Read the Description to unlock all the levels which is usually worth $0.99
Open app> Gear icon >click on promo code >appoftheday ( most of you can figure it out pretty easily )
★★★ Free today with App of the Day ★★★
Download the app "App of the Day" and discover every day a paid app that becomes free for 24 hours!
Sit on the edge of your bus, train, subway, office or toilet seat as you evade enemies, trigger bombs, and collect multipliers in pursuit of your high scores. Hazard Rush combines classic and challenging arcade gameplay with retro graphics.
Features:
★ Three fun game modes
★ Thumping soundtrack
★ Online leaderboards
★ Detailed stat collection to track progress
★ Highly customisable controls
★ Replays of your most recent and best scores
★ No pay-to-win nonsense, all skill
Hazard Rush comes with unlimited access to the Rush game mode and the Stats page. A one time in app purchase will unlock Endless, Pacifism, and Theatre mode.
Looks like a Geometry Wars clone.
That being said, Geometry Wars was awesome!