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ValidatedⓘEvidence tiers: Early signal = 1 uncorroborated request — treat as radar, not a validated opportunity · Corroborated = 2-3 requests · Validated = 4+ requests from 2+ different people. Every count appears exactly once, in the fact bar below — each traces to a real source post.
Automated Invoice Email Tool
In their words
"we were acting like debt collectors for our own money" — a builder, verbatim · sign in free to trace the source ↗
What they tried & dropped
Extracted word-for-word from the evidence posts below — every item is quoted verbatim from a real builder.
Pain, in numbers
Quantified only where a builder stated a real figure — no LLM estimates.
80 recurring clients“We currently have approximately 80 recurring clients”
Hard requirements
Non-negotiables stated by builders in their own words. Miss one and they will not switch.
Google Sheets integrationGoogle Drive integrationGmail integrationmanual resend functionalitymerge yes and paymenthandle custom pricing
Competitor pricing
Named rivals & real prices 🔒
Rivals charge $7/mo · names — log in ↗
Open-source check · GitHub · 2026-08-17
🔵 5 open-source attempts, none above ⭐8 — no winner yet · verify ↗
How we checked
Where we searched
3 sources · GitHub (open-source check) · App Store · SaaS marketplaces
Verification funnel
79 raw matches scanned, then AI-de-duped · see the breakdown below
Last scan
15d ago · auto-refreshed every 30 days
Sign in to see the full opportunity
Every source post · named rivals with real prices · what builders tried & dropped · quantified pain — all traceable to the original posts
Sign up free →Signal history
26 tracked posts (4 asks · 22 product/news)
first post Apr 2026
0 in the last 30 days
Cumulative tracked posts (asks + products + news) by original post date · GapMine tracked communities — not search volume · every step traces to a real post in the evidence record (sign in to read them).
Evidence pool
7 source posts on record — each insight links back to a real one.
5 reddit2 discourse