Fast, simple, client-side utilities
Convert text, sequences and structured data in your browser.
DNAConvert provides small, focused tools for common data conversion tasks. Most tools run locally in your browser without uploading your input anywhere.
> DNA to RNA
ATG CCT GAA → AUG CCU GAA
> JSON format
{"ok":true} → pretty output
> URL encode
hello world → hello%20world
Popular tools
DNA / RNA Converter
Clean biological sequences, convert DNA to RNA and generate complementary DNA strands.
Open tool →Base64 Encoder
Encode and decode text using Base64. Supports Unicode input and works locally.
Open tool →URL Encoder
Encode and decode URL components for query strings, links and API parameters.
Open tool →Privacy-friendly
These tools are designed as static pages and do not require account creation.
Read privacy note →