LEARN
Real numbers, format comparisons and practical answers for everyday file tasks — each guide connects directly to the free tools that do the job.
Aug 24, 2026 · 2 min read
Why 4 random words beat P@ssw0rd!23 — the math of password strength, how to build passphrases that stick, and the 3 rules that actually protect you.
TOOLS: Password Generator · Password Strength Checker
Aug 24, 2026 · 3 min read
The right image dimensions for Instagram, Facebook, YouTube, TikTok, LinkedIn, X and Pinterest — plus format and file size tips that keep posts sharp.
TOOLS: Image Resizer · Image Compressor / Resizer · JPG / PNG / WebP Converter · Image Cropper
Aug 24, 2026 · 2 min read
Attachment limits per provider, what to do when your PDF does not fit, and the compression-first workflow that solves 90% of cases.
TOOLS: PDF Compress · PDF Split / Extract Pages · PDF Merge · Remove Pages from PDF
Aug 24, 2026 · 2 min read
High Efficiency vs Most Compatible: what each iPhone camera format really costs in storage, quality and compatibility — and the smartest setup.
TOOLS: HEIC to JPG Converter · EXIF Viewer & Remover · Image Compressor / Resizer · Image Resizer
Aug 20, 2026 · 3 min read
Why iPhones shoot HEIC photos, how HEIC compares to JPG in size and quality, which devices open it — and how to convert safely.
TOOLS: HEIC to JPG Converter · EXIF Viewer & Remover · Image Resizer · Image Compressor / Resizer
Aug 20, 2026 · 3 min read
PNG or WebP? Compare compression, transparency, browser support and real-world file sizes — and learn exactly when each format wins.
TOOLS: PNG to WebP Converter · WebP to JPG Converter · Image Compressor / Resizer · JPG / PNG / WebP Converter
Aug 20, 2026 · 3 min read
What actually makes a PDF heavy, how much compression really reduces (with realistic numbers by document type), and what to do when it is not enough.
TOOLS: PDF Compress · PDF Split / Extract Pages · PDF Merge · Images to PDF