Health & Fitness
AI chatbot calorie tracker
A new type of calorie tracker. AI chatbot. top 1% of this category makes avg. $4m / month. prompt & strategy below ↓
212 startup ideas from X's best builders, sorted so you don't have to dig.
Marketplaces & ServicesLong-game
Matching lottery-rejected runners with charity marathon entries
Connects runners who missed the marathon lottery with unfilled charity bibs.
Fintech & Investing
Exit-valuation dashboard for trade contractors
Shows roofing and trade business owners what their company is worth and what to fix before they sell.
B2B & SaaS
Scan AI startups for unclaimed .si domains
Scan every startup in YC's batch for their .si domain for context: Trump started calling AI "super intelligence" and .si registrations went vertical overnight now run that scan on EVERY AI startup out there. thousands of founders haven't…
AI & Agents
One-shot intent layer that removes the prompting barrier between you and AI
If ai is now so intelligent that it's literally named super intelligence but still if you are not able to produce what you want get the desired results then the barrier is between what you want and the ability to communicate that stuff to…
B2B & SaaS
Always-on AI ad team that watches and iterates on your ads
Higgsfield just showed what an always-on creative crew looks like here's the SaaS someone should build with the same idea idea: an AI ad team that never logs off how it works: 1. connect your Meta or TikTok ad account 2. it watches every…
Social & Community
Dating app for dogs
$1M APP IDEA... dating app but for dogs super easy niche to create viral content. took one prompt to build ↓
B2B & SaaSLong-game
Brand-protection takedowns for Indian D2C brands
This is the most Indian business idea ever and it's making $430k/month in the US. What it does: finds fake copies of your brand online and gets them taken down. India needs it 10x more: - your ₹1,499 product sells for ₹199 on Meesho - with…
AI & Agents
Personal agent with a human "escalate" button
Every personal agent right now is fully AI. Muse, Instinct, all of them. Here's what I want from a personal agent: an escalate button. These apps handle almost everything, and then there's the 1 thing a week that needs an actual person…
Marketplaces & Services
ONLY1: one exclusive product drop every week
A limited drop online + offline experience store. Coffee, fashion, tech, food or a cult brand’s exclusive launch. Build a community that waits for Monday. The moat? Cracking the insane ops behind it.
Hardware & Devices
Kindle that visualises books as comics or video
A Kindle-like device that lets you see a book your way. Fiction → your hero, city or climax as a comic/video. Non-fiction → battles, biographies or ideas visualised. LLMs + image/video AI + voice AI make it possible. Publishers + Kindle…
B2B & SaaS
Self-updating company media page tracked by AI
Your company’s Media page shouldn’t need a PR team. It should update itself. AI tracks news, podcasts, videos, blogs, awards & social buzz about your company and turns it into a living timeline. Your website × everything the internet has…
Consumer Apps
AI-verified living guide for every Indian city
AI living guide for every Indian city. One page merging official sites, IG, X, events, civic updates + local knowledge and more. Locals edit like Wikipedia. Reviews like Airbnb. AI verifies & personalizes it. Tech is ready. Who’s building…
Media & Content
Type a company, get a 90-second film of its history
Type any company and get a 90-sec film of its journey. First homepage. First post. Funding rounds. The pivot. Today. @ExaAILabs’s snapshot can retrieve the web as it existed on a given date. Add video + voice AI → a visual time machine for…
B2B & SaaS
Parts-compatibility tool for e-bike mechanics
Where does Idea Browser get its business ideas? We collect complaints and requests from all across the internet. Then we analyze and aggregate them for you. One niche is e-bike mechanics. People lose time when they make sure that parts are…
Hardware & Devices
Prompt-to-hardware: agents that build custom devices
Allow people+agents to build custom hardware devices simply by prompting. Here's how you could make it happpen: - Index components available from partners (raspberry pi, Arduino, sensors, etc.) - Get a 3D printer or CNC machine - Expose…
Health & Fitness
Daily fitness game with streaks and leaderboards
Great app idea Here’s how I’d turn it into a business: 1. Make it new game everyday to increase the retention loop and form a daily habit.(Get fit by playing games) 2. Make it easily sharable on social. 3. Add leaderboards and streaks 4…
Health & Fitness
Workouts for desk workers
$10M app idea Workouts for desk workers
B2B & SaaS
Automated Shopify store audits as a lead-gen service
How to validate this business idea? Run an audit of a stranger's Shopify store, score it against the 6 known break points, and send them the recording. Nothing attached, no ask. 3 moves from there: 1) Build the scan. The Loom is v1…
Hardware & Devices
IKEA for local AI: build-in-a-weekend local AI kits
Who's building this startup idea? Ikea for Local AI Package a build-in-a-weekend Local AI bundle. - Tons of people want local AI - No clue where to start - Don't want to spend the time researching the wrong thing. Sell a DIY bundle, then…
AI & Agents
Agent Relationship Management (ARM): the CRM for AI agents
AI agent startup idea for you ($100B+ market) Agent Relationship Management (ARM) is the new CRM. I haven't seen anyone really talking about this, so let's get into it. Let's just assume that within the next 36 months, every internet user…
AI & Agents
AI agent that handles cross-border tariffs and customs for consumers
AI AGENT STARTUP IDEA FOR YOU ($15B market) Yesterday, a friend mailed my newborn a stuffed manatee from Canada, the CUTEST thing, and then I got HIT with $93 in tariffs just to receive it which is more than the manatee cost!! The more I…
Consumer Apps
IRL running game: capture turf with friends
$1m app idea: run IRL to capture turfs with friends prompt I used to make it ↓
Media & Content
Pay-to-rank livestream leaderboard where the top bidder owns the stream
Startup idea Pay your rank leaderboard like outbid lol Top bid leader owns the livestream
Developer Tools
GitHub for normies: home for apps built by non-developers
Someone should build GitHub for normies. Now that anyone can build software with AI, millions of non technical people are making apps, but they have nowhere to store, share, or show off what they built. GitHub was made for engineers and it…
Developer Tools
Turn GitHub repos into polished explainer landing pages
Someone should build this startup. Convert Github repo's into a beautiful explainer page with dialed copy, why you should install, ask for the star. How it could become a biz: - Add this to a collection of vibe tools for new, non-trained…
B2B & SaaS
Employee vibe checks for AI labs
Startup idea: employee vibe checks for AI labs find out who joined for the mission and who joined for the money
AI & Agents
Niche bill-negotiator agents as a service
Free startup idea Negotiator Agents as a service Train skills for niche bill negotiation - insurance bills - internet - SaaS - SMB invoices The key is to train + market VERY specific agents. “Spectrum Internet negotiator” “Blue cross blue…
Media & Content
Cinematic AI film of a couple's love story for weddings
$100K MRR app idea: couples upload two photos + how they met, get back a cinematic AI film of their love story across eras. weddings would pay anything for this
Developer Tools
Coding plugin that auto-picks the best model per task on cost
I can’t keep up with model releases and what to use. I want this idea. Agentic coding plugin with dev expertise and taste that analyzes task and gives the best cost/model on auto. Does this startup exist?
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