The best alternatives to Smash Rocket are Blastar - Space Race, Payload, and Plexicle. If these 3 options don't work for you, we've listed a few more alternatives below.
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AssemblyAI— Speech-to-Text API with superhuman accuracy
A sophisticated rocket simulator that lets you experience day in a life of a billionaire in space. Launch your rocket, and participate in ultimate space race with other billionaires.
Payload is your daily briefing on all things space. Every Monday through Friday morning, we send a reported newsletter with all the need-to-know space stories to 11,000+ founders, investors, and engineers. The best part? It's free and a <5min read.
The fate of humanity lies in your hands in search of a renewable energy source. Try to stay alive and avoid obstacles by tapping to ascend and releasing to descend. Avoid asteroids and floating skyscrapers at all costs.