Here is the full list of all 61 Dead Effect achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Killing 50 zombies with the stungun.
Use only the stungun to finish the mission.
Survive within the specified time limit.
Survive within the specified waves of infected enemies.
Upgrade at least one weapon up to the maximum of all your values.
Killing 1000 zombies.
Complete game on basic difficulty.
Finish the mission at the basic level of difficulty.
Kill at least 6 zombies with headshots without reloading.
Finish the mission without using the special ability.
Find and use all the augmentation terminals.
Use all the augmentation terminals.
Killing 500 zombies.
Kill all the contaminated to clear the whole area.
Kill at least 7 enemies with headshots.
Kill at least 5 zombies at the same time without reloading.
Kill 100 monsters with headshots.
Collect all credits in the whole level.
Eliminate the combat turret without getting hit.
Use the healing terminal when you have only the last segment on the health bar.
Eliminate the miniboss without getting hit.
Use the regeneration chamber 20 times.
You must collect 500.000 of all available credits in whole game.
Killing 100 zombies with the stungun.
Killing 500 zombies with the stungun.
Killing 5000 zombies.
Killing 10000 zombies.
Finish the mission using only the secondary weapon.
Finish the mission without using the healing terminal.
Kill 10 zombies with headshots using your special ability.
Finish the mission in less than 10 minutes with the success rate exceeding 75%.
Finish the mission without losing any health.
Finish the mission with the success rate exceeding 85%.
Eliminate all the combat turrets without getting hit.
Finish the mission without using the special ability or healing terminals.
Finish the mission using only one type of the weapon.
Finish the mission in less than 7 minutes.
Complete game on new game plus difficulty.