Laser Photo Prep: EngravePrep

Wood, Slate, Glass & Acrylic

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

Turn a phone photo into engraving-ready dots. EngravePrep converts ordinary photos into exactly sized, one-bit PNGs for laser engraving. Choose the surface, compare the actual dot pattern, protect important detail, and export into the software you already use. TRY YOUR OWN PHOTO FREE • Import from Photos, Files, or Camera • Use every crop, tone, material, dither, and size control • Inspect the processed result before you pay • Unlock personal full-resolution exports once. No subscription. PREPARE FOR THE SURFACE Built-in starting points for: • Light wood • Dark slate • Glass and acrylic • Coated metal • Manual control for other engravable surfaces CHOOSE THE DOT PATTERN Compare Floyd–Steinberg, Jarvis–Judice–Ninke, Stucki, Atkinson, Bayer, and threshold processing at the same output size. CONTROL THE FILE • Pinch, drag, and twist to crop and straighten • Exposure, gamma, contrast, black point, white point, and sharpening • Inches or millimeters, selectable DPI, exact pixel dimensions, and upscale warnings • Before/after comparison and true 1:1 pixel inspection • Optional on-device background removal • Local saved projects and reusable presets • Free six-mode dither test strip for scrap testing PRIVATE AND HARDWARE-NEUTRAL Your photos are processed on your device. EngravePrep requires no account, uploads no photos, contains no ads or analytics, and connects to no laser. Export through the iOS share sheet, then import the PNG into your existing laser workflow. EngravePrep prepares image pixels; it does not provide machine power, speed, frequency, focus, ventilation, or material-safety settings. Always test on scrap and follow your laser manufacturer’s safety instructions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Ratings & Reviews

  • 5.0
    out of 5
    1 Ratings

Added a thoughtfully timed App Store rating prompt after successful paid exports, plus a Rate EngravePrep link in About.

Version 1.2

The developer, Willow Glen Equity LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • Willow Glen Equity LLC
    Size
    • 7.3 MB
    Category
    • Graphics & Design
    Compatibility
    Requires iOS 17.0 or later.
    • iPhone
      Requires iOS 17.0 or later.
    • iPad
      Requires iPadOS 17.0 or later.
    • Mac
      Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2026 Willow Glen Equity LLC
  • Developer Website
  • Privacy Policy

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