Here is the full list of all 48 Metro 2033 achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
On the level 'Frontline' kill all of the enemy Red Army and Fascist Soldiers.
Kill 30 humans with only pneumatic weapons.
Kill 30 enemies using pneumatic weapons.
Complete 'Frontline' level without killing anyone.
Complete the game in Ranger Mode Hardcore.
Complete the game in Ranger Mode Easy.
Kill 5 amoebas.
Explode 10 enemies.
Kill at least one enemy with each weapon available in the game.
Kill 5 enemies with a flamethrower.
A true metro citizen. You know everyone and have seen everything.
Kill a librarian.
Break the support and activate the chandelier in less than 20 seconds.
There is no place in metro you did not visit
Complete the level 'Black Station' without killing any Fascist Soldiers.
Kill 15 enemies using sticky grenade.
On the level 'Outpost' reach the radio tower and broadcast the commander's message.
Kill 50 enemies with heavy automatic shotgun.
Kill 20 lurkers.
Disarm 10 wire traps.
On the level 'Depot' silently kill the first guard and break into the Fascist station unnoticed.
Destroy fascists' Panzer.
Kill 15 enemies using stationary machine gun.
Save a group of 'Reds' from Fascist captivity.
Make 25 headshots.
Found all gold ammo, hidden throughout the stations.
Save 500 military-grade rounds.
Exchange 500 Military-Grade 5.45 rounds at Exchange kiosks.
Make 10 deals in weapon shops.
Complete levels 'Ghosts' and 'Anomaly' without dying.
Kill 2 demons.
Find all Ranger stashes in Dead City 1 and 2
Kill 50 mutants with your knife.
Kill 30 enemies with the double-barreled shotgun.
Get 50 kills with Volt Driver.
Kill 10 enemies with throwing knives.
Get 25 kills with alternative fire of Volt Driver.
Kill 20 enemies with the knife.
Help the poor, a coin for the kid, medicine for the sick. You help everyone you see.
On the level 'Hunter' kill the nosalises before they break through the ventilation grilles.
Complete level 'Armory' without getting caught.
Blow up the tunnel and airlock at 'Cursed' station.
Kill 30 enemies using revolvers.
Kill 30 nosalises.
A coin for a hungry kid? Get a job.
What doesn't kill you, makes you stronger.