All tools
Every calculator PrecisionKit plans to ship, grouped by category. Tools marked “Coming soon” aren't built yet — nothing here misrepresents an unfinished tool as usable.
47 of 47 tools
Paper Weight (GSM) Converter
Convert paper weight between GSM, lb and points across paper categories, with an explicit parent-sheet basis.
Pixels to Print Size Calculator
Work out the maximum print size for an image at a target PPI, or the pixels you need for a given print size.
Print Bleed Calculator
Calculate trim, bleed and safe-area dimensions for a print job, including asymmetric bleed.
KDP Cover & Spine Calculator
Calculate full wraparound cover dimensions and spine width for a self-published paperback.
Label Roll Calculator
Estimate labels per roll, roll length and lane count from label size, core diameter and roll outer diameter.
Barcode Size & DPI Calculator
Check minimum barcode size and print DPI needed for reliable scanning, including QR error-correction and version.
Embroidery Thread Color Converter
Find the closest embroidery thread colors to a given color, by perceptual distance, across thread brands.
Embroidery Stitch Cost & Pricing Calculator
Price an embroidery job from stitch count, thread/backing cost and machine time, separate from the selling rate.
DTF Printing Cost Calculator
Estimate DTF transfer cost per unit from print area, film/ink/powder cost, reject-rate yield and press time.
Sublimation Size & Cost Calculator
Calculate sublimation print size ceiling and per-unit cost for a chosen product template.
Shopify Profit Calculator
See what a Shopify order actually contributes after product cost, fees, shipping, refunds and tax pass-through.
Shopify Transaction Fee Calculator
Break down Shopify payment processing and transaction fees by plan and see where the eligible base differs.
Etsy Fee & Profit Calculator
Calculate Etsy listing, transaction, payment processing and renewal fees against order profit.
Dimensional (Volumetric) Weight Calculator
Calculate a parcel's billable dimensional weight from its dimensions and carrier divisor.
Packaging Void Fill Calculator
Estimate the void-fill volume needed for a box after subtracting product volume from box volume.
Pallet & Box Arrangement Calculator
Calculate how many boxes fit per pallet layer and total load, with pallet height/tare and load-cap limits.
Break-Even ROAS Calculator
Find the break-even return on ad spend and allowable ad spend from margin, price and fees.
CPM, CPC & CTR Calculator
Convert between CPM, CPC, CTR, impressions, clicks and spend for a single ad scenario.
Influencer Fair Rate Calculator
Estimate a sponsorship rate range from expected views, engagement and usage-rights add-ons — not an authoritative price.
Amazon ACoS & TACoS Calculator
Calculate Amazon advertising ACoS and account-wide TACoS from ad spend, ad sales and total sales.
Instagram Downloader
Coming soonResolve a supported Instagram Reel, photo or carousel link and download permitted media through a verified integration.
Instagram Image Resizer
Coming soonResize and crop an image to common Instagram composition ratios without stretching or upscaling.
Instagram Carousel Splitter
Coming soonSplit a single panorama image into an ordered set of numbered Instagram carousel slides.
Instagram Reel Cover Maker
Coming soonCrop and design a vertical Reel cover with optional text, using clearly illustrative preview guides.
Instagram Caption Formatter
Coming soonClean up line breaks and spacing in a caption and see grapheme, code-point and hashtag counts before you paste it.
Instagram Bio Formatter
Coming soonBuild a readable Instagram bio from name, role, value proposition and CTA lines, with a live character count.
Instagram Hashtag Organizer
Coming soonDeduplicate, group and reorder pasted hashtags under a documented case-insensitive policy — no trend or popularity claims.
Instagram Engagement Rate Calculator
Calculate per-post or pooled Instagram engagement rate from manually entered interactions and your chosen denominator.
Instagram Follower Growth Calculator
Calculate net follower change, growth rate and average daily change between two manually entered counts.
Instagram UTM Link Builder
Coming soonBuild a clean UTM-tagged link for an Instagram bio or post, preserving existing query parameters and fragments.
Instagram AI Prompt Builder
Coming soonCompose a structured prompt for your own AI tool — captions, Reel scripts, carousel outlines or bios. This tool never calls an AI model itself.
Instagram Content Planner
Coming soonPlan an Instagram content calendar with drafts, hooks, CTAs and manual status — local storage only, no auto-posting.
Merge PDF Files
Combine multiple PDF files into one, in the order you choose. Processing happens entirely in your browser — files are never uploaded.
Split PDF Files
Extract specific pages or page ranges from a PDF into a new file. Processing happens entirely in your browser — files are never uploaded.
Rotate PDF Files
Rotate all or selected pages of a PDF by 90, 180 or 270 degrees. Processing happens entirely in your browser — files are never uploaded.
Add Watermark to PDF
Stamp text onto every page of a PDF with a custom color, opacity and angle. Processing happens entirely in your browser — files are never uploaded.
Delete PDF Pages
Remove specific pages or page ranges from a PDF and keep the rest, in order. Processing happens entirely in your browser — files are never uploaded.
Reorder PDF Pages
Rearrange a PDF's pages into any order you choose. Processing happens entirely in your browser — files are never uploaded.
Add Page Numbers to PDF
Stamp sequential page numbers onto every page of a PDF, with a choice of position, format and starting number. Processing happens entirely in your browser — files are never uploaded.
Edit PDF Metadata
View and change a PDF's title, author, subject and keywords. Processing happens entirely in your browser — files are never uploaded.
PDF to Images
Convert PDF pages into PNG or JPEG images, all or just the pages you choose. Processing happens entirely in your browser — files are never uploaded.
Compress PDF
Shrink a PDF by redrawing its pages as compressed images — best for scanned or photo-heavy documents. Processing happens entirely in your browser — files are never uploaded.
JPG to PDF
Turn JPG or PNG images into a PDF, one image per page. Processing happens entirely in your browser — files are never uploaded.
PDF to Text
Extract the plain text from a PDF's text layer, to copy or download as a .txt file. Processing happens entirely in your browser — files are never uploaded.
Extract Images from PDF
Pull the embedded photos and pictures out of a PDF as PNG files. Processing happens entirely in your browser — files are never uploaded.
Markdown to PDF
Turn Markdown into a formatted PDF — headings, lists, code blocks, tables and more. Processing happens entirely in your browser — nothing is ever uploaded.
Protect PDF with a Password
Add a password to a PDF with AES-256 encryption. Processing happens entirely in your browser — files and passwords are never uploaded.