There is no penalty for checking frequently, so check as often as it is useful to you. Here is a practical schedule:
At minimum — once per year: Pull your full credit report from all three bureaus through AnnualCreditReport.com. Review every account, every balance, every inquiry. Look for anything you do not recognize.
Monthly: Glance at your score through your bank app, Credit Karma, or Experian. You are looking for sudden drops that might signal fraud, a missed payment you forgot about, or a new collection account.
Before any major application: Check your score and report at least 30 days before applying for a mortgage, car loan, apartment, or any other credit product. This gives you time to dispute errors or pay down a balance before the lender pulls your credit.
After paying off a debt or closing an account: Check your report 30 to 60 days later to confirm the change was reported accurately. Creditors do not always update the bureaus promptly or correctly.
If you are actively rebuilding your credit, monthly checks keep you motivated and let you catch problems early. Setting a calendar reminder for the first of each month takes 30 seconds and can save you from surprises.
One important note: if you are a victim of identity theft, you are entitled to additional free reports beyond the standard annual ones under the FCRA. You can also place a free fraud alert or credit freeze on your files, which we cover in other guides on CreditDoc.