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FileFaker

FileFaker

Generate sample files of various types and sizes in seconds.

Website filefaker.com
Overview

What it is

Native macOS app for instant test file generation. Create PDFs, images, videos, CSVs & more locally on your Mac. No internet needed, files never leave your device. Perfect for developers & QA testing uploads, validations, and edge cases.

Intent

I need it when

Perform load and performance testing on file processing systems

FileFaker enables quick generation of files with specific types and sizes to test upload/download speeds, processing performance, and system capacity handling for multiple large files, helping identify bottlenecks before production.

Integrate file generation into existing development workflow with minimal friction

FileFaker offers native macOS integration with drag-and-drop support, keyboard shortcuts, dark mode, and a pin-on-top feature, allowing developers to generate and move files directly to Finder or upload forms without context switching.

Generate test files quickly while maintaining offline privacy and security

FileFaker creates all files locally on the user's macOS device with no internet connection required, ensuring complete data privacy and enabling fast file generation even for large files without external server dependencies.

Test file upload validation and handling in applications

FileFaker generates sample files of various types and sizes on-demand, allowing developers and testers to validate file upload restrictions, MIME type detection, and size limits without searching for or creating test files manually.

Demo file-related features to stakeholders without exposing sensitive data

Product managers and teams can generate realistic test files locally to demonstrate file handling features and validate user experiences while maintaining complete privacy—no sensitive production data or personal information is involved.

Drop

Not a fit when

  • User needs to generate test files on Windows or Linux (macOS-only application)
  • User requires unlimited device licenses or team-wide deployment without per-device limits
  • User needs cloud-based file generation with internet connectivity and server-side processing
  • User requires support for file types beyond the 10+ documented formats (JSON, PDF, TXT, DOCX, PPTX, XLSX, CSV, JPG, PNG, MP3, WAV, MP4, ZIP, RAR)
  • User needs ongoing updates beyond the 1-year update period included with paid licenses
Commercials

Pricing

Freemium with one-time purchase options. Free tier available. Standard plan $37 one-time with 1 year updates (1 device). Pro plan $59 one-time with 1 year updates (3 devices). View pricing