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