Why Your iPhone Uses HEIC (and How to Easily Convert HEIC to JPG or PNG)
HEIC is the default photo format on modern iPhones because it offers high image quality with much smaller file sizes than JPG. Apple adopted HEIC to help users store more…
PDF Color Editor – Replace Colors or Recolor Select Regions
Most PDF tools only let you change the color of the entire document. But what if you just need to recolor one word, update a logo, or swap the colors…
PDF Color Editor – Replace Colors or Recolor Select Regions
Most PDF tools only let you change the color of the entire document. But what if you just need to recolor one word, update a logo, or swap the colors…
How to Extract Every URL from a PDF in Seconds (No Code Required)
Quick summary — Stop hunting for links inside long PDFs. This tool finds every URL and hidden annotation link in seconds, shows results by page, and exports a clean CSV…
Make Your Own 3D Printed Keychain Online
3D printing isn’t just for complex prototypes or gadgets — it’s also a great way to make fun, personalized items you can use every day. One of the easiest and…
Lanyard-Slot & Keychain-Hole Name Tags: Strong Designs (Free STL Generator)
If you want a tough, clean lanyard slot name tag STL (or a tag with a keychain hole), this guide gives you exact dimensions, print settings, and attachment options that…
3D Name Tag Generator – Make Custom Text Tags for Printing
Create a personalized 3D name tag for printing—free and online. Type your name, choose a font, adjust dimensions, and export a ready-to-print STL file.
Merge Excel and PDF into One File: Online and Easy
Need to combine a spreadsheet and a PDF? Use SuperTool to merge Excel and PDF files into one organized document. Free first download. No software required.
Combine PowerPoint and Word to PDF: No Software Needed
Combine your PowerPoint and Word files into one clean PDF with SuperTool. Upload, reorder, and download. No signup required. First download is free.
Merge EPUB and PDF into One File – Free and Online
Combine your EPUB and PDF files into one clean document with SuperTool’s free online merger. First download is free. Just upload, reorder, and download.