Precision micro-tools for
modern operators
A fast, lightweight suite of client-side browser utilities for Amazon FBA labeling, barcode compliance, dimensional logistics, and catalog sanitization. No subscriptions, zero server latency.
Available Utilities
6 toolsLabelForge FBA
Bulk barcode & SKU label generator for Amazon FBA sellers. Outputs pixel-perfect PDF sheets calibrated for thermal 4x6 rolls and 30-up Avery formats with zero margin drift.
UPC & EAN Checksum Validator
Instantly verify, audit, and calculate Modulo-10 checksum check digits for UPC-A, EAN-13, and GTIN-14 symbologies before publishing product listings to marketplaces.
FBA Dimensional Weight & Tier Calc
Determine your packaging size tiers (Standard vs. Large Oversize) and calculate Amazon dimensional weight thresholds to avoid unexpected fulfillment fee spikes.
UGC Creator Rate & Margin Estimator
Calculate Fair Market Value (FMV) creator compensation, paid advertising usage rights multipliers, and break-even ROAS targets for paid influencer campaigns.
CSV Catalog Feed Sanitizer
Clean raw supplier spreadsheets: strip zero-width whitespace, resolve duplicate SKU records, sanitize UTF-8 encoding flaws, and export compliant CSV catalogs.
HS & Tariff Code Classifier
Harmonized Tariff Schedule (HTS) reference tool for international shipping. Quickly determine 6-digit and 10-digit customs classifications and estimate landed duties.
Need a custom utility built for your warehouse or store?
We frequently deploy new micro-utilities for barcode standards, CSV conversions, marketplace fee calculators, and fulfillment workflows.