Mobile app for iPhone and iPad
Getting the CHECKBOOK app ‐ Free for Subscribers
into the Safari browser on your iPhone or iPad to access the web app.
Activate the app
After logging into the app with your CHECKBOOK Username and Password, add the app to your home screen by clicking the arrow button in your Safari browser and selecting "Add to Home Screen" or click "Add to Home Screen" icon in iOS 5 or 6.
The CHECKBOOK app requires Private Browsing to be turned off. To check this setting, go to "Settings" and then "Safari" and confirm that Private Browsing is turned off under "Privacy". Also, under "Privacy" confirm that Safari is set to accept cookies.