Small, focused utilities that solve one problem well. Free tools are how most people first meet SOVEL — and they are held to the same standard as the products.
A tool that calculates, converts, compresses, counts or performs a simple browser-local transformation should not demand an account. Requiring a login for that is friction, not value.
An account is only justified when it unlocks something real: saving history, cloud storage, synchronised projects, premium features, purchase and download management, or subscription access.
Simple browser-local tasks run without an account. Anything that needs to remember your work will say so before asking you to sign in.
Browser-local utilities running entirely on your machine. Zero account required, zero tracking, instant execution.
Client-side scientific calculator, 2D coordinate function grapher, and step-by-step math solver. Features physical keyboard navigation, Chromebook support, and multi-format PDF/HTML homework export without registration.
Client-side text cleaning, document assembly and format transformation for writing, editorial, and development workflows. Runs completely inside your browser with no account or cloud upload.
Bulk image resizing and compression handled on your own site. No third-party upload, no account, no watermark.
Privacy-first password entropy analysis and passphrase generation. Everything is computed in your browser — nothing is transmitted or stored.
Evidence-led content-gap and GEO analysis. Paste a topic, URL or book extract and get scored keywords, content gaps and opportunities with a full research summary — free, with a daily per-device limit.
The free tool catalogue is organised by the job it does, not by the technology behind it.
Turn source material into a usable document format — article-to-document conversion, document assembly and publishing preparation.
Loan and EMI calculations, financial suites, date arithmetic and everyday number work where a wrong answer is expensive.
Compression and format conversion for images and media, including bulk processing where the browser can do the work locally.
Word and character counting, text analysis and cleanup for writing and editorial work.
Countdowns, stopwatches, session timers and focus aids that run entirely in the browser.
Password strength checking, generators and small decision utilities — the tools you reach for once and want to trust.
SOVEL’s free utilities operate under strict privacy and zero-account rules. Additional browser-local utilities are verified and published here individually.
Free tools solve a single, bounded task. The products handle the work that takes days and needs structure.
AI-assisted engineering methodology & project operating system
Governed multi-stage book production system
Evidence-led content & market research engine
The product library shows each family, what it is for, and how the documented products actually work.
