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