Prepaid plans such as T-Mobile Prepaid offer unlimited domestic talk, text, and 5G data at a low monthly cost and no credit check. Prepaid Traditional Contract Length Month-to-month Up to 24 months Monthly Cost Usually lower Potentially higher Payment Date Start of the monthly billing cycle End of the monthly cycle Discounts Multi-line discounts Autopay, multi-line, and employer affiliations Credit Check None Some carriers check credit to open an account. Some are phone financing only Monthly Data Limits Unlimited 5G and capped data plans Unlimited 5G Phone Selection Bring your own device (BYOD or pay in full Financing and insurance available Best For Saving money and flexibility Heavy data use and financing