From the original release:

Build a RailRoad-empire. You start off with one station at a small coalmine. Lay a track to the nearest machine-factory, and import machines to your mine to start digging. Next, build a track to the nearest ...

Manage an entire city in the palm of your hand! SimCity Classic brings the wildly popular original game to Palm OS. Create your own custom scenarios with three levels of difficulty and start building!

The below is taken directly from Google Translate

You can now enjoy 7 types of games in Solitaire, 2 types in Casino, and 9 types of games at once with palm. In addition, the crispy operation feeling of the stylus captures you even ...

Space Docking Simulator By Mohammed Bennouf

Space Docking Simulator is the most advanced space rendez-vous simulator game available on a Palm/Treo device. It is a sequel title for Lunar Lander Simulator. This time you are attempting the second ...

The near future: The colonisation of space is underway and the race is on to grab the natural resources. Balance the needs of your space miners with your expanding new mining business.

Buy and sell mines, manage your workers and their needs by ...

Space Trader is a complex game, in which the player's aim is to amass enough money to be able to buy a moon to retire to. The player starts out with a small space ship, armed with one simple laser, and 1000 credits in cash.

Space Trader is a ...

Fly the Starship Enterprise from the comfort of your handheld. Don’t let the core explode.

The original ReadMe:

Starship OS2.0 or greater is required

You have a tricorder. You have a phaser. Now command your own ...
            

Village Sim is a village simulator where you care for and nurture a tribe of little people by teaching them the basics of survival.

The object of the game is to grow a small village in your Palm OS device: they have food needs, housing needs, ...

Void is a remake of the classic Elite sci-fi space exploration simulator. Pilot your own spacecraft and journey across the galaxy to conduct trade and survive combat!