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