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