Small, fast, genuinely useful tools that run 100% in your browser. No accounts, no watermarks, no limits — and nothing you open ever leaves your device.
Compress JPEG/PNG, convert to WebP or AVIF, and resize — in your browser, no upload.
Open →Merge, split, reorder/rotate/delete pages, images→PDF and PDF→images — all in-browser, no upload.
Open →Convert, format, validate and diff JSON, YAML & CSV — all client-side.
Open →Convert iPhone HEIC/HEIF photos to JPG or PNG — batch, in-browser, never uploaded.
Open →QR codes for links, Wi-Fi, email & more — PNG or SVG, colors, no tracking.
Open →Strong passwords & passphrases, generated locally with crypto-grade randomness.
Open →Turn any image into a full favicon package (.ico, PNGs, manifest) + HTML snippet.
Open →SHA-256/512 & MD5 of files or text — and verify a download's checksum.
Open →Remove any photo's background to a transparent PNG with on-device AI — a free remove.bg alternative.
Open →See hidden photo metadata (incl. GPS) and strip it — privacy in one click.
Open →Count, convert case, clean, sort, encode/decode — everything text.
Open →Convert HEX/RGB/HSL, build palettes, check WCAG contrast.
Open →Turn any video into a GIF — trim, fps, quality. In-browser (~30 MB engine loads once).
Open →Shrink MP4/WebM/MOV with a quality dial — in your browser, never uploaded.
Open →Convert between MP4/WebM/MOV and MP3/WAV/M4A/OGG — plus extract audio.
Open →Cut a clip from audio/video, or remove a video's audio track — locally.
Open →Pull text out of images & screenshots with on-device AI — 15 languages, nothing uploaded.
Open →Speech to text with in-browser Whisper — unlimited & private (model loads once).
Open →Built by Kaira Prime — an independent software studio by Ufuk Kazan. See the work or the CV.