Master Inventory Catalog
Browse battle-tested, verified turnkey software systems ready for immediate deployment and commercial resale.
Showing 48 software systems under Android APK
RadioStreamRecorder Pro: Direct Audio Broadcast Stream Archiver
Record live internet radio streams directly to clean 320kbps MP3 files on storage.
CassetteDeck Pro: Vintage Tape Saturation & Wow/Flutter
Add warm analog harmonic saturation and gentle tape hiss to your favorite tracks.
VinylRecordLog Pro: Crate Digging Vinyl Record Inventory
Catalog your vinyl collection with pressing year, matrix runout numbers, and grades.
LyricsSynchronizer Pro: Synchronized LRC Lyrics Builder
Tap in real time with music playback to generate perfectly synced .lrc lyric files.
TagEditorPro: ID3v2 Music Tag & Album Art Editor
Edit song artist, title, album, track number, and embed high-res cover art.
AudioFormatConvert Pro: Lossless FLAC, WAV & AAC Converter
Batch convert audio files on device with configurable bit depth and sample rates.
MicrophonePolar Pro: Microphone Polar Pattern & Proximity Guide
Learn when to use cardioid, figure-8, and omni mics to eliminate vocal spill.
CableLossCalc Pro: Speaker Wire Gauge & Voltage Drop Calc
Choose between 12 AWG, 14 AWG, and 16 AWG wire based on amplifier run distance.
SubwooferPhase Pro: Subwoofer Crossover & Phase Alignment
Align subwoofer phase with main speakers at 80Hz crossover point for punchy bass.
SpeakerPlacement Pro: Studio Monitor Triangle Placement Guide
Position studio monitors at perfect 60° angles and calculate boundary bass reflections.
DelayTimeCalc Pro: BPM to Millisecond Delay & Echo Converter
Calculate exact 1/4, 1/8, and dotted note delay times in milliseconds to lock in audio delays.
ReverbCalc Pro: Room Acoustic RT60 Decay Time Calculator
Calculate room reverberation decay based on room volume and wall absorption coefficients.
VoicePitchShift Pro: Real-Time Formant & Pitch Shifter
Change your voice pitch higher or lower in real time with zero latency.
SynthPads Pro: Polyphonic Analog Synthesizer & Arpeggiator
Warm analog pad synthesizers with attack/decay envelope, filter cut-off, and resonance.
DrumBeats Pro: 16-Step Programmable Drum Machine
Compose rock, funk, and hip-hop drum loops with kick, snare, hi-hat, and claps.
ScaleMaster Pro: Musical Scale & Greek Modes Reference
Explore Dorian, Phrygian, Lydian, and Pentatonic scales across all 12 musical keys.
ChordFinder Pro: Piano & Guitar Chord Inversion Dictionary
Over 2,000 chord voicings with fretboard charts, notation, and audio playback.
EarTrainer Pro: Musical Interval & Chord Ear Training
Master identifying perfect fourths, major thirds, and diminished chords by ear.
SineWaveGen Pro: Pure Sine Wave & Frequency Sweep Synth
Generate 1Hz to 22,000Hz pure sine, square, and triangle waves for testing speakers.
PinkNoiseGen Pro: Acoustic Calibration Pink & Brown Noise
Generate mathematically pure pink, white, and brown noise to tune studio monitors.
FftAnalyzer Pro: Audio Frequency Harmonic Diagnostic Tool
Identify room resonant frequencies and harmonic distortion with precision cursor readout.
DecibelMeter Pro: A/C-Weighted Sound Pressure Level Meter
Measure environmental noise in dBA and dBC with OSHA noise exposure hazard alerts.
AudioSpectrum Pro: Real-Time 64-Band FFT Audio Visualizer
Visualize frequency spectrum from 20Hz to 20kHz with peak hold and octave scaling.
BeatMetronome Pro: Precision Visual & Audio Metronome
Rock-solid tempo from 20 to 300 BPM with custom time signatures and polyrhythms.
ChordTuner Pro: Multi-Instrument Guitar & Ukulele Pitch Tuner
Real-time FFT pitch detection needle accurate to ±0.5 cents with alternate tunings.
PodSovereign Pro: Sovereign Offline RSS Podcast Player
Download episodes over Wi-Fi and listen offline with variable speed and silence trim.
SonicWave Pro: 32-Bit Hi-Res 10-Band EQ Music Player
Audiophile FLAC, WAV, and DSD player with parametric equalizer and Bit-Perfect USB output.
MediaVault Pro: AES-256 Encrypted Photo & Video Locker
Store private media in a tamper-proof encrypted vault with decoy password support.
AudioSyncDrift Pro: Video/Audio Lip Sync Latency Gauge
Calibrate Bluetooth audio delay and video synchronization with clapperboard marks.
VideoRotator Pro: Lossless 90° Video Orientation Fixer
Rotate sideways videos instantly by modifying the MP4 metadata transform matrix.
VideoTrimmer Pro: Lossless Instant Stream-Copy MP4 Cutter
Cut video clips in 100 milliseconds without re-encoding or quality degradation.
DuplicatePhotoFinder Pro: Perceptual Hash Photo Deduplicator
Find identical and burst-shot photos using difference hash (dHash) algorithms.
PhotoArchiveTagger Pro: Batch Photo Renamer by Date & Lens
Rename thousands of photos to YYYY-MM-DD_HHMMSS using embedded EXIF headers.
DroneFlightPlanner Pro: Aerial Drone Golden Hour & Sun Path
Plan aerial photo missions with sun shadows, golden hour light, and battery math.
PinholeCalc Pro: Pinhole Camera Aperture & Shutter Calc
Compute f/180+ apertures and reciprocity failure long exposure compensation.
CyanotypeGuide Pro: Sun Print UV Chemical Exposure Calc
Calculate correct UV exposure minutes for photographic Prussian blue cyanotypes.
DarkroomTimer Pro: Film Development Step-by-Step Clock
Audible timers for developer, stop bath, fixer, and wash agitation cycles.
LightMeter Pro: Ambient Hardware Lux & EV Exposure Meter
Measure incident scene light using the phone's hardware lux sensor to set f-stop.
HexColorPicker Pro: Screen Pixel Magnifier & Hex Sampler
Floating eyedropper that samples precise HEX, RGB, and HSL colors from screen.
ColorPaletteExtract Pro: 5-Color Dominant Scheme Sampler
Extract harmonious color palettes from any landscape or architecture photo.
CmykPreviewer Pro: CMYK Print Color Gamut Checker
Preview how vibrant RGB screen colors will look when printed with physical ink.
PrintResolution Pro: DPI & Megapixels Print Size Chart
Know exactly how large you can print photos at 300 DPI, 240 DPI, and 150 DPI.
PanoStitch Pro: Multi-Shot Panorama Overlap Planner
Calculate horizontal rotation degrees for seamless 30% photo overlaps.
MacroFocusStack Pro: Macro Focus Stacking Step Distance
Calculate millimetric focus rail intervals to assemble ultra-sharp insect photos.
MoonPhasePhoto Pro: Lunar Photography Exposure Guide
Settings guide for photographing sharp moon surface craters and lunar eclipses.
MilkyWaySpotter Pro: Galactic Center Astrophoto Planner
Find the exact dates and hours when the Milky Way core is high in your local sky.
Astrophotography500 Pro: 500-Rule Star Trail Shutter Calc
Prevent blurred star trails by calculating maximum pinpoint exposure seconds.
RuleOfThirdsGrid Pro: Golden Ratio & Composition Overlays
Camera viewfinder overlays showing Fibonacci spirals and dynamic symmetry diagonals.