Related Clues:

• Gratis
• Like some bank checking
• Free of charge
• Like some credit cards
• Like some bank accounts
• Kind of checking
• Pro bono
• Like some checking accounts
• Kind of checking account
• Sans annual charge
• 'Payment not required'
• Phrase in some apartment ads
• Lacking a charge
• Credit card come-on
• Gratis (h,h)