Apps with 'No signup required' feature

Chrome extension automates local bookmark organization using AI analysis, processes hundreds at once, respects existing structure, and protects privacy.

Free poll and survey maker for instant group decisions — ranked-choice voting, 8 poll types, no account needed for anyone, share by link or QR, with a Slack app.

Diagraw is a free online whiteboard and diagram editor that runs in your browser — no install and no signup to start. On an infinite, hand-drawn ("sketchy") canvas you can draw diagrams, software architecture, flowcharts and mind maps, with arrows that re-route...

An all-in-one free AI image-to-prompt generator, image describer, and prompt optimizer for Midjourney, DALL-E 3, and Stable Diffusion.

A professional billing and invoicing workspace for contractors, agencies, and service businesses to generate PDFs and get paid faster.

A private sobriety tracker that counts your days, marks every milestone, and sends a little encouragement. Free, web-based, nothing public.

A month-by-month FIRE and retirement planner with Monte Carlo simulation, historical backtesting since 1871 and stress tests. Models income, expenses, assets, debts and life events.

CutOutFree removes the background from any photo instantly and locally. Drop in a JPG, PNG, or WebP file — or up to 20 at once — and the AI model processes the image directly on-device, without ever sending it to a server.

PassportPic.ai is a privacy-first, AI-powered passport, visa, and ID photo maker that runs entirely in your browser — your photo never leaves your device.

PDF Nest Hub is a free online tool for converting, merging, compressing, and editing PDFs with ease. No installation required—just upload, modify, and download your files instantly!.

JustDocz is a privacy-first desktop search app for Windows that helps you find documents by what’s inside them, not just by filename.

ButterShare is a free, web-based peer-to-peer file transfer service that lets you send files of any size directly between devices with no account, no app installation, and zero intermediate cloud file storage.

Free cross-platform 3D file viewer for STL, GLB, OBJ, STEP, IGES and more. Replaces the discontinued Microsoft 3D Viewer on Windows.

DataFrog.tools is a free, browser-based data intelligence workspace. Inspect, analyze, validate, compare, clean, and visualize CSV, JSON, Excel, XML, YAML, and SQL data — 100% locally, with no uploads, sign-up, or server involved.

Multi-agent AI platform delivers global forecasting across politics, economics, technology, and more. Analyst agents use Bayesian updates and debate models. Free to use.

Collect event photos and videos through a QR-code album with no app or account, original-quality uploads, Live Wall viewing and exports.

CryptoSwap is a non-custodial crypto swap aggregator with 3,000+ token pairs. No account, no KYC, no limits — funds go straight to your wallet.