iPhone offline applicationsApplications which can be downloaded to an iPhone and run even with no connection (e.g. in airplane mode), also known as "bookmarklets".
1) In Safari on your iPhone, go to www.wildcrest.com/iphone
2) Tap on desired link below
Puzzler from Apple Developer Connection
Tip Calculator for iPhone by Danny Goodman
iPhone Solitaire from iPhone-Solitaire.com
Loan Calculator by Dave Wilson
Belfry Scientific Calculator by Garth Minette
Uncle Jim's Pegs by Uncle Jim
iPhone Blackjack from iPhone-Blackjack.com
iPhone Tetris from iPhone-Tetris.com
Conversions performed by Mike Potel and Cathy Frantz at Wildcrest Associates using URL2iPhone
Let us know if you find more iPhone offline applications.