The complete Gotool tool directory — every app lives on its own subdomain, does exactly one thing exceptionally well, and runs entirely inside your browser. No accounts, no uploads, no tracking.
Everyday utilities
QR Codes
qr.gotool.app
Create QR codes for links, plain text, contact cards and Wi-Fi credentials in seconds. Choose the error-correction level, export to PNG or SVG — and keep every credential you encode on your own machine.
Open appUnit Conversion
unitconvert.gotool.app
Convert length, mass, temperature, volume, area, speed and more using high-precision, standards-exact factors. Instant two-way conversion, correct rounding, and results you can quote with confidence.
Open appText & study
Scripture
bible.gotool.app
Read, search and study Scripture with instant full-text search across every book and verse. Clean reading layouts, chapter navigation and cross-references — and your notes and highlights never leave your device.
Open appText Metrics
wordcount.gotool.app
Count words, characters, sentences, paragraphs and reading time as you type or paste. Built for essays, copy-editing, social posts and strict SEO metadata limits.
Open appMedia & files
Images
img.gotool.app
Shrink and convert images between WebP, JPEG and PNG without uploading a single pixel. Tune the quality, compare before-and-after sizes, and download the result straight from your browser.
Open appAudio
audiocompress.gotool.app
Reduce audio file sizes with quality-aware compression. Load a file, pick a target bitrate, and download a lighter copy — recordings of your voice never leave the tab.
Open appBusiness & finance
Pricing
profitcalc.gotool.app
Enter cost and revenue to see profit, margin and markup side by side. Every figure updates live, so you can price a job without ever confusing margin with markup again.
Open appInvoicing
invoicegen.gotool.app
Build professional invoices with line items, discounts, taxes and totals, then export them as PDF. Sequential numbering and clean layouts — generated entirely on your device.
Open appLending
loancalc.gotool.app
Plan any borrowing with monthly payments, total interest and a full amortization schedule. Adjust principal, rate or term and watch the payoff table rebuild instantly.
Open appTax
vat.gotool.app
Add or remove VAT at any rate — inclusive or exclusive — for quotes, receipts and quick mental checks. Precise, defensible rounding at every step.
Open appOne shared promise: every app above processes your files and figures locally. The full contract lives in the Privacy Policy.
Read the privacy protocol →