21 articles · updated regularly

Guides for converting, compressing and working with your files.

Practical, no-nonsense write-ups on PDF, image, video and data conversion, written by the team building the tools, with links straight to the tool that does the job.

PDF

36 PDF Tools in One Browser Tab: What Slaytic Converter Can Do

An overview of all 36 PDF tools on Slaytic Converter, organized into six categories, and why every one of them runs locally in your browser.

July 8, 20265 min read
Privacy

What Is WebAssembly? (And Why It Makes Your PDF Processing Safer)

A plain-language explanation of WebAssembly, the technology that lets a browser process a PDF locally without ever uploading it to a server.

July 7, 20265 min read
PDF

Free PDF to Word: The Complete Comparison of Tools That Don’t Need an Account

An honest comparison of the main free, no-account PDF to Word tools, including where your file actually goes during conversion.

July 6, 20266 min read
Privacy

5 Reasons Lawyers and Freelancers Are Switching to Browser-Based PDF Tools

Lawyers and freelancers both routinely handle documents that are not theirs to expose. Here are five concrete reasons both groups are moving to local-processing PDF tools.

July 5, 20266 min read
PDF

iLovePDF vs Slaytic Converter: Which Is Safer for Confidential Documents?

An honest, feature-by-feature comparison of iLovePDF and Slaytic Converter, focused on the one structural difference that matters most for confidential documents.

July 4, 20266 min read
PDF

The Best Free PDF Tools for Students in 2026

An honest roundup of the genuinely free PDF tools worth using as a student in 2026, what each is best for, and where privacy actually matters.

July 3, 20266 min read
PDF

How to Convert Word to PDF in Seconds (And Keep Your Fonts)

The fastest ways to convert Word to PDF correctly, how to keep your fonts intact, and the one export setting most people skip.

July 2, 20265 min read
PDF

Why Does My PDF Look Different After Converting to Word?

The technical reasons fonts, tables, images, and columns shift when converting PDF to Word, and the specific fix for each one.

July 1, 20266 min read
PDF

How Students Can Convert Scanned Notes to Editable Text for Free

A student-focused guide to using OCR to turn scanned readings and photographed notes into searchable, editable text, plus tips for better accuracy.

June 30, 20265 min read
PDF

How to Convert PDF to Word Without Losing Formatting

Why formatting breaks when converting PDF to Word, and how to get a clean, editable Word file every time, whether your PDF is text-based or scanned.

June 28, 20265 min read
PDF

How to Redact a PDF for Free (Without Sending It to a Server)

True redaction permanently removes sensitive data rather than just covering it visually. Here is how to redact a PDF correctly, without ever uploading the unredacted file.

June 26, 20264 min read
PDF

How to Merge PDFs Without Uploading Them: A Complete Guide

A complete walkthrough of merging PDFs entirely inside your browser, with no server upload at any point, plus when this matters most.

June 24, 20264 min read
PDF

How to OCR a Scanned PDF Without Uploading It Anywhere

Turn a scanned PDF into searchable, editable text without sending the file to a server. Here is how browser-based OCR works and how to get accurate results.

June 22, 20264 min read
Privacy

The Only PDF Toolkit That Never Touches Your Files: Here’s How It Works

Most PDF tools upload your file to a server, process it, and send back a result. Here is how Slaytic Converter processes every file locally instead, and why that matters.

June 20, 20265 min read
Privacy

Why You Should Never Upload Sensitive PDFs to Online Tools

Most free PDF converters upload your file to a server before processing it. Here is what actually happens to that file, and what to use instead for anything sensitive.

June 18, 20264 min read
PDF

How to Compress a PDF Without Losing Quality

A practical guide to shrinking PDF file size while keeping text sharp and images readable, using a free tool that runs entirely in your browser.

June 15, 20265 min read
Image

How to Convert HEIC to JPG for Free (No App, No Upload)

iPhone photos save as HEIC by default, and plenty of sites still reject the format. Here is how to convert HEIC to JPG free, entirely in your browser.

June 1, 20264 min read
Video

How to Compress a Video for Email (Free, In Your Browser)

Most email providers cap attachments at 25MB, and phone videos blow past that in seconds. Here is how to shrink a video below the limit for free.

May 20, 20264 min read
File Conversion

CSV vs JSON vs XML: Which Format to Use (and How to Convert)

CSV, JSON and XML all carry structured data but suit different jobs. A plain-language breakdown of when to use each, and how to convert between them free.

April 22, 20266 min read
PDF

How to Merge PDF Files Into One Document, Free

Combining several PDFs into one file is one of the most common document tasks. Here is how to do it free in your browser, with no upload and no watermark.

March 18, 20263 min read
Privacy

Why Browser-Based File Tools Are More Private Than Uploading to a Server

Most free online converters upload your file to a server. Here is what that means for your data, and why local, in-browser processing is a categorically different privacy model.

February 10, 20265 min read

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