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