Free Online Tools That Just Work — No Account Needed
FivoTools is a growing set of free, browser-based calculators and utilities for work, pay, construction, business, QR codes, images, and documents. Public tools are quick to use, clear about their methods, and free from signup walls.
Planned Tool Catalog
Explore our complete 36-tool roadmap across workplace calculations, construction, business math, media conversion, and document workflows.
Free QR Code Generator
Create static, direct QR codes with no redirects, no scan limits, and no FivoTools service-imposed expiration.
Time Card & Work Hours Calculator
Calculate total work hours, unpaid break deductions, and regular vs. overtime hour splits across day and overnight shifts.
Pay Raise Calculator
See the exact dollar and percentage difference a pay raise makes to hourly, weekly, monthly, and annual gross earnings.
Deck Material Calculator
Estimate required decking boards, linear footage, board layout gaps, and configurable waste buffers before ordering lumber.
Roof Pitch Calculator
Convert between roof rise and run (x:12 pitch), slope percentage, pitch degrees, and slope multiplier factors.
Roofing Material Calculator
Turn sloped roof area into roofing squares and shingle bundle counts with configurable waste factors for hips and valleys.
Gravel Calculator
Calculate cubic yards and estimated tonnage of gravel, crushed stone, or aggregate needed for driveways and beds.
Profit Margin & Markup Calculator
Clearly separate profit margin from markup percentage and solve for target selling prices based on product costs.
Roof Area / Square Footage Calculator
Calculate true sloped roof surface area from ground footprint dimensions, roof pitch ratio, and eaves overhangs.
Salary ↔ Hourly Calculator
Convert smoothly between annual salary, monthly pay, weekly earnings, and equivalent hourly wages based on working hours.
Paint Calculator
Determine exact gallons of interior or exterior paint needed, subtracting door and window cutouts with custom coat counts.
Annual Income Calculator
Calculate total annual gross income including base pay, regular overtime, expected bonuses, and commissions.
HEIC → JPG Converter
Convert iPhone HEIC/HEIF photos into widely compatible JPG images locally in your browser with zero server uploads.
Concrete Calculator
Calculate cubic yards of ready-mix concrete and 60/80-lb pre-mix bag counts needed for slabs, footings, and post holes.
Topsoil Calculator
Estimate cubic yards, cubic feet, and 40-lb bags of topsoil, mulch, or garden compost needed by area and depth.
Flooring Calculator
Calculate room square footage, material square feet with cut waste, and total carton/box counts for hardwood or laminate.
Carpet Calculator
Estimate carpet square yards and square footage, accounting for standard 12-ft roll widths and directional pile layout.
Overtime Pay Calculator
Calculate time-and-a-half (1.5x) and double-time (2.0x) overtime pay breakdowns based on standard hourly wage rates.
Job Costing Calculator
Combine direct materials, labor hours, subcontractor costs, and overhead allocation to estimate accurate project margins.
Free Invoice Generator
Create clean, professional PDF invoices locally in your browser with selectable line items, sales tax, and vector text.
Free Estimate / Quote Generator
Build polished project quotes and cost estimates with itemized scopes, terms, and vector-rendered PDF downloads.
Bulk Image Resizer
Batch resize multiple images by exact dimensions, percentage, or maximum edge while preserving aspect ratios locally.
Image Compressor
Reduce JPG, PNG, and WebP file sizes in the browser using adjustable quality settings without sending images to a server.
AVIF → JPG / PNG Converter
Convert modern AVIF format images into widely supported JPG or transparent PNG images right inside your browser.
IRS Mileage Calculator
Calculate deductible business, medical, and charitable mileage reimbursements using effective IRS standard mileage rates.
JPG / PNG → PDF Converter
Combine multiple JPG, PNG, or WebP images into a single cleanly formatted PDF document with customizable margins.
Merge PDF
Combine multiple PDF files into one organized document with client-side drag-and-drop reordering.
Split / Extract PDF Pages
Extract select pages or page ranges from a PDF document into a new independent PDF file.
Delete / Organize / Reorder PDF Pages
Visually rearrange, rotate, or delete unwanted pages from a PDF document before saving the updated file.
Free ATS Resume Builder + PDF
Build clean, single-column ATS-scannable resumes with selectable vector text, standard headings, and vector PDF exports.
PDF → JPG / PNG Converter
Render and extract pages of a PDF document into high-resolution JPG or PNG images directly in your browser.
Fill & Sign PDF
Type text onto PDF forms and add a drawn or saved signature stamp without installing desktop software.
Free Cover Letter Builder + PDF
Draft tailored, professional job application cover letters with typography matching your resume and export to PDF.
Crop PDF
Trim page margins and adjust visual crop boundaries on PDF documents locally in the browser.
Add Watermark to PDF
Stamp text or image watermarks with custom opacity, angle, and position across PDF pages.
Add Page Numbers to PDF
Insert consistent header or footer page numbers (e.g., "Page 1 of 10") into PDF documents with custom formatting.
Why FivoTools
Built for accuracy, speed, and privacy without dark patterns or hidden traps.
Free Core Utilities
Use fundamental day-to-day tools without forced subscriptions, artificial countdown timers, or paywalled results.
Transparent Results
We show the verified mathematical formulas, assumptions, and units behind every calculation rather than hiding behind a black box.
Privacy by Design
Calculations, static QR codes, and compatible file tasks execute client-side in your browser. Private numbers and payloads are not logged.
Built for Real Tasks
Each utility focuses on solving one concrete task accurately and reliably, without unnecessary feature bloat or slow interfaces.
How FivoTools Works
A straightforward workflow designed to get your task finished immediately.
Choose a tool
Search or select the specialized utility tailored to your specific problem from our organized directory.
Enter values or select a file
Type your measurements, hours, or rates directly into the form. Calculations update instantly in your browser.
Get verified results
Review detailed breakdowns, verify the formulas used, or download vector-quality assets directly to your device.
Mathematical Accuracy & Source Integrity
FivoTools discloses the verified formulas, assumptions, and reference sources behind tools where they matter. Time-sensitive tax rates, mileage allowances, and legal thresholds are reviewed against authoritative standards with visible review dates.
Found something that doesn't look right?
If you spot an inaccurate calculation, a confusing assumption, or a bug, let us know. We verify every report against official standards and published mathematical literature.