Tip Smart. Stay Protected.
Calculate tips that make your bill total a palindrome—a number that reads the same forwards and backwards. Protect yourself from tip fraud.
Download on the App StoreHow It Works
Enter Your Bill
Type in the pre-tip amount from your receipt.
Choose a Palindrome
Select from suggested totals within your preferred tip range.
Scan & Save
Optionally scan your receipt and save for later verification.
Verify Later
Check your statement—if it's not a palindrome, you've been defrauded.
Why Palindromes?
Palindrome totals serve as a simple but effective fraud detection mechanism:
- Easy to remember—just check if it reads the same both ways
- Any modification to the total breaks the palindrome pattern
- Instantly verify charges on your bank statement
- No need to keep paper receipts for comparison
Features
Smart Calculator
Finds all palindrome totals within your tip range, sorted by your preferred percentage.
Document Scanner
Scan paper receipts with automatic edge detection.
PDF Generation
Create professional PDF records with receipt images and transaction details.
Location Tracking
Optionally tag receipts with GPS coordinates and venue names.
Notes & Details
Add custom notes to each receipt for easy reference.
Reconciliation
Track verification status—pending, reconciled, or problematic.
Privacy First
Download PalindReceipt
Available for iPhone and iPad. Free to try with 3 receipts, then unlock unlimited for just $0.99.