TethTechLabs develops mobile and web applications for learning, productivity, personal collections, and everyday digital tools.
A mortgage repayment simulator. Change loan amount, term, and rate to see monthly payments, principal versus interest, and how a rate increase would split. It does not offer loans, advice, or applications.
Estimates cash left after selling a home: remaining loan, selling costs, and capital gains tax. No signup and no appraisal requests. It does not offer valuations, tax advice, or introductions to agents.
A personal collection management app designed to help users organize, display, and enjoy their favorite items.
A study app for working adults preparing for professional certifications. It supports practice, review, progress tracking, and strengthening weaker areas.
A daily audio learning experience designed for short, focused listening sessions that fit naturally into everyday routines.
A practical ideas app for discovering creative ways to use 100-yen shop items in everyday life, organization, storage, and small home improvements.