Ultimate Car Audio App

UCAA 8.7.1 — Personal Subs, Contributor Tiers, and Quick Access Personal Subs Save any custom or measured T/S parameter set privately. Keep them for yourself, publish them to your public profile, or submit them to the shared community catalog for review. Perfect for measured drivers, DIY builds, or sub variants that aren't in the official database yet. Contributor Tier Progression Level up through Trusted, Contributor, and Curator as you contribute quality entries. Each tier gives you higher daily submission limits and personal sub quota bonuses. Every promotion earns an exclusive badge that stays on your profile forever. A new Progression page shows exactly how close you are to the next tier. Quick Access Long-press any calculator, FAQ, saved design, sub, page, or setting on the Home page to pin it up top. Drag to reorder. Your most-used tools, one tap away. Everything else - Every earned badge now fires a celebration, including tier and moderator badges - Reviews you write now credit correctly toward review badges, and shop-owner 5-star review badges are earnable - Notification page gets filter chips to narrow by Subs, Tier, Feedback, or Unread - Wiring diagrams now credit correctly on tablets - Improved dark mode readability on Feature Requests pages - Various reliability and quality-of-life improvements