This is a great cheat to have and is enabled by pausing the game and pressing A, X, Y, RB, LT, A, B, X, A. You can now battle villains like the Sandman and Venom and not have to worry about your Health running out.

Complete ALL Levels:
To enable this code pause the game during gameplay and press B, B, LT, Y, RB, X, LB, RB.

When you are in the Grand Final mission and facing Venom hold LB and run and hit the boxes to drive him mad. Then to finally defeat him press Up, A, Left, A(2), B, LB, X, LB, Y, RT.

Unlock Web Swinging Upgrades:
These upgrades become unlocked by using the web slinging option alot.

Unlock Black Spider-Man Costume:
Complete the game Successfully to unlock the Black Spider-Man costume.

Unlock Arena Mode:
Complete the game successfully and Arena mode will become unlocked under the 'Extras' option.

Finding Tokens:
When you are swinging through the city and you are close to a Token you will hear a chime.

Here are a list of achievements which will add to your gamerscores.

Aleksei Sytsevich (30):
Beat Aleksei Sytsevich.
Arachnophile (10):
Get all Secret tokens.
Bomb Squad (20):
Get at least Bronze on all bomb tours.
Bronze Finalist (20):
Get at least Bronze on all trick races.
Cold Blooded Super Master (30):
Complete all Connors missions.
Collateral Damage (10):
Destroy 25 objects.
Curtis Connors (30):
Beat Curtis Connors.
Deputy (30):
Complete all DeWolfe missions.
Eddie Brock (40):
Beat Eddie Brock.
Fast Swinger (20):
Swing at 200 miles per hour.
Fire Breather (10):
Get all Order of the Dragon Tail tokens.
Flint Marko (30):
Beat Flint Marko.
Frequent Flyer (10):
Get all Skyscraper tokens.
Gold Medal Winner (30):
Get Gold on all trick races.
Harry Osborn (30):
Beat Harry Osborn.
Hitch Hiker (20):
Ride a car or truck for 5 miles.
Intermediate Racer (20):
Get at least Bronze on all easy and medium trick races.
Luke Carlyle (30):
Beat Luke Carlyle.
Macdonald Gargan (40):
Rescue Macdonald Gargan.
Mary Jane Thriller (20):
Complete all Mary Jane thrill rides.
Master Tourist (20):
Take a 500-point photograph.
Master Web Swinger (20):
Swing a total of 50 miles.
Mega Tourist (10):
Take a photograph from a great height.
Mega Web Swinger (30):
Swing a total of 200 miles.
Pied Piper (10):
Get all Subway tokens.
Pole Swinger (10):
Swing on 50 poles.
Police Chief (30):
Complete all combat tours.
Police Corporal (30):
Complete all Petty Theft missions.
Police Detective (30):
Complete 25 random city missions.
Police Officer (30):
Complete all Crime Spree missions.
Police Sergeant (30):
Complete all Bank Robbery missions.
Punk Rocker (10):
Get all Apocalypse Gang tokens.
Sergei Kravinoff (30):
Beat Sergei Kravinoff.
Shutterbug (20):
Complete all Daily Bugle photo missions.
Silver Finalist (20):
Get at least Silver on all trick races.
Spider-Man (50):
Complete all missions.
Splat Master 2007 (20):
Splat into the ground 25 times.
Sweet Tooth (10):
Get all Arsenic Candy tokens.
Trick Novice (20):
Get at least Bronze on all easy trick races.
Web Slinger (20):
Web up 25 enemies.
Web Swinger (20):
Swing a total of 10 miles.
Wilson Fisk (30):
Beat Wilson Fisk.