💚 100% free, forever. Online Free Tools is a free welfare project: a website with 132 tools plus the SmartFill Pro extension. Full power (unlimited applications and multiple profiles) is unlocked only by inviting friends, never by paying. Join free

Search results for “free graphing calculator”

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AI Text-to-Speech Studio & Voice Cloner (English + Urdu)

Free ElevenLabs-style neural voices: male, female, child, elderly, Urdu & English, emotions (laugh, smile, whisper) and voice matching from your own samples. WAV download.

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GPA, CGPA & Final Grade Predictor

Compute GPA/CGPA on 4.0/5.0 scales and required final exam marks.

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Scientific Calculator & Function Plotter

Plot multiple functions with pan/zoom plus a scientific keypad.

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Freelance Hourly Rate & Pricing Calculator

Compute your minimum hourly rate from salary, overhead and tax.

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Freelance Service Agreement Builder

Assemble freelance contracts with milestones, revisions and IP terms.

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Sample Size & Statistical Power Calculator

Cochran, Yamane and Cohen power sample sizes.

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Statute of Limitations & Deadline Calculator

Compute filing deadlines excluding weekends and holidays, export .ics.

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Child Support & Maintenance Estimator

Income-shares model support and maintenance estimate.

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Mortgage, EMI & Amortization Schedule

Monthly payment, charts and full amortization CSV.

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Rental Yield, Cap Rate & ROI Calculator

Gross/net yield, cap rate, cash-on-cash and payback.

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Real Estate Commission Split Calculator

Split commissions between brokers, agents and tax.

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E-Commerce Profit & Break-Even Calculator

Net profit with commissions, RTO and ad spend; break-even ROAS.

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GST, Sales Tax & Withholding Calculator

Inclusive/exclusive GST and Filer vs Non-Filer WHT.

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TDEE, BMR & Macro Calculator

Mifflin-St Jeor / Katch-McArdle BMR, TDEE and macro split.

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Pediatric Dosage & IV Drip Rate Calculator

mg/kg liquid dose volumes and gtt/min drip rates.

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RCC Concrete Mix Design Calculator

Cement bags, sand, aggregate and water for M10–M25.

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Rebar Bar Bending Schedule & Tonnage

Cutting lengths, bend deductions and D²/162.2 weights.

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Earthwork Excavation & Cut-Fill Estimator

Pit, trench and cut/fill volumes with swell and truck trips.

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Brickwork & Block Masonry Calculator

Bricks/AAC blocks, mortar cement and sand with openings.

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Water Tank & Booster Pump Calculator

Tank sizing, WSFU flow and Hazen-Williams pump HP.

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PDF to Word Converter (Keep Layout, Tables & Images)

Convert PDF to editable DOCX with the same tables, pictures, headings, bold/italic, fonts, colours and sizes. Scanned PDFs are OCR’d. Free, no upload.