Billy
Edit an invoice like a document and download a print-ready PDF. No sign-up, no server: it all stays in your browser.
vs
Billy vs Revisiondeck
Price, ratings and what each one does, side by side. Every fact here comes from their listings on Linkstore.
Revisiondeck
RevisionDeck turns your class notes into flashcards, quizzes, and answers that cite the page they came from.
At a glance
- Both are free to use.
- Both are made for everyone.
Side by side
BillyRevisiondeck- Price
- Free
- Free
- Rating
- Not rated yet
- Not rated yet
- Saved by
- No saves yet
- No saves yet
- Made for
- Developers, Marketers, Small businesses, Everyone
- Students, Teachers, Everyone
- Built with
- Next.js, TypeScript, turborepo
- Next.js, React
- On Linkstore since
- October 2026
- October 2026
- Site ownership
- Not confirmed yet
- Not confirmed yet
What people use them for
As each maker describes it.
Billy
Not listed yet.
Revisiondeck
- Turn your class notes into flashcards
- Ask a question and get an answer that cites your notes
- Quiz yourself with exam-style questions from your notes
- Revise for GCSEs and A-levels from your own materials
- Study from flashcards that bring back the ones you got wrong
- Revise from photos or screenshots of your class notes
In their own words
Billy
Billy is a free, open-source invoice editor that runs entirely in your browser. Open the editor and the invoice is already there: your details at the top, a first line item waiting. Click any line and type. There are no forms, no modals and no wizard, because you edit the invoice itself. Your draft saves automatically in your own browser, so you can close the tab and come back to it. When the invoice looks right, download the PDF. The export renders the exact page you were editing, so the PDF matches the screen:…
Read the full listingRevisiondeck
RevisionDeck is for students revising for exams like GCSEs and A-levels, or for university modules. You upload your own class notes, and it turns them into something you can study from. You can ask a question about a topic and get an answer that cites the page in your notes it came from, so you can check it against what your teacher gave you. It also makes flashcards from the same notes. You flip them, rate how well you knew each one, and the harder ones come back sooner. Exam-style quizzes come from the same…
Read the full listingMore comparisons
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