Tune strings with real-time frequency display in Hz. Use A4 calibration and tuning fork for accurate pitch. Load presets instantly for quick tuning. Adjust sensitivity and settings via in- purchases.
Sketch directly on the screen with pressure-sensitive tools. Adjust brush size and opacity. Rotate, resize, and move drawings. Save and share artwork in various formats. Export as vector or raster files.
Play NES games with a lightweight . Save progress automatically and load the last save instantly. Use haptic vibration for feedback. Connect external controllers for enhanced gameplay.
Learn to play with tutorials and practice matches. Invite players or compete against random opponents. Rematch after each game. Track achievements and leaderboards through Game Center. Switch board positions and colors.
Tap buttons continuously or alternately within a 10-second time limit. Compete on a leaderboard and unlock achievements. Adjust difficulty settings and track progress. Exercise caution to avoid physical strain and device damage.
Play sound effects when someone answers correctly in a gameshow-style scenario. Choose from four different right answer sounds including a man screaming "!" Features include a moving that responds to phone movement. No internet required.
Manage and share RC car setups with customizable categories and notes. Organize multiple setups, adjust settings, and view details. Export configurations and compare setups side-by-side. Collaborate by sharing setups publicly or privately.
Track neck tilt during sessions and receive background alerts. Set daily goals and use timers for focused improvement. Syncs with AirPods to monitor without additional devices.