The short answer is yes. Obsidian is widely considered one of the most secure and private applications in its category.
This is the official paid service. It features end-to-end encryption (E2EE). This means your data is encrypted on your device before it is sent to the cloud, and only you hold the key. Even the employees at Obsidian cannot read your notes. is obsidian safe to download
If you delete the app, your files remain safely on your computer. The short answer is yes
Because your data never leaves your device unless you choose to move it, the risk of a centralized data breach—like those seen with cloud-based apps—is virtually zero. Is the Obsidian Installer Safe? It features end-to-end encryption (E2EE)
On Windows and macOS, the app is digitally signed, meaning your operating system verifies that the code hasn't been tampered with by a third party.
If you'd like to explore how to further: Setting up Obsidian Sync with E2EE Auditing community plugins for safety Using GitHub for version-controlled backups