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