Best Client Side Tools & Apps (2026)
12 products tagged Client Side, ranked by community upvotes.
CropGuide
Client-side image cropping, compression and validation before upload.
Nanofile
Compress files client-side — no uploads, no accounts, works offline
STRICH Barcode Scanning SDK
JavaScript SDK for fast, real-time barcode & QR scanning in web apps
Palettr
Free client-side color tools: pick colors, build palettes, check contrast, and generate gradients
PdfCompare
Compare PDFs locally in-browser with 100% client-side privacy
3D Converter
Free, private in‑browser 3D model converter for common mesh and scene formats
UNPK
Open and extract ZIP, RAR, 7Z, ISO, TAR and 13+ formats in-browser — no upload or install.
Blurfaces
Blur faces in photos and videos locally with automatic detection and private sharing.
Oddjobby
Free in-browser PDF, image and UK money calculators with local (no-upload) processing
Handy Yoke
Merge PDFs, convert images and calculate Irish take-home pay — files stay on your device.
Gltftostl
Convert glTF/GLB scenes to STL directly in your browser — files stay on your device.
Private Toolkit
Convert images, video and text in-browser — nothing is uploaded.
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