Apps Like Drillbook Next Reader for iPhone and iPad
Marching show drill at fingertips.
The app displays marching show formations and individual marcher coordinates. It allows users to view drill development count by count and access personalized set books for each marcher.
by Scott Rundell★ 4.129 ratingsMusic$2.99Data updated 2026-10-26
Design RC, RL, and RLC filters with Butterworth and Chebyshev characteristics. Specify type, order, and cutoff frequency to calculate component values. Generate Bode plots for magnitude and phase response. Export results and save designs.