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