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.
Kill at least one enemy with each weapon available in the game.
Exchange 500 Military-Grade 5.45 rounds at Exchange kiosks.
Make 25 headshots.
Kill 30 humans with only pneumatic weapons.
On the level 'Frontline' kill all of the enemy Red Army and Fascist Soldiers.
Kill 15 enemies using sticky grenade.
Kill 30 enemies using pneumatic weapons.
Complete the game in Ranger Mode Hardcore.
Explode 10 enemies.
There is no place in metro you did not visit
Kill 50 mutants with your knife.
Get 25 kills with alternative fire of Volt Driver.
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.
Get 50 kills with Volt Driver.
Kill 15 enemies using stationary machine gun.
Complete 'Frontline' level without killing anyone.
Disarm 10 wire traps.
Found all gold ammo, hidden throughout the stations.
Kill 30 enemies with the double-barreled shotgun.
Find all Ranger stashes in Dead City 1 and 2
Kill 20 enemies with the knife.
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.
Save 500 military-grade rounds.
Kill 50 enemies with heavy automatic shotgun.
A coin for a hungry kid? Get a job.
Kill 2 demons.
Kill 5 amoebas.
Kill 5 enemies with a flamethrower.
Kill a librarian.
Make 10 deals in weapon shops.
Kill 20 lurkers.
On the level 'Depot' silently kill the first guard and break into the Fascist station unnoticed.
Destroy fascists' Panzer.
Save a group of 'Reds' from Fascist captivity.
Kill 10 enemies with throwing knives.
Kill 30 enemies using revolvers.
Complete level 'Armory' without getting caught.
Blow up the tunnel and airlock at 'Cursed' station.
Complete levels 'Ghosts' and 'Anomaly' without dying.
Kill 30 nosalises.
What doesn't kill you, makes you stronger.