The #1 Diesel
Discount App

Save up to $100 per fill-up1 at over 2,200 truck stops nationwide.
iPhone mockup
Mudflap App on iPhone

Why is Mudflap the #1 Fuel App in Trucking?

Mudflap has been proudly serving independents and small fleets for over 4 years. In that time, we've saved drivers over $300 million on fuel. As the #1 diesel discounter serving owner-operators, we help level the playing field so you can save as much on fuel as the big guys. When you use Mudflap, you not only save big on diesel, DEF, and other fuel types, but you can also earn incredible fuel rewards on every gallon pumped.
Mudflap App Savings

How Mudflap Helps Drivers

Nationwide Deal Finder
Search the best deals on fuel in real time.
Lock In Great Discounts
Claim your deal up to 24 hours in advance.
Amenities Locator
Find showers, parking, DEF, and more.
Spend Tracking
All of your receipts and reports in one easy place.
Serious Rewards
Earn bonus fuel rewards for every gallon pumped.
24/7 Live Support
We’re always available to help by phone, chat, or text.
Mudflap App Truck MapSupport ChatApp RewardsSavings ChartAmenities

Studiomaster

J.M. Liard

Luke B.

Kyle H.

"If you like saving thousands on fuel then you’ve come to the right place. This app is so easy to use and has everything the big name fuel card providers do without all the extra fees."

Studiomaster

"Absolutely the best fuel discounts I've ever experienced. I'm a fleet owner as well as a driver myself. I've been using this app for about 6 months and have already saved over $1,600."

Kyle H.

How Much Could You Be Saving?

Use the calculator below to see how quickly Mudflap discounts and rewards can add up.
Step 1 • Choose
Fill-Ups Per Week
1
2
3
4
5
6
7
Step 2 • Drag
Gallons per Fill-Up

100

100

250

Annual Savings
$32,662
1
 
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Stop Overpaying for Fuel

Get the free app and start saving in minutes.
Mudflap App Dashboard