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Showroom Floor / Android APK / FieldContractor Pro: Offline Mobile Work Order, Invoice & Signature APK
Android APK 🦅 100% Unencrypted Source Code • $0/Mo

FieldContractor Pro: Offline Mobile Work Order, Invoice & Signature APK

Turnkey Android app for field technicians to generate professional PDF invoices and capture on-screen client signatures with zero cell signal.

Android Native / Kivy ReportLab PDF SQLite Android Keystore

Live Production Demo

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🛡️

Warehouse Inspection Seal: 100% Malware-Free

Audited by 4-Layer Malware, AST Obfuscation & Secret Key Scanner

Certified Safe

Malware Status

0 Threats Found

Reverse Shells

Clean

API Secret Leaks

Zero Leaked Keys

Health Score

100/100

System Overview & Specifications

FieldContractor Pro is an indispensable mobile business tool for electricians, HVAC techs, plumbers, and field contractors working in basements or remote jobsites with zero mobile reception. Enables technicians to create line-item work orders, calculate sales tax, capture client authorization signatures directly on the touchscreen, and compile professional PDF invoices right on the phone. As soon as the mobile device reconnects to cellular data or Wi-Fi, FieldContractor Pro automatically queues and dispatches PDF invoices to the customer's email.

📦 What's in the Box

Every system sold on Creators Warehouse comes completely equipped for immediate turnkey deployment:

Signed Android APK (.apk) ready for deployment Complete Kivy / Python mobile source code Touch signature capture canvas and vector smoothing engine ReportLab mobile PDF invoice generation module Full commercial license with white-label client deployment rights

📂 Repository File Structure & Anatomy

Unencrypted package layout provided in your instant download archive:

Unencrypted ZIP 
📦 fieldcontractor-pro-offline-invoice-signature-apk/
├── 📁 app/
│   ├── 📄 main.py                  # Production entrypoint & routing engine
│   ├── 📄 config.py                # Environment parser & security settings
│   ├── 📄 database.py              # ORM models & local SQLite/PostgreSQL schemas
│   └── 📁 routers/                 # Domain business endpoints & API handlers
├── 📄 deploy.py                    # 1-Click automated production launch script
├── 📄 run_tests.py                 # Automated verification test suite
├── 📄 requirements.txt             # Pinned, tested production dependencies
├── 📄 .env.example                 # Sample configuration & secrets template
├── 📄 README.md                    # Setup, operational runbook & white-label guide
└── 📄 LICENSE.txt                  # Full commercial white-label license grant

⚙️ System Requirements & Prerequisites

Runtime Environment Android 9.0+ (API 28+)

Zero proprietary enterprise runtimes required.

Compute & RAM 1 vCPU • 1 GB RAM Minimum

Runs smoothly on a $4/mo VPS, Raspberry Pi 4, or localhost.

External Dependencies 100% Self-Hostable

Zero mandatory monthly SaaS API dependencies.

🚀 60-Second Turnkey Deployment Guide

Every package is engineered for zero-friction launch right out of the box:

1
Extract Vault Package
unzip fieldcontractor-pro-offline-invoice-signature-apk.zip && cd fieldcontractor-pro-offline-invoice-signature-apk
2
Install Standard Dependencies
pip install -r requirements.txt
3
Execute 1-Click Launch Automation
python deploy.py
📜

Plain-English White-Label Commercial License

Clear, enforceable commercial rights. Zero legal ambiguity.

✓ What You ARE Explicitly Allowed to Do:
  • Deploy on unlimited personal or commercial client servers with zero additional seat fees.
  • Rebrand, rename, change UI colors/logos, and resell to your own commercial clients.
  • Package into commercial SaaS products or mobile applications and charge end-users directly.
  • Keep 100% of all generated revenue forever — Creators Warehouse takes 0% ongoing cut.
✕ What is Prohibited:
  • You may not re-list or sell the exact unmodified source package as a competing listing on Creators Warehouse.
🛡️ Buyer Escrow & 30-Day Defect Remedy Guarantee:

If this software build fails to initialize as demonstrated or contains undocumented material defects that cannot be resolved within 48 hours, you are entitled to full transaction escrow mediation or refund.

🔥 Own Forever • $0 Monthly Fees
$9.99 one-time

Full rights to white-label, self-host, and commercially deploy this software under your own brand.

✓ 100% Custom Designed Architecture & UI
✓ Full Unencrypted Source Code
✓ Instant Cloudflare R2 Vault Download
✓ 1-Click deploy.py Automation Script
✓ Automated Verification Test Suite
✓ Commercial White-Label Resale Rights

Pay via PayPal.me or direct PayPal transfer & unlock your .zip download immediately.

🔒 256-bit SSL encrypted checkout. Funds routed directly via PayPal or Bank Wire Escrow.