AURORA is a premium music player combining a professional-grade audio engine, immersive real-time visualizer, and AI-powered music generation — all in one app.

■ Pro Audio Engine
A fully software-based DSP engine running inside the ExoPlayer audio pipeline, delivering consistent sound quality across every device.

• 10-Band Parametric EQ — ±15dB per-band precision, biquad peaking filters (Direct Form II)
• Bass Boost — 150Hz low-shelf filter, up to +18dB boost
• Reverb — Freeverb algorithm (8 parallel comb filters + 4 series allpass filters) for natural, immersive space
• Surround — Mid/Side encoding + Haas cross-delay, stereo width expansion up to 3.5×
• Preamp — ±12dB gain control with soft clipping to prevent distortion

100% software processing — no dependency on hardware AudioEffect APIs, solving OEM compatibility issues for good. Zero-GC design in the audio path ensures dropout-free, uninterrupted playback.

■ Immersive Visualizer
9 OpenGL ES-powered visual themes react to your music in real time. Aurora, Nebula, Pulse, Spectrum, Galaxy, Rain, Flame — see your music come alive.

■ AI Music Generation
Create music in your own style and listen to it right away.
Generate original tracks from a text prompt, or upload a reference song to create something with a similar vibe. Powered by Aurora Credits — simple and flexible.

■ Format Support & Performance
• Supported formats: MP3, FLAC, WAV, AAC, OGG, ALAC, WMA
• Library size: up to 50,000 tracks
• Cold start: under 2 seconds
• Visualizer: 60fps real-time rendering
• Battery: under 5%/hr with screen off

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Free Features
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• Full format playback
• 5-band preset EQ
• Synced lyrics
• On-device AI recommendations
• Manual & smart playlists
• 3 visualizer themes
• Sleep timer
• Home widget

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Upgrade to Premium
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• 10-band custom EQ + Bass / Reverb / Surround
• 6 additional premium visualizer themes
• Synced lyrics
• Ad-free experience

7-day free trial available

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Aurora Credits (AI Music Generation)
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AI music generation uses Aurora Credits.
• 3 AC free trial credits on sign-up
• Premium subscribers receive 5 AC bonus every month
• Credit packs: 10 AC / 30 AC / 100 AC

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Languages
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한국어, English, 日本語, 中文(简体), Español, Português (Brasil), हिन्दी