B2B Startup Ideas you can ship by Sunday.

Landlord Tenant Risk Screener

Forensic tenant screening for small landlords: upload applications, flag fake docs and risk signals, get a plain-language score before you sign the lease.

Opportunity

9 out of 10

Pain

9 out of 10

Timing

8 out of 10

Buildable

9 out of 10

10 HRS · Cursor, Claude, Bolt.new

First International Hire Assistant

Guided first international hire for startups: country pack, contractor vs EOR path, Remote/Deel quotes. Not a full EOR.

Opportunity

9 out of 10

Pain

9 out of 10

Timing

9 out of 10

Buildable

9 out of 10

10 HRS · Cursor, Claude, Bolt.new

Client-Ready Proposals from Markdown

Turn markdown proposals into branded client-ready PDFs in seconds — keep writing in Obsidian or VS Code.

Opportunity

8 out of 10

Pain

8 out of 10

Timing

9 out of 10

Buildable

9 out of 10

10 HRS · Cursor, Claude, Bolt.new

Shopify Trust Scanner

Scan Shopify stores for missing trust signals — badges, reviews, policies, shipping transparency — ranked by conversion impact.

Opportunity

9 out of 10

Pain

9 out of 10

Timing

9 out of 10

Buildable

9 out of 10

10 HRS · Cursor, Claude, Bolt.new

AI Chief of Staff for Solo Consultants

AI assistant that schedules, chases proposal follow-ups, and clears admin so solo consultants reclaim billable hours.

Opportunity

9 out of 10

Pain

9 out of 10

Timing

9 out of 10

Buildable

9 out of 10

10 HRS · Cursor, Claude, Bolt.new

Website Accessibility ADA Scanner

Plain-English ADA/WCAG scanner for small-business sites — crawl, prioritize fixes, and re-scan without enterprise overlay pricing.

Opportunity

9 out of 10

Pain

8 out of 10

Timing

9 out of 10

Buildable

9 out of 10

10 HRS · Cursor, Claude, Bolt.new

Automatic lead refunds for home service contractors

Auto-file Angi, HomeAdvisor, Bark, and LSA credits from call transcripts — Tack Tools owns Thumbtack; this owns the other four.

Opportunity

9 out of 10

Pain

9 out of 10

Timing

8 out of 10

Buildable

8 out of 10

12 HRS · Cursor, Claude, Bolt.new

One-Star Attack Detection for Local Businesses

SMS alerts when Google or Yelp ratings take a coordinated one-star hit — evidence and response templates in minutes.

Opportunity

9 out of 10

Pain

9 out of 10

Timing

9 out of 10

Buildable

8 out of 10

10 HRS · Cursor, Claude, Bolt.new

AI Meeting Copilot

Build an AI meeting copilot that gives sales reps and teams live, in-call prompts — objection responses, follow-ups, summaries. Full build guide with AI prompts.

Opportunity

9 out of 10

Pain

8 out of 10

Timing

9 out of 10

Buildable

8 out of 10

12 HRS · Cursor, Claude, Windsurf

AI Schema Markup Tool for Small Businesses

AI schema tool that scans a small-business site, writes JSON-LD, and injects it so Google can show rich snippets. No developer, no agency invoice.

Opportunity

9 out of 10

Pain

8 out of 10

Timing

9 out of 10

Buildable

7 out of 10

10 HRS · Cursor, Claude, Bolt.new

AI Excel Formula Repair Tool

Audit any inherited Excel workbook for broken references, off-by-one ranges, and mismatched formulas, with fixes you approve one diff at a time.

Opportunity

9 out of 10

Pain

8 out of 10

Timing

9 out of 10

Buildable

6 out of 10

12 HRS · Cursor, Claude, Windsurf

AI Job Post Writer and Applicant Screener for Small Business Hiring

AI writes SMB job posts from a short brief, publishes free, then ranks resumes with a plain-English fit explanation per candidate — no black-box scores.

Not scored yet

10 HRS · Cursor, Claude, Bolt.new

Field Service Job Costing and Profitability Tracker

HVAC, plumbing, and electrical contractors quote jobs blind to true cost. This tool logs tech time, materials, and drive time in seconds and shows real-time margin per job.

Not scored yet

12 HRS · Cursor, Claude, v0

AI Grant Writing Assistant for Nonprofits

AI drafts funder-specific grant proposals and LOIs from one org profile, tracks deadlines and outcomes — built for nonprofits too small to afford a grant writer.

Not scored yet

10 HRS · Cursor, Claude, v0

Corporate Knowledge Base AI Assistant

RAG assistant over Notion, Confluence, Slack, and Google Drive. Cited answers for internal teams—priced below Glean for mid-market companies.

Not scored yet

12 HRS · Cursor, Claude, Windsurf