Aster Tools
From age, loan, and tax calculators to unit conversion and writing helpers — a free toolkit for the small chores of work and daily life. No sign-up, multilingual.
Aster Works builds practical digital tools
that brighten work, learning, and daily life.
Writing, cost calculations, organizing information, everyday decisions—we release small, easy-to-use web tools, one at a time.
Simple tools that make daily work a little lighter.
From age, loan, and tax calculators to unit conversion and writing helpers — a free toolkit for the small chores of work and daily life. No sign-up, multilingual.
A multi-tenant SaaS for churches that simply manages worship attendance and lunch sign-ups.
A Japanese-first workspace for pastors that brings sermon planning, service preparation, and reflection together in one place.
Real, usable tools published for indie developers and Claude Code users.
Check safety at a glance, before you connect.
A lightweight security scanner that checks MCP servers and .mcp.json before you connect them — built for Claude Code users and indie AI developers.
$ npx @asterworks/aster-guard scan Review replies, writing, task organization, templates.
Study plans, note-taking, research aids, lesson materials.
Cost simulations, budgeting, making daily life visible.
Small tools you can use right away —rather than big systems.
Screens you can use without thinking —rather than complicated instructions.
Everyday usefulness —rather than flashy features.
Aster Works builds tools that ease the small frictions and hesitations woven through work, learning, and daily life.
Aster Works combines web technology, thoughtful template design, and AI where it genuinely helps, to build practical digital tools that support your everyday work.
Rather than putting technology front and center, we care about what is easy to use, easy to understand, and truly helpful.
A roundup of our live and upcoming tools. Requests and questions are always welcome.