iPhone Giveaway of the Day - QuickPrice - Stall Calc

1. Introduction

QuickPrice is a fully offline pricing and bill-management tool designed for small vendors, stall owners, and independent operators. It supports product management, bill recording, automatic amount calculation, QR code bill display, tag management, data import/export, and app lock—allowing you to manage your daily operations efficiently and securely in any environment.

All data is stored on your device, with no network required, no login, and no advertisements, ensuring complete privacy and safety of your business information.

2. Core Features
2.1 Product Management

Create products: name, unit, price, image, and notes

Support tag classification for quick filtering

Customizable sorting for different business scenarios

All data is stored locally and never uploaded

2.2 Bill Management

Automatically record each bill with product details and total amount

Quickly browse and review history bills

2.3 Fast Pricing

Select products → enter quantity → total price is calculated automatically

Support multiple items combined in a single bill

Ideal for fast-paced environments such as night markets, farmers' markets, snack stalls, and fruit stands

2.4 QR Code Bill Display

Generate a QR code for bills so customers can scan and view their bill details

No network or links required—fully offline

Suitable for on-site checkout, paperless display, and transparent pricing

QR code content is generated locally for enhanced security

2.5 Privacy Protection

Support app password lock

Fully offline with no data upload

2.6 Full Offline Operation

No network permissions

No accounts, no cloud services

No push notifications, no ads

Stable operation even in low-network or no-network environments (such as basements or outdoor stalls)

2.7 Data Import & Export

Export data to files for backup

Import data from files to migrate across devices

Suitable for long-term business owners who need reliable data preservation

2.8 Suitable For

Small vendors, stall owners, and street entrepreneurs

Farmers' markets, fruit stalls, breakfast carts, night-market stands

Snack shops, handicraft stalls, independent food sellers

Anyone needing fast pricing and bill display

2.9 Design Philosophy: Simple, Efficient, Secure

QuickPrice aims to help independent business owners easily handle pricing, bill display, and product management in any environment—all while keeping every piece of data securely stored on the device.