---
title: "PCB Preflight Free Download | Numerical Innovations"
url: https://www.numericalinnovations.com/pcb-preflight-download
description: "Download PCB Preflight — the free Gerber and DFM viewer for PCB manufacturing teams and engineers."
lang: en
---

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🔁 Lifetime Support user? Click here for downloads: https://www.numericalinnovations.com/lifetime-support-downloads

New — Version 9

# PCB Preflight

A free PCB viewer and preflight solution for viewing and inspecting PCB manufacturing data — Gerber, NC Drill, ODB++, IPC-2581 and more, with basic DFM checks built in.

Image: PCB Preflight Version 9 viewer with a multi-layer PCB job open, showing layers, properties and job information (https://www.numericalinnovations.com/__l5e/assets-v1/001f845d-7a17-4ea1-932b-41ea9368014e/pcb-preflight-v9-hero.png)

## What's Included in PCB Preflight

Open, inspect and verify PCB manufacturing data straight from the Version 9 Home screen — no license, no time limit.

Image: PCB Preflight Version 9 Home screen showing supported import formats: AutoLoad Wizard, Compressed File, Gerber, NC Drill, NC Rout/Mill, ODB++, ODB++ Folder, IPC-2581, HPGL/2 and Matrix XML (https://www.numericalinnovations.com/__l5e/assets-v1/fdd421c9-71b7-4623-9a1d-f61a9f76c5f0/pcb-preflight-v9-home.png)

Version 9 Home screen — load Gerber, NC Drill/Rout, ODB++, IPC-2581, HPGL and compressed PCB files in a click.

### Comprehensive File Support

- Gerber (RS-274D, RS-274X)
- NC Drill and Rout
- ODB++ (file and folder)
- IPC-2581
- HPGL / HPGL-2
- Compressed PCB files (ZIP and archives)

### Viewing & Analysis Tools

- Realistic PCB photo preview
- Interactive PCB stackup viewer
- Basic DFM checks included
- Print to PDF capability
- Clean, user-friendly interface

### Platform Support

- Windows (64-bit)
- Desktop and online access
- Regular updates and improvements

### Need Advanced CAM & DFM?

For advanced DFM, CAM editing, panelization and export capabilities, move up to FAB 3000.

Learn more about FAB 3000 → (https://www.numericalinnovations.com/fab-3000)

Latest Release

## PCB Preflight Version 9

PCB Preflight has been updated to Version 9 with a refreshed interface and continued improvements to the free PCB viewing and preflight experience.

### What's new in Version 9

- Updated Version 9 user interface
- Streamlined PCB file import and workspace access
- Support for Gerber, NC Drill, NC Rout/Mill, ODB++, IPC-2581, HPGL and more
- Continued updates and improvements

## Download PCB Preflight V9 — Free

The best free viewer for Gerber, NC Drill, ODB++ and IPC-2581. Includes basic DFM checks and realistic PCB preview.

Please fill out this form to 'instantly' download PCB Preflight V9 Free Viewer

### 100% Free Forever

No time limits, no feature restrictions on the free viewer

### Instant Download

Get your download link immediately after submitting the form

### View Any PCB Format

Supports Gerber, Drill, ODB++, and IPC-2581 files

### Basic DFM Checks

Includes essential design for manufacturing verification

### Questions or Need Help?

Our support team is ready to assist you with installation, setup, or any questions about PCB Preflight.

Contact Support: https://numericalinnovations.freshdesk.com/support/tickets/new
Visit Help Center: https://support.numericalinnovations.com/support/home

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