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