
calculate.at — 305+ Calculators, No Signup Required
Every calculator you'll ever need for money, health, math, and everyday conversions — worked examples included, nothing to sign up for.
@calculate_at · X
The full gallery
Tech stack
3 projects

Every calculator you'll ever need for money, health, math, and everyday conversions — worked examples included, nothing to sign up for.
@calculate_at · X

Convert PDF bank statements into Excel spreadsheets, automatically extracting transaction data for bookkeeping and reconciliation.
@_kushalpatel · X
Converts PDF bank statements into clean, editable Excel files in seconds. Built for bookkeepers, accountants, and anyone tired of manual data entry.

Convert photos and videos to ASCII art, pixel art, mosaic, and more in your browser.
@kail_designs · X
Jokes aside but honestly (Landing page) was built with Claude (Opus 4.7) in 1 day. But no, it was not just four prompts or some random skills. Here's how I built the entire AsciiMagic landing page with Claude in one day👇 Started with a rough sketched wireframe. Then designed it in @paper Then I used the Paper MCP with Claude to recreate that design in code and get a solid first version running. From there, the real work began. I kept iterating with specialised Claude skills: • impeccable • frontend-design • emil-design-eng • review-animations • responsive-design • seo-audit Each one improved a different part of the experience. By the end, the page had: • Mobile-first responsiveness • Better SEO optimised copy • Smooth micro-interactions • Cleaner frontend architecture Then came the part people don't see. For the next 5–6 hours, I wasn't asking Claude to "make it prettier." I was: • Fine-tuning layouts • Uploading and compressing assets • Moving files across diff