Free Reliability & Maintenance Tools — FMEA, 5 Whys, Root Cause Analysis
SolvProb builds free browser tools for reliability engineers, maintenance teams, and operations managers. Run FMEA failure mode analysis, 5 Whys investigations with evidence tracking, structured root cause analysis worksheets, and project prioritisation matrices — all without expensive software subscriptions.
Featured Free Reliability & Maintenance Tools
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Free FMEA Tool — Failure Mode and Effects Analysis Online
Identify failure modes, score severity, occurrence, and detectability, and calculate RPN values in this free browser FMEA spreadsheet. Best for quality engineers and reliability teams. Open Free FMEA Tool → -
Free 5 Whys Analysis Tool — Mobile-First Root Cause Visualizer
Run a structured 5 Whys investigation with evidence capture, action items, and a visual tree diagram. Works great on mobile. Best for maintenance and quality teams. Open 5 Whys Tool → -
Free Root Cause Analysis Tool — Structured RCA Worksheet
Document the problem statement, contributing factors, and corrective actions in a guided RCA worksheet. Best for incident reviews and non-conformance investigations. Open RCA Tool → - Free Benefit-Effort Matrix — Project Prioritisation Tool — Plot improvement projects by benefit vs effort to prioritise what to tackle first
- Free Developer Capacity Planner — Plan sprint capacity across development teams for free
- Free 10-Day Marketing Campaign Planner — Structure a digital marketing campaign with daily actions
- Free Media Production Workflow Planner — Track media production tasks and milestones
- Free 5 Whys Basic Tool — Simple 5 Whys form for quick root cause investigations
Full List — All Free Reliability & Maintenance Tools
- 10Day Marketing Tool — Double-check: All [bracketed placeholders] must be replaced with real info before posting!
- 5WhyEvidAdv — Run a mobile-friendly 5 Whys root cause analysis with 5W2H, evidence, branching Whys, and corrective
- 5WhyEvidBasic — Explore root causes with evidence and corrective actions using an interactive 5 Whys canvas
- BraindumpNotes — A utility application called BraindumpNotes
- BrowserCapUIV3 — Fetches public IP from `api
- CropAdv3 — A utility application called CropAdv3
- CropitAdv — A utility application called CropitAdv
- DevCapUI — Link to external application
- DigitalPersona — Explore 24 customer personas across analytical dimensions with an interactive 2D plane visualization
- GPStool — A utility application called GPStool
- GraphicsCalculator — Plot functions and data with this mobile-friendly online graphing calculator using regression, inter
- GrowyourIdeaPrompt — A utility application called GrowyourIdeaPrompt
- InstructionGen — Create SOPs, manuals, work instructions, and client guides with live preview, images, PDF export, an
- IronManUI — A utility application called IronManUI
- MediaFastrack2 — Add an image to begin
- Most Simple Note2 — Tip: drag headers to move notes, use Shift+Click to multi-select, drag canvas background to pan
- PolarGen3 — Use
- PolarGen4 — Use
- Promptpicgen — Your descriptive sentence will appear here
- PughDecisionMatrix — Use a Pugh Matrix decision tool to compare options, evaluate alternatives, and make better engineeri
- QRgenAdv — Enter data and your QR code will appear here
- QRgenSimple — A utility application called QRgenSimple
- RCA — Perform structured Root Cause Analysis using the PROACT methodology
- RooTCauseAnalysis — Select a tool from the navigation above to begin
- Teleprompter — A simple HTML teleprompter that also allows you to record your front camera feed while reading your
- TimeRipple — A utility application called TimeRipple
- Caroprompt — Complete 8-slide carousel generation tool designed for @solvprob
- Coding — Create programs by connecting blocks on the canvas
- Hero Section Freeprompt Generator — Type in your exact product or brand details to override the AI randomization
- NoteTaking — Tip: drag headers to move notes, use Shift+Click to multi-select, drag canvas background to pan
- Polar6 — Use
- Postprompt Digitalhomepage — A utility application called Postprompt Digitalhomepage
- Postpromptsolvprob — Complete 8-slide carousel generation tool designed for @solvprob
- Renamer — A utility application called Renamer
- Singlhtmlpromptgen2 — A self-contained studio for designing advanced prompt packs that tell another LLM how to create a po
Browse Other Free App Categories
- Free Business & Management Apps — Invoice generator, FMEA tool, finance planner, inventory, booking, and RCA tools
- Free Engineering & 3D Design Tools — 3D mould builder, STL generator, piping designer, junction box, arc flash calculator
- Free Reliability & Maintenance Tools — FMEA, 5 Whys, root cause analysis, benefit-effort matrix, capacity planning
- Free Web Utilities — Calculators, mortgage tool, budget planner, timers, and converters
- Free Media & Art Tools — Painting, audio visualiser, GIF creator, video frame editor
- Free Education & Learning Apps — Interactive simulations, science tools, and learning utilities
- Free Browser Games — Play Instantly — 40+ action, strategy, simulation, and trades-themed games
Need a Custom Tool Built for Your Business?
SolvProb builds custom web apps, business tools, and automation systems for small businesses and industrial companies across British Columbia. Every free tool in this gallery was built by the same engineers who build paid custom software.
Talk to SolvProb about a custom tool → View our engineering services See pricing plans