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