Tools

22 free utilities · no sign-up, no ads

Acting

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ASelf Tape File Size Calculator for AuditionsCalculate self tape file size, target video bitrate, upload time, and compression needed before sending an audition tape.

Audiobook

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AAudiobook Finished Hours & PFH Pay CalculatorTurn a manuscript word count into estimated audiobook finished hours, narrator PFH pay, royalty-share earnings, studio time and a recording schedule. Free.AAudiobook Finished Hours & Studio Time CalculatorEstimate audiobook finished hours, total studio working time, project days and your effective hourly rate from a word count. Editable PFH rate, narration pace and edit ratio.

Audiobooks

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AAudiobook Royalty Share vs PFH Break-Even CalculatorFree calculator for audiobook narrators: compare a flat Per-Finished-Hour fee against ACX-style royalty share. Estimate finished hours, upfront pay, and the sales needed to break even.

Candle Making

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CCandle Batch Calculator: Wax & Fragrance for Multiple JarsFree candle batch calculator. Enter jar sizes, quantities, fragrance load and fill level to get the exact wax and fragrance oil weight for a whole pour batch.

Chainmaille

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CChainmaille Project Ring Count Calculator (Rings, Weight & Cost)Estimate how many jump rings, what weight, and what cost a chainmaille project needs. Enter weave RPI, dimensions, ring size and metal — get live ring count, AR, weight and price.

Charcuterie

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CDry Curing Weight Loss Calculator & Finish-Date TrackerFree dry-curing weight loss calculator: set a target % loss, get the exact pull weight, and project a finish date from your weigh-ins for salami & bresaola.

Creator

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🎬Wedding Video Editing Time Estimator | Multi-Camera Post CalculatorCalculate how many hours it takes to edit a wedding video. Enter cameras, footage hours, and deliverables—get a precise post-production time estimate and quote.

Education

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📚Adjunct Pay Per Hour Calculator for Course OffersCalculate an adjunct course offer as real hourly pay after class time, prep, grading, office hours, commute, expenses, and withholding.

Entomology

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EMoth Spreading Board Gap Calculator for PinningCalculate a moth spreading board groove, side deck width, paper strip cut size, and fit check from your specimen’s body width and wingspan.

Fly Fishing

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FDIY Tapered Leader Calculator — Cut Lengths & Taper StepsBuild your own fly fishing tapered leader. Enter total length, formula ratio and target X tippet to get exact cut lengths and a stepped diameter build for each section.

Gardening

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🌿Wildflower Meadow Seed Calculator – Rate, Weight & CostWork out how much wildflower seed you need by area, mix type and sowing method. Get the sowing rate, total seed weight, packets needed and seed cost. Metric or imperial.

Leathercraft

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LLeather Hide Yield Calculator – Pieces & Cost Per CutWork out how many pieces you can cut from a leather hide and the true material + labor cost per piece. Adjustable usable-yield %, prices and units. Free, instant.

Music

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🎵Band Gig Pay Split Calculator — Fairly Split Gig MoneySplit gig money between band members fairly: deduct gas, PA & expenses off the top, add shares for the gear owner and booker, pay subs first, split the rest.

Pottery

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PKiln Firing Cost Per Pottery Piece CalculatorWork out the electricity cost of firing each pottery piece. Splits bisque + glaze firings across a kiln load to give a true per-piece firing cost and pricing surcharge.

Small Business

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SBeer Line Cleaning Solution Calculator for Draft LinesCalculate draft beer line volume, cleaning solution, cleaner dose, contact time, beer displaced, and cost per beer line cleaning cycle.SDTF Gang Sheet Layout Calculator – Fit & Cost Per TransferCalculate how many DTF transfers fit on a gang sheet, your sheet area used, leftover space, and true cost per transfer. Editable size, spacing, quantity and price.SMarket Stall Break-Even Calculator | Pitch Fee & ProfitWork out how many items you must sell to cover your market stall pitch fee, travel, stock and card fees — plus your profit at any sell-through. Free, instant.SRacquet Stringing Pricing Calculator | Cost & ProfitWork out exactly what to charge to string a tennis, badminton, squash or pickleball racquet. Get cost per job, profit and your real hourly rate from a reel.STPT Premium Break Even Calculator for Teacher SellersCompare TPT Basic vs Premium with your prices, sales volume, under-$3 order share, and fees to see payback sales, months, payout, and net difference.SVTuber Live2D Commission Quote Calculator — Art + RiggingFree itemized VTuber Live2D commission quote builder: base art, rigging, expressions, toggles, commercial-use, rush, deposit and revisions in your own currency.

Woodworking

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🪵Wood Movement Allowance Calculator (Cross-Grain Expansion)Calculate seasonal cross-grain wood movement for a solid-wood panel or tabletop. Enter width, species, sawing and moisture range to get total swing, groove and fastener allowance.
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