Web apps you can install

A privacy-first PDF toolkit that runs completely client-side — merge, split, compress, rotate, watermark, sign and convert PDFs with zero uploads, zero tracking and no account.

Bundl.run is the Ninite for Mac, helping users set up their Mac in minutes. It generates a single terminal command to install selected Mac apps via Homebrew. Ideal for developers, designers, and power users, it streamlines the installation of essential tools and utilities.

Describe Image is an AI-powered web app that generates detailed descriptions, alt text, OCR, SEO copy, and image prompts from uploaded images. It identifies objects, scenes, text, and colors using advanced vision AI, serving various content creation and accessibility needs.

DeviceMetrik offers browser-based hardware and device tests for keyboards, mice, controllers, displays, touch, audio, microphones, and webcams. It provides clear measurement limits, running locally with no account required or automatic uploads. Users can check input, pixels, timing, and audio without software installation.

Instant translation between 240+ languages — type, paste, speak or upload whole documents and websites. The de-facto standard for quick translation, handling billions of requests every day.

Headline Capitalization is a free online tool designed to help users correctly capitalize titles and headlines. It supports major capitalization styles including AP, APA, Chicago, and MLA, making it suitable for articles, papers, and blog posts. The web app ensures accurate title case capitalization in seconds.

ImgMin is a free, privacy-first online image compression tool that runs entirely in your browser. It supports JPG, PNG, and WebP formats, allowing users to reduce file sizes by up to 80% without uploading images to a server. All processing is client-side, ensuring data privacy and security.

NowMeteo provides reliable weather forecasts for Italian municipalities, with hourly details and up to 15 days in advance. Users can search for a specific Italian municipality, utilize their current location for forecasts, or consult a detailed weather map of Italy within the European context. It includes forecasts for North, Central, and South Italy, Sicily, and Sardinia.

OpenFate is a web app offering free AI astrology, Bazi, and compatibility charts. It provides readings for Bazi, Ziwei, Western, and Vedic astrology, Human Design, and Sukuyo systems. Users can explore AI interpretations, six compatibility systems, daily and event timing, and oracles. It's designed for those seeking insights into life strategy.

AirDrop for every platform: devices on the same network discover each other in the browser and exchange files or messages directly, with optional paired connections across networks. Open source and free.

The Sea Glass Collection Log is a free web app for tracking sea glass finds. Users can record details like date, location, colors, and quality for each discovery. It helps collectors keep a permanent record of their finds, including rarest discoveries, with data stored locally in the browser.

Open-source file converter with no size limits and no ads — images, audio and documents convert locally on your device via WebAssembly, with only heavy video jobs touching a server.

WebFixKit provides over 50 free, local browser tools for a wide range of digital tasks. It helps creators, developers, marketers, and designers convert files, prepare campaigns, debug code, create design assets, and clean data. Processing occurs directly in the browser, ensuring privacy for your files and text.

White Screen is a free online tool that provides a fullscreen white display. It is designed for various uses, including testing displays for dead pixels, uniformity, or burn-in, or simply to provide a clean, bright backdrop in your browser. The app runs directly in the browser, offering immediate access without installation.

Send files up to 10 GB with end-to-end encryption — drop a file, get a link that starts downloading before the upload even finishes, and everything expires after 24 hours by design.

AI Baby Generator helps users create AI future baby previews by uploading parent photos. It analyzes visible facial traits to generate realistic baby portraits for fun, curiosity, and social sharing. Users can choose to generate a baby boy, baby girl, or a surprise variation. The tool also supports creating baby videos and podcast content.

Upload a photo to preview AI haircuts, bangs, fades, curls, and hair colors. This web app offers a free virtual hairstyle try-on, allowing users to see before-and-after hairstyle ideas online without signing in, making it a convenient tool for visual planning.

AI Photo Editor is an online web app for generating and editing photos using text prompts. Users can upload images, describe desired changes, and generate drafts directly in the browser. It offers a guest trial, with Google sign-in and credits for continued use. Various generation modes and models cater to different editing needs.

Vector graphics editor built specifically for SVG: a clean Illustrator-like interface whose file format is the SVG itself, with direct code inspection. Browser version with free trial tier and affordable license.

DrawGrid is a free online grid maker for artists. It allows users to add a customizable grid to any reference photo directly in their browser. Users can adjust grid size, add A1-style labels, and set color, opacity, and line thickness. The tool supports downloading gridded references or matching blank grids without requiring sign-up.

ImageToSTL converts 2D images to 3D printable STL models. Utilize AI to generate 3D objects from a single photo or use free browser tools for heightmap reliefs. It supports PNG, JPG, and WebP, allowing export to STL, GLB, or OBJ formats directly from your browser, without needing software installation.

Kling 3.0 AI Video Generator is an independent online tool that turns text prompts or still images into short cinematic video clips directly in your browser. It offers a free trial, with options to generate more videos using credits after signing in with Google.

Luna Lisa is an image generation web app featuring a VIP image model. It offers text-to-image and photo editing capabilities, allowing users to create realistic images with readable text and detailed features. A free trial is available with Spark, while the Luna Lisa model is a paid option for advanced generations.

Media Sizes is an up-to-date reference guide for social media image dimensions. It provides exact pixel sizes, aspect ratios, and safe zones for various platforms, including Facebook, Instagram, YouTube, and TikTok. Users can find dimensions for cover photos, profile images, posts, and virtual backgrounds.

Full-featured photo editor in your browser — opens and saves PSD, XCF, Sketch files. Layers, masks, filters, blend modes. A genuinely free Photoshop replacement that needs no install.

ScreenWeaver is a web-based AI production studio for screenwriters and small teams. It integrates screenwriting with visual filmmaking workflows, allowing users to write scripts, generate storyboards, and manage continuity across characters and locations. The platform supports various film formats including series, commercials, 3D animation, anime, and music videos.

CutListEngine is a free online optimizer for sheet materials like plywood, MDF, and acrylic. It generates practical sheet plans from a parts list, accounting for kerf, grain direction, and rotation. Users can compare free nesting and guillotine cutting layouts, inspect yield and waste, and export workshop-ready plans. No signup or uploads are required.

Collaborative virtual whiteboard with a hand-drawn feel. Open-source Miro/Figma FigJam alternative — real-time collaboration, offline support, and end-to-end encrypted rooms.

xAI's chatbot with real-time X integration — ask about breaking events as they unfold, generate images, use voice mode and reasoning models, in a web app that installs like a native one.

Productivity Timer is a free online tool designed to help users enhance focus and manage time effectively. It utilizes the Pomodoro Technique, offering customizable work and break intervals, multiple alarm sounds, and session tracking without requiring an account or subscription. Ideal for anyone looking to increase productivity.

AI writing toolkit best known for its paraphraser — rewrite sentences in different tones, plus a grammar checker, summariser, translator, citation generator and AI detector in one workspace.

In-browser Markdown editor that works offline, with live preview, LaTeX math, diagrams and scientific notation, plus sync to Google Drive, Dropbox and GitHub. Open source and free, it keeps documents in local browser storage.

Open-source to-do list and time tracker that lives locally — organise tasks by project and tag, track time per task, plan your day, integrate Jira or GitHub issues, and keep every byte of data on your own device.

Collaborative workspace where lists, mind maps, kanban boards and org charts are views of the same outline — with real-time editing, video calls in the sidebar, and AI agents that draft and automate.

Task manager with natural-language dates, projects, labels and filters. Syncs across web, mobile and desktop; the free tier handles up to five personal projects with recurring tasks.

WholeMeld is a web-based life organizer designed to transform scattered responsibilities, goals, deadlines, and life changes into clear priorities, practical plans, and manageable next steps. It helps users bring their whole life together by offering tools to organize what feels messy into a practical path forward.

DopeWars Online is a free browser-based multiplayer remake of the classic DopeWars / Drug Wars strategy game. Players can trade drugs across Toronto subway stations, engage in PvP combat, form cartels, and scale drug labs to build their empire. It offers a live, competitive experience for fans of the original.

Open-source chess server — completely free, no ads, no premium paywalls. Play online against humans or engines, study tactics, analyze your games with Stockfish. The best chess site on the web.

Instant free browser games — thousands of titles across action, puzzle, sports, io and two-player categories that load in seconds with no download, no account and no install.

Puzzlify transforms your photos into private digital jigsaw puzzles playable in the browser. Choose a photo, select piece count, and share a private link for guests. It's ideal for personalizing moments, creating unique digital gifts, or engaging friends and family with a custom challenge. The app offers a free preview before publishing.

Soul Virtues Extractor is a free 66-question web application designed to help users discover their primary Soul and explore seven virtue signals. It generates a shareable result card based on individual choices, offering insights into traits like Determination, Bravery, and Justice. The app provides a quick "Party Match" option for a faster experience.

WordlyPlay is a free competitive word puzzle game offering real-time multiplayer battles, daily challenges, and unlimited play. Players guess a hidden 5-letter word in 6 attempts, challenging friends or competing globally. It's designed for word game enthusiasts seeking engaging puzzles and vocabulary learning.

Claridad offers guided meditation and mindfulness in Spanish to help users reduce anxiety, stress, and improve sleep. It provides short, guided sessions, a clear path for practice, and a workbook to integrate meditation into daily life. Users can start with a structured course and then explore specific sessions tailored for various needs.

Helfer is a web app designed to help users track their workouts. It encourages consistent exercise by prompting users to complete their workouts today, rather than postponing them. The app serves individuals looking for a simple tool to manage their fitness routine.

Programmable weightlifting tracker: build or import progressive programs in a simple scripting language, track sets in the gym, and let progression rules auto-adjust weights. Open source and free.

The SAVOR Method™ is a web-based wellness platform designed for individuals seeking to integrate healthy habits into their daily lives. It focuses on a holistic approach, supporting users with mindful practices, movement, and meal planning. This app provides a seamless and supportive experience for improving body appreciation and overall well-being.

Open-source workout builder with a soul — pick muscle groups and equipment, get exercises with video demonstrations, assemble sessions and track progress; community-revived and free forever.

Zyklus & Eisprung is a period tracker and ovulation calculator that helps users track their menstrual cycle and calculate fertile days. It offers cycle prognosis and identifies the fertile window, providing a private and free solution for monitoring reproductive health in the browser.

Decentralized, open-source social network made of independently run servers that federate via ActivityPub. Chronological feeds, no ads, strong community moderation; mastodon.social is the flagship instance.

Visual discovery engine for ideas — search billions of images and pins for recipes, home decor, outfits and design inspiration, then save them to your own themed boards.

Questions Generator provides over 3,000 random questions for conversation starters, ice breakers, and getting to know people. It offers various categories, including deep, funny, and relationship-specific questions. Users can generate, save, and manage questions, with features like an answer timer and player picker for interactive use.

Repostit is a web-based automation tool designed for social media reposting and content repurposing. It helps users manage and automate the sharing of content across various social media platforms, streamlining their content strategy and presence online.

Browser client for WhatsApp — mirror your phone's chats on a computer by scanning a QR code. Send messages, voice notes and files with a full keyboard, no extra account needed.

The real-time public conversation — follow breaking news, niche communities and public figures, post text, images and video, and use Communities and Spaces live audio from any browser.

Unified, searchable API documentation for hundreds of languages and frameworks in one fast interface, with offline support and fuzzy search. Free and open source, maintained by freeCodeCamp.

Google's free developer playground for the Gemini API — prototype prompts against the newest models, tune parameters, stream live video conversations, then export working code with a free API key.

Open-source API client in the browser: REST, GraphQL, WebSocket, SSE and MQTT requests with collections, environments and team workspaces. A lightweight alternative to Postman with a free tier.

Google's image compression tool — compare formats (WebP, AVIF, MozJPEG) side by side with live quality sliders. All processing is client-side, so images never leave your machine. A must-have for web developers.

Visual Studio Code running entirely in the browser at vscode.dev: open local folders via the File System Access API or GitHub repos, with extensions, themes and settings sync. Free.

Chesscore is AI-native management software for chess academies, clubs, and coaching providers. It replaces spreadsheets and WhatsApp groups with a unified system for batches, schedules, attendance, and fee collection. An AI copilot drafts game reviews, progress reports, and parent messages, all from your records, with human approval for every send.

Diagrflow helps researchers create journal-ready PRISMA 2020 flow diagrams directly in the browser. It generates diagrams from systematic-review counts, offering SVG and PNG export without watermarks. This web application is designed to streamline the visualization process for educational and research purposes.

Gamified language learning across 40+ languages: bite-sized lessons, streaks, leagues and spaced repetition. The free tier includes the full course content with ads and limited hearts.

GeoSolver acts as a Geoguessr AI coach and AI image location finder. Upload a photo, screenshot, or Geoguessr round to discover where it was taken from visual clues, reasoning, and map-ready location evidence. It helps users learn geographic clues.

Zlomko is an educational web app designed for children in grades 4-6 to practice fractions and decimals. It offers visual, interactive rounds with varying topics and modes, including calm and timed options. Users can practice concepts like equivalent fractions, comparing fractions, and position on a number line.

FaultExpert Mobile Office is a local-first invoicing and job paperwork app designed for industrial and mobile repair technicians. It enables users to create invoices, quotes, and sales orders directly from their truck, with features like PDF invoices with signatures and photos, and QuickBooks export. Data is stored on your device, ensuring privacy and local control.

National interactive mapping platform combining parcel data across 17 states and Washington, DC with 30+ regulatory overlays including FEMA flood zones, wetlands, EPA environmental sites, and stream buffers. Features environmental risk scoring, tax sale calendar aggregation, ASTM radius reports, net buildable area calculations, and normalized zoning data for California and Oregon. Built for tax-lien investors, environmental consultants, developers, and planners.

nERP is a decentralized ERP platform designed for managing business operations. It provides tools for data management, access control, and group administration, suitable for various organizational needs. Users can control data access, manage groups with specific permissions, and perform key rotations for enhanced security.

PaycheckForge provides free 2026 paycheck, payroll, and tax calculators for the United States. It helps users estimate their take-home pay by applying current federal and state income tax rules, including federal brackets and the Social Security wage base for all 50 states and DC. The web app operates entirely in your browser with no sign-up required.

SurfaceScan is an AI Exposure Intelligence platform offering continuous external attack surface management (EASM) and cloud security posture management (CSPM). It discovers and monitors internet-facing assets, maps attack surfaces, and identifies critical vulnerabilities for enterprises, including shadow AI and application sprawl.

Lynx converts music links between Spotify, Apple Music, and YouTube Music. Paste a link from one service, and Lynx finds and provides matching links for the other platforms. It's designed to help users share music across different streaming services seamlessly.

Spotify's full player in the browser: search, playlists, podcasts, and synced playback across devices via Spotify Connect. The ad-supported free tier streams the complete catalog.

spotmp3 is a web app for downloading Spotify tracks, albums, or playlists as MP3 files. It converts Spotify links into 320 kbps MP3s with embedded ID3 tags and cover art, directly in your browser. No account or installation is required, and users can preview tracks before downloading.

Google's music streaming service in the browser — official tracks, albums, live versions, remixes and the entire YouTube catalogue of covers and rarities, free with ads or ad-free with Premium.

Faceswapai is an AI-powered web app for face swapping in photos, group photos, videos, and GIFs. It also offers smart image editing and 4x image upscaling directly in your browser. Designed for casual users, social media creators, and meme-makers, it allows for creative image manipulation.

Pic Collage Maker is a free online tool for creating professional photo collages, grids, and long images. It offers over 20 templates, including nine-grid, magazine-style, and movie screenshot layouts. The app processes images locally in the browser, ensuring 100% privacy without uploads, and supports drag-and-drop editing.

Generate random pictures from curated collections of high-quality images. The Random Picture Generator offers over 1,000 photos, including theme-specific options like dragons, lions, and national parks, suitable for personal or commercial use. All images are free to use with no attribution required.

Split Image is an online web app for dividing images into a grid. It's designed for creating visually appealing layouts for social media platforms like Instagram or for printing purposes, helping users arrange large images into smaller, manageable sections.

Bucketlist helps users discover, plan, and realize their dream experiences and goals. It offers ideas for travel, adventure, nature, sport, and culture, enabling users to build a personal list, find planning options, and share their moments. The platform supports exploration of both local and worldwide destinations.

Is It Open Today helps users quickly check if their favorite stores, restaurants, and businesses are open right now. It provides updated hours for over 88 popular retailers, allowing users to find information by store, category, or day of the week, including holiday updates.

Kinwyn helps US households find their next home together. It provides a shared shortlist to compare homes, add ratings and comments, and track tasks. Users can add addresses or share links, access mortgage and affordability calculators, and manage move costs. It's designed for families making joint home-buying decisions.

The FT's app.ft.com web app — global business, finance and politics journalism in a fast reader with offline article caching, myFT topic following and portfolio tools for subscribers.

PressPlayed is an RSS and news reader that converts full articles into continuous audio. It allows users to follow specific subjects across multiple publishers or select trusted sources, providing a personalized audio briefing for staying informed without scrolling.

GetMotionTransfer is an AI dance video generator that allows users to create animated dance videos from a character image and a dance reference video. It applies AI motion control to transfer movements, enabling characters to follow the actions of a reference video, suitable for various creative applications.

MiniMax H3 is an independent web-based AI video generator that transforms text or still images into short video clips. It leverages the MiniMax H3 multimodal video model to create 768p MP4 output, supporting various aspect ratios for diverse creative needs.

Qué Comer Hoy is a web app that helps you decide what to cook daily using your current pantry items. It plans weekly meals, generates shopping lists, and guides you through recipes step-by-step. The app learns your preferences to prioritize suitable dishes, aiming to reduce food waste and simplify meal planning for home cooks.