# Signer-Tool > Tagline: Securely Sign XRP Ledger Transactions with Joey Wallet > > URL: [joey-signer.vercel.app](https://joey-signer.vercel.app/) ### Overview Joey Signer is a lightweight, secure tool designed for developers to interact with Joey Wallet for signing XRP Ledger (XRPL) transactions. Built to streamline transaction authorization, Joey Signer ensures private keys remain on the user’s device, maintaining the self-custodial ethos of Joey Wallet. Whether you’re building a dApp or integrating payment flows, Joey Signer simplifies transaction signing with a clean API and robust security ### Key Features * Secure Signing: Transactions are signed on-device using Joey Wallet’s encrypted key storage, ensuring private keys never leave the user’s phone. * Broad Transaction Support: Supports all XRPL transaction types, including Payments, Trustlines, Escrows, and AMM interactions. * WalletConnect Integration: Seamlessly connects to dApps via WalletConnect, enabling QR code-based authentication. * Developer-Friendly API: Easy-to-use endpoints for submitting and signing transactions. * Open-Source: Fully transparent codebase, for security and reliability. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.joeywallet.xyz/other-resources/signer-tool.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.