About Toolun
Toolun is a local-first, privacy-first online toolkit built to complete common tasks reliably in the browser.
Last updated: 2026-09-25
What Toolun is
Toolun brings image, PDF, media, text, developer and everyday tools into one site. We favor clear, verifiable tool behavior over hiding unrelated workflows behind an opaque black box.
Local by default
Most file processing happens in your browser and does not require uploading files to Toolun servers. Tools that download an engine or model, or call an external API, are labeled separately and explain their network boundary.
Transparent network behavior
When a tool must connect to the network, Toolun distinguishes CDN resource downloads from external API calls. External services, BYOK credentials and their data handling are not described as local processing.
Current service boundary
Toolun currently has no account, membership, cloud sync or cloud file-storage service. Preferences, projects and recoverable data are primarily stored in the current browser. If that boundary changes, the product disclosure and privacy policy will be updated first.
Open source and third-party software
Toolun uses open-source and third-party software and ships the required licenses, attribution and source-availability notices with the production artifact. See Third-party licenses.
Contact
Privacy, licensing, product or security questions can be sent to the published contact address: legal@toolun.com.