Rocudo "DJ Studio", powered by Loopmasters is a free DJ app for the iPad.

Features:

• Browse built-in library of loops & samples and drop onto your 4×4 deck.
• Tap pads to play - the auto sync means you're always on the beat.
• Manipulate level, mute and FX send for each pad.
• Mixer provides level/mute, EQ and FX Send on 4 independent channels.
• Delay FX Unit provided will autoset its parameters to match tempo.
• Save your sets and record your live performances.
• Absolutely no experience required.
• It's free.

In-App Purchase Options: Once you've mastered DJ Studio, you might want to step up your DJ game, so we've made the following In-App purchases available.

Pro Features Upgrade:

Unlocks limitations on some functions and adds pro-DJ features.

• Full 4×4 Pad Matrix: The Free App gives you 2 channels of 4 Pads (2×4). The Pro Features upgrade unlocks the full 4×4 deck.
• Save your Sets: The Pro Features Upgrade allows you to save unlimitied Sets, so you can quickly build up ready-to-go material.
• Unlimited Recording: Recordings in the Free App are limited to 3 minutes - the Pro Features Upgrade removes this limitation.
• Multiple EQ Types: The Free App comes with Low-Pass Filter EQs - the Pro Features Upgrade enables multiple EQ types (Low-pass, High-pass, Parametric).

Pro Content Upgrade: Adds content to your library, in loop and long-form Mixtools format.

• Beef up your Building Blocks: Get tons more options in Bass, Drum/Music Loops, Percussion, Vocals and FX categories.
• Progressive Mixtools Stems: The Mixtools format breaks down tracks by top Artists in progressive stems covering drum grooves, percussion tops, synths, effect builds, breakdowns and drops -- saving you time and effort so you can focus on being creative.

Requirements: iOS 5.x or higher and a desire for fun.