Popular games for platform Sinclair ZX81

Alerta Vermelho is a game where you need attack the enemy planet using the lasers and bombs you have and, at the same time, defend yourself.

Centopeia is a shooter game where you are the operator of the earth's defense bases, with the mission of frustrating the attack of the terrible fleet of space centipedes that want to conquer our planet.

Mazogs is a maze video game developed by Don Priestley and published for the ZX81 by Bug-Byte in 1982. It was subsequently licensed by Softsync and published in the US for the Timex Sinclair 1000.

A ZX81 conversion of Ocean's Transversion, an early ZX Spectrum game. Simple, challenging and fun to play, this is a fast action game with support for the Chroma colour interface and a couple of joystick options. Features a demo mode and high score table

A top down view space battle against the Klingons. You can rotate your ship and fire rockets to the Klingons but make sure not to hit them. After defeating all the Klingons you can use a wormhole to go the the next galaxy. You can configure the speed and whether the Klingons move or not and you have three ships at your disposal.

Bradford Walker-Smythe needs to find the perfect engagement ring to win the heart of his true love Tania when he asks for her hand in marriage. And so, to prove his devotion, he sets off to the Cornish mines in search of the perfect diamond...

Text adventure with an overview of surrounding rooms for the ZX81 with a 16K memory expansion module. The game allows you to set some parameters (like amount of food and arrows, but also the dungeon layout) before starting.

The first football management simulator, many of the hallmarks of the incredibly complex games which exist in this genre today are found in embryonic form here. Club finances, player transfers, basic tactics, and perhaps most importantly of all, excellent white noise crowd sounds when your team scored.

A Space Invaders clone where you control a craft at the bottom of the screen moving left or right, to destroy aliens in formation above dropping bombs on you.

Night Gunner is a shoot'em up set in World War II for the Sinclair ZX81.

Inspired by the 1983 ZX Spectrum game.

The Tomb of Dracula is an arcade adventure where the aim is to explore vaults over various levels of Dracula's Tomb to find the Vampire's Treasure worth half a million pounds.

A Defender like (right only) side scrolling shooter. You are equiped with a laser to shoot enemies and a few super bombs destroying all enemies. While fighting of enemies you have to rescue prisoners on the ground by flying close to them (whatch for gravity pulling you down). This "high-resoluation" game runs on a standard ZX81 with a 16K memory expansion module.

Cassette 50 is a compilation of 50 games that was released for a variety of 8-bit home computers, albeit with different selections of games on different computers. The majority of games within the collection were programmed in BASIC and are widely considered to be of poor quality.

ZX Compendium is a collection of six games and programs that contains: Alien Intruder: During a long space voyage to Earth, you have been woken from cryogenic suspension to find, to your horror, the rest of the crew devoured by an alien lifeform. To prevent yourself being the next item on the menu you have decided to collect enough essential supplies before escaping in a shuttle. The game is a text adventure with some graphics where the screen is split into two. The top half shows a map of one of the three levels of the ship with your location and the aliens if on the same level as you, a map showing your immediate surrounding area and any exits, and finally the supplies you need to collect which are oxygen, cells, water and food. The bottom half of the screen has text describing your current location and you type in commands with the keyboard to interact with each location. If you enter a location with the alien then you die but if the alien enters your location then you need to deal with the situation. Wumpus Adventure: A text adventure that allows one to four players to move around an area hunting for creatures called a Wumpus to kill. Before you start the hunt you have a number of options and they are, choice of caverns (Novice, Random Cave Pattern and Professional Hunter), number of players, and if you hunt to the death or kill a certain amount of Wumpus. The actual game sees text on the screen describing each location of a player and the current player types in commands to interact with their surroundings. Each player gets one move before the next player has a turn. The players are armed with five arrows but more can be collected, and as well as Wumpus there are other creatures like Goblins and giant serpents that need to be dealt with. Numerology: A program that allows you to enter your name and birth date to receive a reading about your personality and find out your lucky number, colour and day of the week. Hangman: Based on the pen and paper game, you can compete against the computer or another person as you try to guess a word without being hanged. A word is generated and you have to select a letter at a time to try to make the word. If you guess a correct letter then it appears in the word but get one wrong and a man being hanged on a scaffold starts to appear. The computer has two levels (1-2) to choose from. Hieroglyphics: You have to decipher 39 Hieroglyphics by placing a letter or a vowel combination under the correct symbol and the computer will give you a word to help you decipher them. You must be careful in your guesses though because each wrong guess sees trapped explorer Wullie Makeit's tomb slowly fill with sand. Movie Mogul: A management game where with a limited budget you have to buy a script and attempt to make a movie and make a profit with it. After buying a script you decide which type of movie to make as well as hiring a director, actor and actress. You decide on each day of filming how much money to spend on various options watching your budget levels decrease. Once you have completed filming you are given a final score as a profit or loss for the finished movie.

The ZX Spectrum port of Boulder Dash.

Backgammon for the ZX81 with 16K memory expansion module or for the ZX Spectrum.

Pac Man clone.

Aventuras na Selva is a text-based adventure developed by Renato Degiovani and published by the magazine Micro Sistemas.