devices with QKAudio technology. Search and tune into nearby Auracast broadcasts. Scan QR codes for broadcast audio. Save up to 3 broadcasts. Control volume and playback through the .

Audio Techniques | Sound Math
David Mickey
Essential audio reference for sound engineers.
The app provides audio calculations for professionals and students. It includes tools for wavelength, panning, and timecode conversion, offering instant results without an internet connection.

Alice in Wonderland Book
TabTale LTD
Alice's fantasy world comes alive.
The app follows Alice down the rabbit's hole into a fantasy world with animated characters and interactive activities. It includes puzzle activities and features that allow users to control the reading experience.

Audio Kit
Sinusoid Pty Ltd
Audio analysis and signal generation tools.
The app provides a real time Spectrum Analyser, a Scope to display waveforms, an SPL Meter, and a Signal Generator. Users can view audio spectrums, waveforms, sound pressure levels, and generate sine waves or noise.

Finger Voice
Bo Li
Visualize sound in fine details.
The app visualizes sound in fine detail, allowing users to record their voice and view a spectrogram in real time. It analyzes sound frequency and intensity for visual comparison.

SPL
Andrew Smith
Professional sound level meter app.
The app provides professional-grade sound level measurement for iPad, iPhone, or iPod touch. It includes modes like Slow, Fast, Impulse, Peak, and Leq, along with A and C weighting and 10 octave band filters.

Live Spectrogram
Krueger Systems, Inc.
Visualize sound frequencies over time
Visualize sound frequencies over time with a time-frequency graph. Adjust color intensity to represent sound levels. Use for analyzing vocal tones, animal calls, and identifying household noises.

Qagaadam Tunuu
Thornton Media, Inc.
Listen to native speech and play language
Learn a language through audio files from native speakers. Play 3 levels of games and 3 types of quizzes. Search a database with cultural notes, audio, video, and images. Practice listening and comprehension with interactive content.

Sleeping Beauty Game Book
TabTale LTD
Explore pages and interact with story
Explore an interactive version of with animated visuals and sound effects. Tap to navigate pages, solve puzzles, and match shapes. Learn counting and colors through engaging activities. Share progress and revisit pages for repeated learning.

Oscillator
正行 Akamatsu
Generate tones and test audio waves
Udio tones with four waveforms: sine, square, saw, and white noise. Adjust frequency using a slider or numeric input. Control amplitude with a dB-style slider. Pan sound left or right with a slider. Toggle sound output on or off.

Attenuator
Tim Burrow
Calculate output voltage and power after attenuation
Calculate output voltage, power, and attenuation based on input voltage and dB loss. Specify impedance for accurate results. Convert between Watts, dBm, and dB values. Calculate NMR pulses using reference power and pulse length.

Speak Shawnee
Thornton Media, Inc.
Listen to speakers, play games, and take
Access audio recordings of fluent speakers for listening practice. Play three types of games and three quizzes to reinforce learning. Search a database for vocabulary and language resources.

RevMeter Pro
Matthias Schorer
Measure room acoustics with precision analysis.
The app measures reverberation time (RT60) using Impulse and Interrupted Noise methods. It calculates RT60 based on RT20 and RT30 decay slopes and allows data export.

Audiovox OEI Control
Voxx international Corp
Control Audiovox OE Integration Modules
The app displays module information, including firmware version and serial number. It allows users to change settings like source enablement and audio parameters, and offers a virtual remote control for module operation.

Speaker Cleaner Pro
Jorge Huertas
Clean phone speakers with automatic and manual
Clean phone speakers by removing dirt, moisture, and dust. Use automatic or manual modes to clear blockages. Adjust sound settings for clearer audio output. Monitor cleaning progress and restart cleaning sessions as needed.

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Apps are ranked by functional similarity, category fit, rating confidence, and popularity.