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
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 — Complete a 7-step client onboarding questionnaire for business goals, domain setup, audience, websit
- DivYield — Estimate dividend income from share price, share count, dividend per share or yield, with five-year
- ELEC CEC Compliance App — CEC visualizer for transformer sizing, conductor ampacity, voltage drop, load power, and basic prote
- ElectroCraft — Offline electrician layout tool for conduit, knockouts, labels and circuit estimates
- FinanceCompound — Model compound growth with contributions, flexible frequencies, interest rates, charts, and final ba
- GeminiShopSquareConverter — Convert Shopify and Square product CSV files in the browser with platform-specific field mappings an
- Groshhh — Track food inventory, usage, shelf life, purchase history, forecasts, and shopping plans in a browse
- HouseFlow Asset Management Flyer Editor — Edit and print a HouseFlow asset management flyer with custom copy, images, QR codes, and maintenanc
- MarketingPersonaAnalyzer — Map and analyze 24 customer personas across 12 analytical dimensions and 13 business sectors
- MortgageCalc — Estimate monthly payments, total cost, interest, and amortization schedules for 15-, 20-, or 30-year
- PLC Controller Sim — Build browser ladder logic with timers, counters, sensors, actuators and factory demos, then export
- PeoplePath — Offline employee lifecycle workspace for recruitment, onboarding, training, growth and exit
- PipeCraft — Offline pipe template tool for insulation, miters, saddles, elbows and reducers
- Prespective Test — Overlay a horizon, up to three vanishing points, guides, and an illustrative wireframe cube on a loc
- RecycleScan Handheld Recycling Counter — Explore a handheld recycling counter concept with synthetic spatial scans, tracked item identities,
- ServiceFlow — Offline service-business planner for demand, jobs, team capacity and growth
- SolvProb Business Services Flyer Editor — Edit and print a SolvProb business services flyer for websites, custom apps, Shopify, and automation
- SolvProb Websites Automation BI Flyer Editor — Edit and print a SolvProb flyer for website development, business automation, and BI dashboards with
- SolvProbFlyler — E-Commerce & Business Systems Automation
- Spring Crop Planner — Draw garden beds, set grid dimensions, place crops by cell, track planting statuses and notes, and e
- SquareShopifyInventoryConverter — Convert Shopify and Square product or inventory CSV files for market-day updates in either direction
- VictoriaBusinessExplorer — Search 237 Victoria-area businesses from a Sep 2, 2026 Google Places snapshot; filter, evaluate and
- WoodCraft — Offline woodworking layout tool with 20 presets for framing and joinery cuts
- Adv Calculator — Browser advanced calculator for arithmetic, powers, roots, trigonometry, logarithms, constants, pare
- Calculator — Use a browser-based calculator for arithmetic with keyboard-style digits, decimal input, percent, si
- Calculus Optimization Visualizer — Visualize functions with derivatives, roots, extrema, tangents, integrals and bounded numerical opti
- Cec 2024 Circuit Design Assistant — Screen CEC 2024 circuit designs with conductor, protection, grounding, motor, EV and control checks,
- Engineering Data Regression Analyzer — Analyze X-Y data with scatter plots, regression fits, R², RMSE, residuals, interpolation and predict
- Epicircle Drawing Fourier — Draw or upload images to create Fourier epicycle animations
- Heat Home Designer — Screen residential heat-pump loads by room with editable presets, climate, envelope, capacity and zo
- Landed Cost Allocator — Allocate freight, duty and shipment costs across SKUs by quantity, weight, value or custom score
- Lumenforge Lighting Designer — Design building and site lighting with fixture layouts, IES photometry, lux maps, uniformity checks,
- Pcd Agentic Control Visualizer — Visualize the Presence–Commitment–Delivery agent loop, Governor controls, risk signals and replayabl
- Root Locus Designer — Design and analyze unity-feedback root loci with poles, zeros, stability ranges, damping metrics, ga
- Sortlab Recycling Prototype — Explore an offline 3D recycling sorter simulator with HMI controls, editable material profiles, batc
- Sortpod Home Recycling — Explore a 3D home recycling bin prototype with drop-in sensing, a rotating gravity chute, visible co
- Therma Sim Insulation — Simulate room and pipe temperatures with editable insulation, heat input, ambient conditions, timeli
- Timer Demo — Run a browser countdown timer with 1–30 minute presets, pause/reset controls, +1 minute, status noti
- Trace Through Camera Aid — Use your camera or import an image to align a tracing overlay over paper
- Universal Silicon Studio — Offline-capable digital logic workbench for FPGA design
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