Sub/Superscript
Convert to superscript/subscript for chemistry, math, fancy nicknames
Superscript
Subscript
Example: H2O → H₂O (subscript), x2 → x² (superscript). Unrecognized characters stay unchanged.
About This Tool
Text tools for writers and daily work: word count, deduplication, diff, case conversion and Markdown preview all run locally — pasted content is never uploaded.