Stackboo.

    AI products built by solo founders for solo founders

    AI products built and run by one person.

    Across:AI Marketing & SEOLaunch PlatformsAI Design & UIFinanceMusicDeveloper ProductsOtherAI WritingGamingAI VideoEducationContent CreationAI CodingAI ProductivityNo CodeAI Image GenerationLifestyleJobs & CareersSecurityWeb3AI Data & AnalyticsSocial MediaAI Chatbots & SupportAI Voice & AudioE-Commerce

    1. 1.

      Check SEO Rank

      Check domain authority and SEO metrics for any website

      AI Marketing & SEO

      Start free with 10 domain authority checks. Upgrade for bulk DA checker, API access, and unlimited SEO metrics. Transparent pricing, no hidden fees. Predictable Plans for SEO Professionals & Agencies Start 100% free with 10 checks. Upgrade when you need high-volume bulk…

      Pricing: Predictable Plans for SEO Professionals & Agencies

      Full reviewCheck SEO Rank alternatives

    2. 2.

      LaunchAF

      Product launches that rank on Google & ChatGPT, Claude

      Launch Platforms

      Why launch on LaunchAF? Get discovered where people search now LaunchAF is built for visibility across Google and AI-powered discovery—including ChatGPT, Claude, and Gemini. Your launch page gives AI systems and search engines clear context about your product, what it does,…

      Pricing: Free Launch $0; Alpha $19/7 days; Beta $39/14 days; Gamma $99/21 days; Zeus $199/30 days

      Full reviewLaunchAF alternatives

    3. 3.

      Tiquiz

      AI quiz builder that tags and segments leads automatically

      AI Marketing & SEO

      I built Tiquiz after six years in affiliate and digital marketing, where I kept seeing the same problem: traditional lead magnets collect emails, but tell you very little about the people behind them. Quizzes change that. Instead of downloading another PDF, visitors answer…

      Pricing: Free forever $0; Tiquiz $17/mo or $170/yr; Tiquiz PLUS $29/mo or $290/yr

      Full reviewTiquiz alternatives

    4. Your product hereSponsored

      Inline listing: a row among the products, from $7 for 7 days (Black Friday: 50% off).

    5. 4.

      AI Signature Generator

      Free signature images from 109 handwriting fonts. No signup.

      AI Design & UI

      AI Signature Generator is a free browser tool. Pick among 109 handwriting fonts, customize the look, and download PNG, JPG, SVG, or PDF. No registration. Strokes come from hosted fonts rather than a live generative handwriting model. It is not a legally binding e-sign service.

      Pricing: Free. No account required.

      Full reviewAI Signature Generator alternatives

    6. 5.

      DueStub

      Get reminded before free trials and subscriptions charge you

      Finance

      DueStub is a free Chrome extension for people who keep getting charged for free trials and subscriptions they meant to cancel. When you check out on a subscription page, it offers to save the plan with the price, billing cycle and first charge date already filled in. Nothing…

      Pricing: Free up to 8 subscriptions. Pro is $16 once, not a subscription.

      Full reviewDueStub alternatives

    7. 6.

      Extractune

      Free vocal remover that runs on your device

      Music

      Extractune splits a song or video into vocals, drums, bass and the rest, free, in your browser. The model runs on your own device, so the free split never uploads your file, and the free tools need no account. Then practise with it: slow it down, change the key, loop a part,…

      Pricing: Free tools, no sign-up. Pro from $1.99 for 7 days, $4.99/mo or $35/yr

      Full reviewExtractune alternatives

    8. 7.

      InvoiceGen

      Free online invoice generator with templates, no signup

      Finance

      InvoiceGenFree is a free online invoice generator for freelancers, small businesses, and anyone who needs to bill a client quickly. Enter your business and client details, add line items with prices and taxes, and generate a clean, professional invoice in minutes. It helps…

      Pricing: 100% free forever, no signup, no watermark, no limits

      Full reviewInvoiceGen alternatives

    9. 8.

      ResourcesHunt

      Finding useful tools and resources online can take time.

      Developer Products

      Finding useful tools and resources online can take time. ResourcesHunt makes it easier to discover them in one place. Explore resources across AI, Data Analytics, Programming, Design, Business, Education, Finance, and Career. Find tools that help you work smarter, learn new…

      Full reviewResourcesHunt alternatives

    10. 9.

      ONELINKWINS

      One link. One message.

      Other

      One link. One message. One winner. Exactly one startup holds this spot. Pay $1 more than the last takeover to replace it — and keep it until someone else does.

      Full reviewONELINKWINS alternatives

    11. 10.

      elloAI

      elloAI.com is an AI tools discovery and marketing platform that helps creators, marketers, founders, and businesses…

      AI Marketing & SEO

      elloAI.com is an AI tools discovery and marketing platform that helps creators, marketers, founders, and businesses discover and compare AI tools to find the right solutions for their needs. elloAI features searchable tool listings, categorized collections, alternatives, and…

      Pricing: Free to list

      Full reviewelloAI alternatives

    12. 11.

      Buzzy

      The blog you talk to and manage with AI

      AI Writing

      What made you build a blog you talk to instead of type into? Most people who know something worth writing about don’t sit down and write it. Talking about it comes easily, but staring at a blank page doesn’t. I’d already noticed that my best thinking happened when I talked an…

      Pricing: Free & invite-only for early adopters

      Full reviewBuzzy alternatives

    13. 12.

      DETOUR.

      The internet’s little playground.

      Gaming

      DETOUR was inspired after seeing people on social media saying that they are bored and want dopamine to stay entertained. So I created the website to give this needed dopamine, with fake-money games, fast response games and curiosity games. DETOUR is different from other…

      Pricing: No sign-up. Free.

      Full reviewDETOUR. alternatives

    14. 13.

      Roman Launch

      Free daily launch board where makers collect votes and win

      Launch Platforms

      Roman Launch is a free daily launchpad for indie makers, solo founders, and small teams building AI tools, SaaS products, and useful apps. Unlike weekly launch directories, Roman Launch offers a new batch of products every day, giving makers more opportunities to get…

      Pricing: Free Launch: up to 30 free launches a day, 3+ votes keeps page listed with dofollow link

      Full reviewRoman Launch alternatives

    15. 14.

      SEObot

      AI agent that writes and manages SEO blog content

      AI Marketing & SEO

      SeoBOT makes SEO research more manageable by combining AI-driven analysis with automation. Businesses often struggle to maintain consistent SEO workflows because keyword research, search demand analysis, and opportunity discovery require ongoing effort. SeoBOT helps simplify…

      Pricing: Subscriptions start at $49/mo

      Full reviewSEObot alternatives

    16. 15.

      ClipZoneAi

      Turn one long video into multiple viral Shorts

      AI Video

      Turn one long video into multiple social-ready Shorts with http://ClipZoneAi.com It finds the strongest moments, generates hooks & captions, reframes videos for different platforms, and lets you edit everything before exporting. If you create content for YouTube,…

      Pricing: Free upto 60 mins video/month later $14/month and $36/month

      Full reviewClipZoneAi alternatives

    17. 16.

      DevInterviewMaster

      AI tutor for tech interviews, in English or Hinglish

      Education

      DevInterviewMaster helps developers get interview-ready with an AI tutor that talks with you in English, Hindi or Hinglish. Work through 8,568 questions, 381 coding problems in an in-browser editor, 248 HLD and 70 LLD topics, and SQL practice on live schemas. There are also 57…

      Pricing: Free tier; Pro from ₹400 one-time for 30 days

      Full reviewDevInterviewMaster alternatives

    18. 17.

      ContentCreators.com

      Create, Grow, Monetize. The only bookmark a creator needs.

      Content Creation

      ContentCreators.com is one place for content creators to create, grow, and monetize, instead of juggling twenty separate tools. Creators get a single profile page that shows all their channels, follower counts, rate cards, and portfolio work. The site also has a job board with…

      Pricing: Free

      Full reviewContentCreators.com alternatives

    19. 18.

      Hackyard

      Week-long AI hackathons for solo builders. Build Monday to Friday with any AI model, then the builders vote the winner.

      AI Coding

      Hackyard runs a Yard twice a month: a one-week online hackathon for solo builders. Claim one of 50 spots, check in before kickoff, then build Monday to Friday with whatever AI tools you like. Ship by Friday, and everyone votes all weekend. The champion is crowned Sunday at 6…

      Pricing: Free to join every Yard. Sponsored Yards add cash prizes.

      Full reviewHackyard alternatives

    20. 19.

      companydata

      Searchable database of Danish company data: financials, owners, properties and court cases.

      Other

      Pricing: Basic: free; Pro: 249 kr/month billed annually (2,990 DKK/yr); Team: 1,663 kr/month, 3 seats (19,950 DKK/yr)

      Full reviewcompanydata alternatives

    21. 20.

      Veil

      Veil is an encrypted messaging portal where your AI twin speaks as you when you can't — never an AI companion.

      AI Productivity

      Veil is an encrypted messaging portal where your AI twin speaks as you when you can't — never an AI companion. Sealed mail uses standard cryptography; the Trust Layer enforces owner identity, permissions, and human approval. Pre-launch now, launching January 1, 2027. Free beta:…

      Pricing: Free beta

      Full reviewVeil alternatives

    22. 21.

      Niche Pickers

      Niche Pickers is an SEO research platform that helps entrepreneurs, publishers, affiliate marketers, and niche site…

      AI Marketing & SEO

      Niche Pickers is an SEO research platform that helps entrepreneurs, publishers, affiliate marketers, and niche site builders discover website niches worth exploring. Browse a database of 386,000+ websites checked against advertising network records from AdSense, Ezoic,…

      Full reviewNiche Pickers alternatives

    23. 22.

      InvoyForm

      Forms are created in a visual editor, or a custom HTML form can point directly at the InvoyForm API.

      No Code

      Forms are created in a visual editor, or a custom HTML form can point directly at the InvoyForm API. Editing a live form does not disturb past data, since each response stays tied to the version it was submitted on. Finished forms can be embedded with one snippet or it can be…

      Pricing: Free (unlimited forms, 500 responses/workspace/mo); Pro $19.99/mo; Business $79.99/mo; Enterprise custom

      Full reviewInvoyForm alternatives

    24. 23.

      The Arena

      Head-to-head voting duels where indie makers showcase

      Launch Platforms

      A competitive platform where products get discovered, compete for attention, and get more exposure.

      Pricing: Submit for $1, or free by voting/reviewing. Sponsorship: $5/7 days, $10/14 days, $15/30 days

      Full reviewThe Arena alternatives

    25. 24.

      Private Try-On

      Private AI virtual try-on: see yourself in any outfit

      AI Image Generation

      Upload a photo of yourself and a garment image, and Private Try-On generates a realistic try-on image in seconds. Photos are processed privately and held in server memory only briefly, not stored in a gallery. Pro plans add a 10s or 20s runway video of you wearing the outfit.…

      Pricing: Free tries for new users; paid packs from $2.99

      Full reviewPrivate Try-On alternatives

    26. 25.

      Ployz

      The open-source cloud on servers you rent

      Developer Products

      Ployz is an open-source, self-hosted PaaS that turns servers you rent into your own cloud. Deploy apps and databases with a dashboard, as an alternative to Heroku, Vercel or Coolify. Built with Rust, TypeScript, PostgreSQL and Docker. Source: https://github.com/getployz/ployz…

      Pricing: Free. Hobby $5/mo and Pro $49/mo coming soon.

      Full reviewPloyz alternatives

    27. 26.

      MarcX Studio

      Small, focused iPhone and Mac apps for everyday tasks

      Other

      MarcX Studio is an indie app studio that builds small, focused apps for everyday tasks. RooCards keeps loyalty and membership cards ready with widgets, Spotlight and Apple Wallet. Snap Spell turns school word lists into read-aloud spelling practice for kids. NumListen trains…

      Pricing: Apps are free; some have an optional Pro upgrade

      Full reviewMarcX Studio alternatives

    28. 27.

      Best Avatar Generator

      Turn one selfie into a cartoon, pixel or AI avatar

      AI Image Generation

      Best Avatar Generator turns one photo into a custom avatar. Pick a style (Grok-style portrait, cartoon, pixel art, seasonal Halloween), upload one selfie and get up to 4 previews, then keep your favourite in HD with a transparent background. There is also a free in-browser…

      Pricing: Free in-browser builder; credit packs from $1.99 one-time, no subscription

      Full reviewBest Avatar Generator alternatives

    29. 28.

      Tjoetor

      Turns a child's course photos into custom-checked homework.

      Education

      I started building this for myself. Gain time by not having to practice 100 French words. Some topics are too difficult like Math of Physics. Tjoetor helps with all of this. It works for all photos of homework from 6 to 18 year old children. I didn't find any app that does…

      Pricing: 10 gratis credits, geen abonnement

      Full reviewTjoetor alternatives

    30. 29.

      Kionese

      AI relationship clarity sessions giving one next step fast

      Lifestyle

      Kionese is helpful for all kinds of couples and anyone hurt in a relationship.

      Pricing: Individual $19.99/month unlimited reads; Couples $29.99/month

      Full reviewKionese alternatives

    31. 30.

      Incredible Guide

      Voiced guided tours for any website page

      No Code

      Incredible Guide turns a page of your website into a guided tour that shows new visitors around. Paste the page's address: AI reads the page, finds the buttons and links that matter and writes a first draft of the steps. You review and rewrite each step, choose the voice and the…

      Pricing: Free: 1 guide with a small link. Up to 5 websites €12/mo, up to 20 websites €29/mo. Own a guide for €9 once.

      Full reviewIncredible Guide alternatives

    32. 31.

      Resume Master

      Rewrites your resume and cover letter for each job posting

      Jobs & Careers

      - The need to apply to 100s of applications - Frequent applicants

      Pricing: Free: $0 forever, 3 AI credits; Premium: $49.99/yr ($4.17/mo) or $12.99/mo

      Full reviewResume Master alternatives

    33. 32.

      TrueTempMail

      Stop giving your real email to everyone . Use truetempmail.

      Security

      `You can use a free, disposable inbox at TrueTempMail to receive short-term verification emails, codes, and sign-ups without sharing your real email address. How It Works • Instant generation: A random, temporary email address is created as soon as you open the page. • No…

      Pricing: completly Free .

      Full reviewTrueTempMail alternatives

    34. 33.

      AIDYOR

      AI scanner that detects crypto token scams and rug pulls

      Web3

      AIDYOR — AI-powered token security scanner 🔍 For traders: paste any token address (or even a screenshot) and get an instant risk score across 9 chains — honeypot detection, rug pull signals, tax/liquidity checks, pulled from 7+ security sources plus AI-generated plain-English…

      Pricing: 0$/3 free scans a day 9.99$/unlimited scans 59.99$/all Pro features

      Full reviewAIDYOR alternatives

    35. 34.

      Vendor Trust Index

      GRC Intelligence for AI and SaaS vendor decisions

      Security

      Vendor Trust Index is a GRC Intelligence platform for small and mid-market teams operating in the US, Canada, and EU. It connects four product families: The Index of 125 AI and SaaS vendor dossiers; Trust Layer checks that examine security and privacy commitments at the exact…

      Pricing: Free public vendor dossiers, tier checks, and SOC 2 kits; contact us for a GRC walkthrough.

      Full reviewVendor Trust Index alternatives

    36. 35.

      ToolsOfWeb

      69 free online tools that run 100% in your browser

      Developer Products

      69 free online tools — PDF, image, text, calculators & dev tools. No signup, no upload, no watermark. Everything runs 100% in your browser, keeping your files private.

      Pricing: Free - all 69 tools free, no signup

      Full reviewToolsOfWeb alternatives

    37. 36.

      Humanish

      X replies in your voice, checked for AI tells

      AI Writing

      I built Humanish because replying well on X is the best way to grow, but finding posts worth answering and writing replies that don't sound like a bot took hours a day. Humanish finds recent X posts in your topics from people worth talking to, drafts replies and posts in your…

      Pricing: $29 as Standard and $49 as Pro

      Full reviewHumanish alternatives

    38. 37.

      FreeViralKit

      Free YouTube SEO generator for titles, tags and descriptions

      AI Marketing & SEO

      Why build it free? Most YouTube SEO tools lock basic metadata behind costly $20–$50/mo subscriptions. Creators spend hours editing only for videos to die at 10 views due to weak packaging. FreeViralKit democratizes reach: 100% free, zero signups, zero paywalls. Who is it for?…

      Pricing: 100% free forever, no signup, no credit card, no usage limits

      Full reviewFreeViralKit alternatives

    39. 38.

      WebsiteAudit.com

      Stop guessing. Start fixing.

      AI Marketing & SEO

      Stop wondering what is wrong with your site. WebsiteAudit.com scans your homepage in about 3 minutes with 75+ checks across 15 categories, including performance and Core Web Vitals, SEO, technical SEO, mobile usability, security headers, images, analytics tags, legal compliance…

      Pricing: First audit free with a free account; credits from $4.99

      Full reviewWebsiteAudit.com alternatives

    40. 39.

      Vaneform

      Free website traffic estimates, leaderboards, and an API.

      AI Data & Analytics

      Vaneform is a website traffic checker. Look up free traffic estimates, browse leaderboards, and query the same data through an API or MCP. Built for founders who want a quick read on any site.

      Pricing: Free traffic estimates and leaderboards. Pro from $12/month.

      Full reviewVaneform alternatives

    41. 40.

      Riff

      AI replies that never leave your device

      AI Productivity

      Free Chrome extension. Paste your rough point and Chrome's built-in AI (Gemini Nano) writes a fresh reply for that post on X, LinkedIn, Facebook or Instagram. Runs on your computer — no account, no API key, nothing leaves your device. Also drafts posts and answers DMs. Never…

      Pricing: Free

      Full reviewRiff alternatives

    42. 41.

      Cursive Generator

      Type your name, see real cursive fonts, get PNG or SVG.

      Content Creation

      Free online cursive tool for bios, messages, signatures and designs. Type any text and Cursive Generator turns it into copy-paste cursive styles, or renders it in real open-licence cursive fonts you can download as PNG or SVG. It includes generators for names, signatures,…

      Pricing: Free, no account needed

      Full reviewCursive Generator alternatives

    43. 42.

      PaulVibe

      Free playbooks and tools to sell what you built

      Social Media

      PaulVibe is where Paul, a Dutch solo founder and former top-level gymnast, shares the systems behind his one-person businesses. He runs five products without a team. The site is for people who built a product and now need it to sell. Free systems for solo founders who build…

      Full reviewPaulVibe alternatives

    44. 43.

      Spentt

      Build Better Money Habits in 5 Seconds.

      Finance

      Spentt is a simple, privacy-focused expense tracker designed to help people understand where their money goes without the complexity of traditional finance apps. With Spentt, you can record your daily expenses in just a few seconds, track spending patterns, view weekly…

      Pricing: Free forever, no credit card or bank account required

      Full reviewSpentt alternatives

    45. 44.

      Audienzi

      YouTube Personal Comment Assistant - SAVE HOURS TODAY

      AI Chatbots & Support

      Your channel grows and the comment section stops being fun. You scroll, and the people actually asking you something end up buried. Audienzi pulls the comments in and sorts them by what they are: a question, an idea for a video, something that needs a look, or praise. Open…

      Pricing: Free

      Full reviewAudienzi alternatives

    46. 45.

      WriteMeASong

      Some words deserve a melody.

      AI Voice & Audio

      WriteMeASong is an AI song maker for personal gifts and stories. Pick a person, any topic, or paste your own lyrics, add a few details and a style, and the AI writes up to 3 lyric drafts you can edit line by line before anything is sung. An AI singer then performs a full song of…

      Full reviewWriteMeASong alternatives

    47. 46.

      Image2Video

      Turn any image into a smooth AI video in seconds

      AI Video

      Image2Video is an AI tool that turns still images into short videos online. You upload a photo, illustration, product shot or design, describe the motion you want, and the service generates a short clip you can preview and download. It runs entirely in the browser, so there is…

      Pricing: Free trial and free tier; paid usage options available

      Full reviewImage2Video alternatives

    48. 47.

      Excerpt

      Select ChatGPT & web text → clean PDF, local library

      AI Productivity

      Excerpt is a selective multi-select clipper for ChatGPT, Claude, Gemini, and normal webpages. Click the blocks you want (answers, code, quotes) — skip the rest. Save to a local library with full-text search, then export a clean PDF or Markdown. No account. Nothing uploaded to…

      Pricing: Free (100 clips / 5 tags); Pro $29 one-time

      Full reviewExcerpt alternatives

    49. 48.

      AI Rap Video Generator

      Turn photos into short AI rap videos with original vocals.

      AI Video

      AI Rap Video Generator turns one or two photos into short rap, singing, duel, or roast clips with original AI vocals and music. Pick a scene, language, and style. Generation usually takes 3 to 5 minutes. Export a vertical MP4 for social posts.

      Pricing: Free to try. No account required to start.

      Full reviewAI Rap Video Generator alternatives

    50. 49.

      ProductLair

      Dropshipping product research and launch plans

      E-Commerce

      ProductLair helps dropshippers decide which products to test and prepare their launch. Research includes product details, product scoring, TikTok ad engagement data, and profit calculations. Launch adds Shopify product copy, ad copy, and a four-week launch plan. Sell adds…

      Pricing: Research $49, Launch $99, Sell $199. One-time payments.

      Full reviewProductLair alternatives