Blog

Short, practical guides on converting files without losing quality — written by the team shipping the conversion tools you're reading about.

Comparisons

We line ourselves up against the named alternatives — including where they win. No cherry-picked wins, no hidden gotchas.

FireConvertApp vs remove.bg
Free, browser-local AI cutout vs the paid cloud incumbent.
FireConvertApp vs iLovePDF
Free unlimited PDF toolkit vs the freemium PDF leader.
FireConvertApp vs Smallpdf
50 conversions/day free vs Smallpdf's 2-task daily wall.
FireConvertApp vs CloudConvert
Flat-rate pricing + bundled AI vs a credit-metered API.
FireConvertApp vs Zamzar
Instant in-browser conversions vs email-delivery freemium.
FireConvertApp vs Convertio
50/day free vs the 10-min/day wall-clock meter.
FireConvertApp vs Adobe Acrobat
A free everyday-tools complement to Acrobat Pro.
FireConvertApp vs online-convert.com
Ad-free flat-rate vs the ad-heavy freemium incumbent.
FireConvertApp vs Squoosh
Batch + format breadth alongside Google's single-image tuner.
FireConvertApp vs TinyPNG
75× the free volume vs TinyPNG's 20-images/month cap.
FireConvertApp vs PDF24 Tools
Bundled AI + non-PDF breadth vs the deep PDF-only suite.
FireConvertApp vs XnConvert
Zero-install web vs the offline desktop batch converter.

Blog

Comparisons

Guides & tutorials

Crop image online free — aspect ratios, social media presets, batch workflow

Convert AVIF to JPG — what it is, why sites serve it, and the legacy-tool problem

Convert SVG to PNG — vector to pixels, DPI, and the file-size scaling law

Convert PDF to Excel — table detection, OCR for scans, and the merged-cell trap

How to OCR a PDF — make a scanned PDF searchable, accurately

Password protect a PDF — what encryption can and can't actually stop

Convert HEIC to JPG on Windows 11 — without paying $0.99 for the extension

Convert multiple PNGs to one PDF — page size, margins, lossless embed

Convert JPG to PNG with transparency — why it doesn't work the way you think

What is HEIC? Apple's image format, the compatibility cost, and when to convert

What is WebP? Google's image format, lossy and lossless, and the WebP-to-JPG question

What is AVIF? The AV1-based image format, royalty-free, and the future of web images

Convert RTF to PDF — the legacy format that survived Word, the web, and time

Convert ODT to DOCX — LibreOffice meets Microsoft Word, fidelity tradeoffs

Convert EPUB to MOBI — send-to-Kindle, cover art, and the AZW3 alternative

Convert XLSX to CSV — multi-sheet workbooks, encoding, and the formula problem

Convert CSV to XLSX — auto-typing pitfalls, ZIP codes, and large-file performance

Convert JSON to CSV — flat arrays, nested objects, and the flattening strategy

Convert Markdown to HTML — flavors, tables, and the YAML front-matter case

Convert YAML to JSON — comments, the Norway problem, and developer config files

Convert XML to JSON — attributes, namespaces, CDATA, and the round-trip problem

Convert CR2 to JPG — Canon's RAW format, embedded previews, and full demosaic

Convert NEF to JPG — Nikon's RAW format, 12-bit vs 14-bit, and lossless compression

Best free PDF tools in 2026 — an honest scorecard

Best image converters in 2026 — a scorecard across 6 tools

Instagram image sizes 2026 — square, portrait, stories, reels

Photographer's RAW-to-web workflow — cull, edit, export, resize, compress, ship

Podcaster's audio workflow — record, master, export to MP3, upload

Remove background from a logo — alpha precision, white-vs-transparent

Convert WAV to MP3 — bitrate math, the "CD quality" myth, and when to stay uncompressed

Convert FLAC to MP3 — when to compress your lossless library (and when not to)

Convert M4A to MP3 — the honest answer is usually "don't," but here's when you have to

Merge PDF files — order, bookmarks, form fields, and the file-size math

Convert TIFF to JPG — print-archival format meets the web

Remove EXIF metadata from a photo — GPS, camera serial, and what platforms actually strip

Convert an image for WhatsApp — sweet-spot size, quality, and Document mode

Convert AAC to MP3 — quality-per-bitrate, iTunes, and when compatibility wins

Convert MP3 to WAV — the counterintuitive direction, DAW imports, and file-size math

Convert AVI to MP4 — when remux works, when re-encode is forced

Convert WMV to MP4 — the Windows-legacy video escape hatch

Convert MKV to MP4 — container swap, subtitles, and multi-audio reality

Compress video for email — hit Gmail's 25 MB cap without wrecking quality

Why HEIC photos show as gray thumbnails on Windows (and 3 honest fixes)

PDF too large to email — attachment limits, diagnosis, and honest fixes

AVIF vs WebP vs JPEG — matched-quality size, encoder speed, and browser support in 2026

PNG vs JPG — a decision tree, file-size math, and when each wins

MP4 vs MOV vs WebM — container vs codec, compatibility, and the right pick

Extract audio from video — extract vs convert, bitrates, and multi-track MP4s

Convert Word to PDF — fonts, tables, tracked changes, and PDF/A

Resize an image — aspect ratio, fit modes, and the math nobody explains

Reduce PDF file size — when your PDF is too large to send

Compress JPEG without losing quality — the honest guide

Convert HEIC to PNG — the Windows-friendly, lossless way

Convert WebP to JPG — lossy vs lossless, transparency, and when not to

Convert JPG to PDF — page size, margins, and the decisions that actually matter

Convert MOV to MP4 — fast remux, honest re-encode (when you need it)

Convert PNG to JPG — the honest guide (quality, transparency, batch)

Upscale an image without losing quality — AI, in your browser, free

Remove background from image — free, no sign-up, runs in your browser

MP4 to MP3 in your browser — no upload, no watermark

How to actually compress a PDF (and why most tools can't)

How to convert HEIC to JPG without losing quality