DEF Search

Find DEF at the Pump

Only for iPhone

Free

iPhone

Find Diesel Exhaust Fluid (DEF) stations near you — easily. Pump locations, addresses, and turn-by-turn directions for truckers, RVers, and diesel drivers. (U.S. only) DEF Search is the fastest way to find Diesel Exhaust Fluid (DEF) pumps near you. Whether you're a long-haul trucker, fleet driver, RV traveler, or diesel pickup owner, running low on DEF shouldn't slow you down. DEF Search shows you nearby stations on a clean, easy-to-read map with addresses, descriptions, and one-tap directions in Apple Maps or Google Maps. WHY DEF SEARCH • Built for the road — large tap targets, fast map, minimal clutter • Crowd-sourced and verified — drivers like you keep the data fresh • Free to use — no subscriptions, no paywalls • Works nationwide (Currently U.S. locations only) — search by city, state, or current location KEY FEATURES • Interactive map of DEF pump locations • Search by address, city, or ZIP code • Use your current location to find the closest pump • One-tap directions in Apple Maps or Google Maps • Confirm a station is still open and pumping • Report closed, moved, or incorrect locations • Suggest new stations to help other drivers • Save Favorite stations FOR TRUCKERS Skip the wrong-turn detours. Find DEF pumps before you exit the highway. FOR RV & DIESEL DRIVERS Plan refills along your trip and never get stranded with a DEF warning light. COMMUNITY POWERED Every confirmation, report, and suggestion makes the map better for the next driver. Help us build the most accurate DEF station directory on the road. PRIVACY FIRST We only use your location to show nearby stations and provide directions. No tracking, no selling your data. Download DEF Search and never hunt for diesel exhaust fluid again.

Ratings & Reviews

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New Features: - Full-screen map and additional map controls - Supports panning to search map - Map style - Map/Satellite/Hybrid(now includes roads) - Base map - Switch between CartoDB & Open Street Map - Dark mode can now use a light map layer - Default navigation app setting — pick Apple Maps or Google Maps once and skip the prompt. - Favorites tab to save stations locally on device. - Sort favorites by Nearest, Name, or Newest. Improvements and Fixes: - Menu button now toggles between map and list view - Smarter map auto-zoom after panning or searching - Classic location-arrow icon for the recenter button replaced old target - Off-line banner to inform user of status - "Back to map" from station details returns to your previous view instead of resetting.

Version 1.1

The developer, David Brownlow, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Contact Info
    • Identifiers

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Location

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • David Brownlow
Size
  • 6.5 MB
Category
  • Navigation
Compatibility
Requires iOS 15.0 or later.
  • iPhone
    Requires iOS 15.0 or later.
  • iPod touch
    Requires iOS 15.0 or later.
Languages
  • English
Age Rating
4+
Copyright
  • © 2026 David Brownlow
  • Developer Website
  • Privacy Policy