Get something useful done
linacre.site is a practical start page: search the web, clean up data, generate secure values, or open a free tool for a real job. The quick utilities run locally in your browser — no account, no upload, and nothing you paste is sent to a server.
Private browser utilities
- JSON formatter — validate, format and minify JSON.
- Base64 converter — encode and decode UTF-8 text.
- Timestamp converter — switch between Unix, ISO, local and UTC time.
- Secure generator — create UUIDs and strong passwords with browser cryptography.
- UK VAT calculator — add or extract standard, reduced, and zero-rate VAT.
- Text cleaner — count, re-case, deduplicate, sort, and trim text.
- SHA-256 generator — create a local text fingerprint with Web Crypto.
- URL cleaner — inspect links and remove common tracking parameters.
Free tools for real jobs
- Mob Deals — compare UK SIM-only deals and follow a plain-English keep-your-number guide.
- PokeGuru — search Pokémon cards, browse UK sets and track a collection in GBP.
- DKMA Monster — find exact Android battery and autostart steps for 15 phone families.
- Apex POS — an offline-first point of sale with stock, receipts and reports.
More useful areas
Open the developer utility playground, browse the curated toolkit, or see all projects.
Need something that does not exist yet?
I build focused web tools and production systems with clear scope and straightforward handover.