Free Web Utilities — Calculators, Planners & Everyday Browser Tools
SolvProb's utilities category covers 120+ everyday browser tools — financial calculators, electrical safety tools, countdown timers, note apps, budget planners, and more. No signup, no install, no cost. Use any tool instantly in your browser and close the tab when you are done.
Featured Free Web Utilities
-
Free Invoice Generator — Create PDF Invoices Online
Generate professional invoices instantly. Add line items, taxes, logo, then download as PDF. Best for freelancers and small businesses. Open Free Invoice Generator → -
Free Visual Finance Planner — Budget & Cashflow Tool
Plan budgets and model cashflow scenarios on an interactive canvas. Best for small business owners. Open Finance Planner → - Free Mortgage Calculator — Monthly Payment & Amortisation — Calculate monthly mortgage payments, total interest, and full amortisation schedules
- Free Budget Calculator — Personal & Business Budgeting Tool — Track income, expenses, and savings in this free browser budget tool
- Free Arc Flash Safety Calculator — Incident Energy & PPE Calculator — Calculate arc flash incident energy and required PPE level for electrical safety
- Free 5 Whys Root Cause Analysis Tool — Mobile-first 5 Whys investigation with evidence tracking and action items
- Free FMEA Tool — Failure Mode and Effects Analysis — Score failure modes and calculate RPN values in a free browser FMEA tool
- Free Piping Layout Designer — Plan and design pipe routes and layouts in your browser
- Free Junction Box Size Calculator — Size and configure electrical junction boxes to code
- Free Brain Dump Notes App — Fast no-format note capture for getting ideas out of your head
- Free Advanced Calculator — Scientific & Engineering Calculator — Extended scientific calculator with engineering and conversion functions
- Free Dividend Yield Calculator — Calculate dividend yield and return on investment for stocks
Full List — All Free Web Utilities
- Budget Calculator — First, set your monthly budget goals below
- BuildSitePro — Plan multi-story construction inspections with interactive floor plans, inspection pins, progress tr
- CakeDesignerCost — Design custom 3D cakes with templates, custom text, and OBJ importing
- CustomerOnboard — Client Success Onboarding & Blueprint Engine
- DivYield — To estimate your dividend income, please provide:
- ELEC CEC Compliance App — A utility application called ELEC CEC Compliance App
- FinanceCompound — Fill out the form and click calculate to see insights
- GeminiShopSquareConverter — A utility application called GeminiShopSquareConverter
- Groshhh — Your fun and vibrant home grocery inventory tracker and shopping planner
- MortgageCalc — This calculator helps you estimate your monthly mortgage payments for different loan terms
- Prespective Test — Set horizon and vanishing points (using sliders for off-image control) with thicker visual guides
- Spring Crop Planner — Visually plan garden beds, track individual crop progress with timelines, and gain insights into you
- SquareShopifyInventoryConverter — Convert Shopify and Square product or inventory CSV files for market-day updates in either direction
- Adv Calculator — A utility application called Adv Calculator
- Calculator — A utility application called Calculator
- Epicircle Drawing Fourier — Draw or upload images to create Fourier epicycle animations
- Timer Demo — This demo shows how a timer app would work
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