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SaaS ideas, mined from what people actually complain about.

Every idea comes from real Reddit posts, was researched against today's competitors, and survived an independent skeptic before it made the list.

Manual Quality Inspection

Manufacturers and suppliers struggle with manual, inconsistent quality inspection and tracking, causing defects, rework, and delays.

In their words

L-Histidine has been highly erratic for months, with a CV of 30-50%. This failure rate is causing our QC to fail during actual sample runs.

r/massspectrometry on Reddit

if there’s issues with the spec ... the shop has to call the rep and start over

r/Business_Ideas on Reddit

I keep seeing CAPAs that look good on paper but don't stop the problem.

r/SixSigma on Reddit

I have been having trouble with quality problems and also repetitive work that I am sure I could remove.

r/PCB on Reddit

We want a simpler easier system voor the parts that are not this tight in their specs, which could also be used by the machinists during late or nightshift.

r/CNC on Reddit

seen too many sellers eat a full container of bad stock because nobody checked tolerances before it shipped

r/EntrepreneurRideAlong on Reddit

Has anyone had this happen to them or heard of it happening and how to prevent it.

r/mechanics on Reddit

Emptying boxes to sort the sizes for this project, this isn't rustic as they claim, it's just poorly made.

r/Tile on Reddit

we launch new products with missing or incorrect data with no one to correct or verify what the drawings say versus the product received in the warehouse

r/MechanicalEngineering on Reddit

We've got a bracket that gets installed backward maybe 3-4 times a week — same slot, same part, different operators over time

r/manufacturing on Reddit

Having every dimension with a tighter than necessary tolerance is anti-enginerring and lazy. It increases cost, scrap and lead times.

r/CNC on Reddit

an issue we have been facing is extra screws getting left inside the finished product that are not meant to be there

r/PLC on Reddit

Manufacturing and QC teams

Where they talk

  • r/Machinists
  • r/InjectionMolding
  • r/manufacturing
  • r/MechanicalEngineering
  • r/CNC
  • r/PLC
  • r/LeanManufacturing
  • r/dropshipping

Tools they use today

  • CMM
  • Excel
  • SolidWorks
  • Micrometer
  • qmsWrapper
  • Quickparts
  • SAP
  • Xometry

Why those fall short

  • no way to tell which instrument is out or reconcile readings
  • no shared record of which parts or designs repeatedly fail
  • QC ranges and lot variability cause failures; no tool flags root cause
  • QC only used when stated; no inspection frequency after first article
  • nothing was documented, not even setup sheets; drawings and programs can't be trusted