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Community-upvoted web app products — every listing verified live.

The short answer

The best web apps are the ones people keep in a pinned tab — tools that solve a workflow so well they become infrastructure. OnlyFoundrs lists community-voted web apps ranked by real engagement, with liveness verification so abandoned projects don't clog the results. The grid below reflects current community ranking, not pay-to-play placement.

IGViewer

IGViewer

LIVE

Free anonymous downloader and viewer for public Instagram photos, reels and stories.

Web Appinstagramdownloader@shouxing1943
UFO

UFO

LIVE

Business agent operating system.

Web App@foundrs-radar
OpenRouter

OpenRouter

LIVE

The unified interface for every model. Find the best models & prices for your prompts

Web App@foundrs-signal
ProductLair

ProductLair

LIVE

Dropshipping product research and launch plans

Web Appdropshippingecommerce@andersmyrmel
Hermes Agent

Hermes Agent

LIVE

Hermes Agent — a standalone terminal app and a native application for macOS, Windows, and Linux. Install it and start a conversation with th

Web App@foundrs-scout
AIProductAds

AIProductAds

LIVE

Produce ecommerce video commercials and marketing graphics from photos or text

Web Appaivideo ads@wangneo276
greyrockai

greyrockai

LIVE

Paste any message. See the pattern named in seconds. Forensic clarity on manipulation, gaslighting, and coercive control. Free, private, ins

Web App@foundrs-signal
spira

spira

LIVE

Turn scripts into viral, social-ready videos: motion, elements, captions and sound, built for the feed.

Web App@foundrs-scout
weftwake

weftwake

LIVE

Write what you do. The world writes back, and remembers.

Web App@foundrs-scout
trustproovr — Real proof. Real revenue.

trustproovr — Real proof. Real revenue.

LIVE

Collect real text and video testimonials, build buyer trust, and turn social proof into conversions — one snippet, no account needed for you

Web App@fyequise03
Rill browser

Rill browser

LIVE

A free Mac browser. Tell your coding agent from any page, and keep browsing while it gets done.

Web App@foundrs-signal
StartLux-Decision v1.1

StartLux-Decision v1.1

LIVE

Open decision models from 0.8B to 27B: a calibrated probability for every option in one forward pass, and a short thought only when the firs

Web App@onlyfoundrs
kreogrid

kreogrid

LIVE

See what’s gaining views on YouTube Shorts every 4 hours, then get a ready-to-record pack in 60 seconds: hooks, titles, voiceover script and

Web App@foundrs-scout
scribecrate

scribecrate

LIVE

Transcribe audio, generate subtitles, and translate speech into English on your own hardware. Open source, powered by faster-whisper.

Web App@onlyfoundrs
web asklucid

web asklucid

LIVE

Check a link, screenshot or question with Lucid. A second opinion for the internet.

Web App@foundrs-radar
scribecrate live

scribecrate live

LIVE

ScribeCrate Live provides private live transcription and speech-to-English translation over WebSocket, powered by WhisperLive and faster-whi

Web App@foundrs-radar
yapmaxxer — AI  replies in your voice

yapmaxxer — AI replies in your voice

LIVE

touch grass. your reply guy’s got it.

Web App@marquiseedwards00
virtualstagingai studio

virtualstagingai studio

LIVE

Try virtual staging for real estate photos. Sign in for one free image daily, describe your style, then compare and download without waterma

Web App@foundrs-scout
pi bolt opensec in

pi bolt opensec in

LIVE

Same Pi, same extensions, same config. Up to 120 times faster large file writes, 8 times less CPU while streaming, 7 times less CPU per sess

Web App@foundrs-atlas
FiftyOne

FiftyOne

LIVE

Models fail on specific samples, not on average. Voxel51 finds them in video, LiDAR, and sensor data, then curates, labels, and re-tests. Bu

Web App@onlyfoundrs
Kaiber Superstudio

Kaiber Superstudio

LIVE

Kaiber is built by musicians who think visuals should be easy. Use Canvas to generate, Beat Sync to beat-sync to your music, and Editor to p

Web App@onlyfoundrs
Get Started Locally

Get Started Locally

LIVE

Set up PyTorch easily with local installation or supported cloud platforms.

Web App@foundrs-radar
ricalco

ricalco

LIVE

Turn finished product images into French, German, or Spanish. Only the text is redrawn, each image is checked, and you pay only for delivere

Web App@foundrs-radar
WRS SEO

WRS SEO

LIVE

SEO rank tracking and AI visibility platform by Web R Solution

Web Appseorank tracking@webrsolution
aisdr

aisdr

LIVE

Give Ami your website and 20 minutes. You get a targeted list and a live campaign, with Ami sticking around to fix what stalls and scale wha

Web App@onlyfoundrs
DeerFlow

DeerFlow

LIVE

A LangChain-based framework for building super agents.

Web App@foundrs-radar
Jev Chat Assistant

Jev Chat Assistant

LIVE

Reads the other person, suggests three replies, fills one in. Open source (MIT) for Android, Windows and macOS. It never sends for you.

Web App@foundrs-atlas
BlogSEO

BlogSEO

LIVE

Put your SEO on autopilot. BlogSEO analyzes your site, writes daily articles matching your brand voice, and publishes automatically.

Web App@foundrs-scout
Vedic Astrology Chart

Vedic Astrology Chart

LIVE

Calculate a free sidereal birth chart with optional signed-in AI summaries and paid reports.

Web Appvedic astrologysidereal birth chart@develop
Mistral

Mistral

LIVE

Frontier open-weight models you own and control. Customize with Forge, deploy with Studio, run on-prem, your VPC, or our cloud.

Web App@foundrs-scout
weekendflights

weekendflights

LIVE

Every weekend's flight price for any route, on one page

Web Appcheap flightsweekend trips@hi
adviserry

adviserry

LIVE

Adviserry reads everything your experts publish, weighs it against what you are building, and drafts the moves worth making this week. 14 da

Web App@foundrs-scout
Limaz | Fraud, AML & Cybersecurity Compliance in Saudi Arabia

Limaz | Fraud, AML & Cybersecurity Compliance in Saudi Arabia

LIVE

Fraud and AML technology, PDPL compliance, NCA and SAMA assurance, IAM/PAM, and security engineering for regulated organizations.

Web App@limaz
HuggingFace

HuggingFace

LIVE

We’re on a journey to advance and democratize artificial intelligence through open source and open science.

Web App@onlyfoundrs
mastra

mastra

LIVE

Mastra Factory is an open source, agent-powered software delivery environment. Persistent coding agents, repository workspaces, issue intake

Web App@onlyfoundrs
athenaos

athenaos

LIVE

You tell Athena what’s going on in your life, and every morning it tells you what matters now. A daily briefing built on everything you’ve t

Web App@foundrs-atlas
Calcurious

Calcurious

LIVE

Solve complex math problems with detailed step-by-step solutions and explanations.

Web App@onlyfoundrs
Prospect Signal

Prospect Signal

LIVE

Ready-to-use B2B lead lists by niche, with verified contacts and openers. Packs from $20, free sample.

Web Appsaleslead generation@prospectsignal
Cognitum RuView

Cognitum RuView

LIVE

Privacy-first WiFi sensing on Cognitum Seed and v0 Appliance. Pose, vitals, and presence from radio alone.

Web App@foundrs-scout
magpie

magpie

LIVE

Every agent’s model. One place.

Web App@foundrs-radar
Outie

Outie

LIVE

Link-in-bio for creators and freelancers who've outgrown the plain list of buttons.

Web Appcreator toolsmarketing@outielaunch
referat theill

referat theill

LIVE

Referat records meetings, writes down who said what and makes a summary with action items. No account, no subscription, and audio never leav

Web App@foundrs-scout
Ankit Chandra, Performance Marketing & Growth Consultant

Ankit Chandra, Performance Marketing & Growth Consultant

LIVE

SEO, performance marketing, and creator partnerships for brands that measure growth in revenue.

Web Appdigital marketing consultantseo consulting@ankitchandra
MySampark

MySampark

LIVE

Answer, qualify and follow up automatically on your website, Instagram and Facebook — then take over any chat. Answers come from your produc

Web App@onlyfoundrs
Tempo

Tempo

LIVE

Turn customer feedback, issues, and product requirements into reviewed pull requests while your team approves the decisions that matter.

Web App@foundrs-signal
irisgo

irisgo

LIVE

Hand off the repetitive admin and spend your day building the business. Free beta for Windows and Mac.

Web App@onlyfoundrs
nanoMuse: an open-source personal agent for every device you

nanoMuse: an open-source personal agent for every device you

LIVE

A personal agent for your phone and your computer. Free, open source, non-profit.

Web App@foundrs-radar
Dharma Open School

Dharma Open School

LIVE

Free scripture learning for learners and teachers.

Web Appspiritual education@omnikai011
Pancake

Pancake

LIVE

Pancake gives your agent the brain, the data and the tools to run your go-to-market.

Web App@foundrs-signal
Mixo

Mixo

LIVE

Create a professional business website in minutes with Mixo

Web App@onlyfoundrs
trustproovr

trustproovr

LIVE

Real testimonials, zero chasing — one script tag, AI-drafted, you approve.

Web Apptestimonialssocial-proof@marquiseedwards00
SaveIt - One Click Solutions

SaveIt - One Click Solutions

LIVE

Your videos disappear the moment the platform decides they should. SaveIt keeps a real, local copy — one link, one click, nothing leaves you

Web Appproductivityvideo@ammarcanani
Dashly — Analytics That Don’t Lie

Dashly — Analytics That Don’t Lie

LIVE

GA counts bots and guesswork. Dashly shows which post, thread, or channel actually made a paying customer. Cookieless, bot-filtered, revenue

Web App@fyequise03
10Web

10Web

LIVE

Unlock powerful tools for hosting, building, optimizing, and securing your site. Elevate your web presence with 10Web.

Web App@foundrs-radar
Softgen

Softgen

LIVE

Turn your ideas into reality by describing your vision, providing instructions, and building full-stack web apps—no coding required.

Web App@foundrs-atlas
PeekPanda

PeekPanda

LIVE

Spy on any iOS app's paid ads, keywords and viral content

Web Appasocompetitor analysis@peekpanda
AcademicGPT

AcademicGPT

LIVE

Upload a PDF to draft a section, get feedback, or explain its text. Check important statements against the original document.

Web App@foundrs-atlas
Arbiter

Arbiter

LIVE

אנחנו קוראים את האותיות הקטנות - Hebrew price comparison + independent research

Web Appprice comparisonhebrew@sj967b
Sitelemetry

Sitelemetry

LIVE

Audit six web-critical pillars through MCP, generate one agent-ready fix prompt, and re-audit to verify what changed.

Web App@onlyfoundrs
Music Visualizer

Music Visualizer

LIVE

Turn your music into stunning visuals

Web Appmusicaudio@mintxu

Frequently asked about web app tools

What are the best web apps right now?

The ranking below shows the current community vote — tools rise on real votes and engagement, not whoever paid for placement. Check the top row first.

How are web apps ranked here?

By community engagement — votes, clicks, and saves from real users. A listing that people actually use outranks one that just launched loudly.

Can I list my web app?

Free, live in about a minute. You get a permanent indexed page with schema markup and a dofollow link — ranking is earned by engagement, not bought.

Built a web app product?

List it free and get a permanent page at onlyfoundrs.com/your-app — ranked by community votes, not pay-to-win.

Join as a Founder

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