This app helps users find and track daily mortgage rates offered by credit unions, which often have lower rates than traditional banks. It provides tools to compare rates, receive alerts for drops, and view membership requirements. Premium features offer historical data and advanced filtering.
1.3.2
July 20, 2026
1. Fixed the issue where state filter window was not scrollable.
Full access to all mortgage rates, rate alerts, charts
No, CUB is ad-free on all tiers. The app prioritizes user privacy with no ads, no data selling, and no third-party trackers.
Premium features for CUB start at $3.99 per month or $2.99 per month when billed annually, offering a 25% saving. The first 150 users can get one month free with code CUBFREE30.
Yes, you can browse mortgage rates as a guest. An account is only required to access premium features like rate alerts and saving favorite credit unions.
CUB offers a refund policy. You can contact support@nionlite.com within 7 days of subscribing to request a refund.
CUB currently tracks credit union mortgage rates in Maryland, Virginia, Washington D.C., Texas, and California, with nationwide coverage for Navy Federal, PenFed, and Alliant. More states are planned for future updates.
The rates displayed in CUB are sourced from publicly available credit union websites and are for informational purposes only. Users should always confirm the exact rates directly with the lender.
Mortgage rates in CUB are updated daily, ensuring you always see the most current rates available from the tracked credit unions.
CUB is available on iPhone, iPad, and iPod. The app has an age rating of 17+.
