pdf-toolsCombine PDFs Without Losing Quality
Why some PDF mergers degrade your documents and how a lossless, browser-based merge keeps text selectable, images sharp, and nothing re-rendered or watermarked.
4 mins read
The GigAI Tools Blog
Guides, tips and updates on the tools you use every day: page 15 of 21.
- pdf-tools
- pdf-tools
Extract a Page Range from a PDF
Need just pages 5 to 12 of a long document? Learn how to pull an exact page range out of a PDF into its own clean file, inclusive, 1-based, and fully private.
4 mins read 
pdf-toolsExtract All Images from a PDF
Two honest ways to get images out of a PDF (rasterising each page to a picture versus extracting embedded assets) and when to use which.
5 mins read
image-toolsHow to Upscale an Image the Right Way
Enlarging a picture isn't only dragging a corner. The steps upscaling actually works, when it helps, and how to get the cleanest result from a small source.
5 mins read
video-toolsMP4 vs WebM: Which Video Format Should You Use?
MP4 or WebM? A clear, practical comparison of the two most common web video formats (codecs, file size, browser support and quality) so you can pick the right one every time.
5 mins read
seo-toolsTitle Tag Optimization: How to Write Titles That Rank and Get Clicked
A practical guide to writing title tags that rank: ideal length in pixels, keyword placement, why Google rewrites titles, and how to preview yours before you publish.
5 mins read
qr-toolsvCard QR Codes: Turn Your Business Card Into a One-Scan Digital Contact
How vCard QR codes work and how to build one that saves cleanly to any phone, the fields that matter, what to leave off, and where to put the code for real networking.
6 mins read
document-toolsCSV vs Excel: What's the Difference and When to Use Each
CSV and Excel (XLSX) both hold tabular data, but they're built for different jobs. Learn the real differences (formatting, formulas, size, compatibility) and when to use which.
6 mins read
qr-toolsDynamic vs Static QR Codes Explained: The Honest Differences
Dynamic vs static QR codes, explained without the sales pitch: what each really is, who controls the link, the trade-offs, and which one actually fits your use.
6 mins read
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