Free author tools
Simple tools for web novel authors.
Generate useful story tags, estimate translation cost, and find EPUB problems. No account is required.
Calculator
Book translation cost calculator
Compare a human translation estimate with an AI-assisted draft and human editing workflow.
Calculate costChecker
EPUB translation readiness checker
Check rights, file format, text quality, chapter structure, glossary work, and editing plans.
Check a bookGenerator
Web novel tag generator
Get six tag ideas based on real tag patterns across 18,519 novels.
Generate tagsHow these tools work
Transparent estimates, not hidden scores
Each tool shows its assumptions and gives you controls to change them. Results stay in your browser.
These tools do not upload your manuscript. Only use a translation service for work that you wrote, own, licensed, or can legally translate.