Choose your Excel pay app
Use a supported .xlsx workbook with Summary and Schedule sheets. PayPreflight creates a browser-local fingerprint but does not run the check yet.
Private browser check
A fast second check before billing day
Find pay app errors.Before you submit.
PayPreflight checks the Excel pay-application workbook you already use. It reviews AIAAmerican Institute of ArchitectsIts G702 and G703 forms are widely used for construction payment applications.-style Summary + Schedule sheets for math, retainage, duplicate-line, and missing-field issues—in under a minute.
Choose the workbook first. Secure Stripe checkout appears next; the private check runs only after the $5 payment is verified.
Start your private check
Stays in your browserReview your workbook
ChoosePayCheckReview
Not ready to use a real file?
Use the example here or inspect the exact Excel workbook.Who it's for: subcontractors, small general contractors, project accountants, and office managers who prepare pay apps.
Workbook stays on your device Try the sample free No account required
$5 per private workbook · Pay before check · Sample review is free
What PayPreflight provides
A second set of eyes before you bill.
It checks the pay-app workbook you already use. It does not create, submit, approve, or replace an official AIAAmerican Institute of ArchitectsIts G702 and G703 forms are widely used for construction payment applications. form.
Pay $5 for the private check
Pay securely through Stripe. The payment is bound to that workbook, with no account or subscription required. The sample remains free.
Run the paid workbook check
After payment is verified, choose the same local file again. PayPreflight then checks its math, retainage, schedule, and required details in your browser.
Review and download the list
See every finding and field location, then download the CSV correction report to help fix the workbook before submission.