TEXT LOOKS FAINT — try a close-up sweep: zoom in on the TOP of the receipt, then slowly slide down to the bottom.
Tap the image to rotate it. Images stay on your phone — nothing is uploaded.
Fuel receipt capture
Lay the receipt flat and fit the whole thing in the box. A green box locks on; hold steady and it takes several frames, fuses the sharpest parts of each, straightens the receipt, and darkens the text. For faint receipts it will ask you to sweep in close-up.