Company Dynamic App Design LLC created these great apps:
Metronome+, Checklist+ To Do Tasks & Lists, Metronome+ Lite, Practice+ Tuner Metronome App, Content Blocker+, Transcribe+ Slow Down Music, Breathe+ Breath Timer Trainer, White Noise+ Relaxing Sounds, RAW+ Pro DSLR Manual Camera, Guitar Tuner+ Tuning Simplified, Infant+ Newborn Games Baby App, Spaced Repetition SmartCards+, Bass Tuner+ Tuning Simplified, Ukulele Tuner+, and others..
