The AdelFi is a business credit card from AdelFi. The annual fee is No Annual Fee. The ongoing APR is 16.49% after a 0% introductory rate for 6 months. Signup bonus: $300 When You Spend $3,000 in the First 3 Months. Rewards: 1.5% Cash Back. Cash back: 1.5% on all purchases. This product does not report routine activity to your personal credit (only on default if a personal guarantee is required).