Are KNothing tools really private?

Yes! All KNothing tools run 100% in your browser. Your files and data never leave your device or get uploaded to any server.

Do I need to register to use these tools?

No registration required. All tools are free to use instantly without any signup.

Can I use KNothing tools on mobile devices?

Yes! KNothing is fully responsive and works on all devices - desktop, tablet, and mobile.

Are the tools really free?

Absolutely! All tools are completely free with no hidden costs or premium tiers.

Online SQLite Viewer - Open .db Files Privately

Free Online SQLite Viewer & Database Browser (100% Private & In-Browser)

KNothing SQLite Viewer is a free, high-performance, web-based SQLite database browser. Built using cutting-edge WebAssembly (WASM) technology, it allows software developers, database administrators, and data analysts to inspect, query, and analyze .db, .sqlite, and .sqlite3 database files directly inside any web browser — without uploading your files to any external server.

Why Use Our Browser-Based SQLite File Opener?

🔒 100% Client-Side Privacy

Your SQLite files never leave your computer or mobile device. All SQL parsing and WebAssembly execution happen locally in your browser.

⚡ Instant High-Speed Querying

Open large database files up to 500MB instantly. Run custom SQL SELECT, JOIN, GROUP BY, and PRAGMA queries with zero network latency.

🌐 Cross-Platform & Zero Setup

Works on macOS, Windows, Linux, Android, and iOS. No need to install DB Browser for SQLite, SQLiteStudio, or command-line CLI tools.

📊 Auto Table Structure & Export

Automatic schema detection shows tables, columns, indexes, and primary keys. Inspect rows in a clean, scrollable data grid.

How to Open and Inspect SQLite Database Files Online

Select Your File: Click the "Open SQLite File" button or drag and drop your .db, .sqlite, or .sqlite3 file into the reader.
Browse Schema & Tables: View all database tables listed automatically in the left sidebar navigation.
Run Custom SQL Queries: Type any SQL statement in the query editor (e.g., SELECT * FROM users WHERE status = 'active') and click Run Query.
Inspect Data Grid: View query results, sort columns, and analyze data safely with full client-side privacy.

home.faq.title

Is it safe to view SQLite files online here?

Yes. KNothing uses **WebAssembly (WASM)** to process your .db files **100% locally** within your browser. No data is ever uploaded to a server.

What file formats are supported?

The viewer supports standard **SQLite database files**, typically with extensions like **.db, .sqlite, .sqlite3**, and .db3.

Do I need to install any software?

No. This is a purely **web-based tool**. You can open and analyze your database files directly in your modern web browser (Chrome, Edge, Firefox, Safari) without installing anything.

Can I run SQL queries on my database?

Yes. We provide a full **SQL Query Editor** where you can write and execute custom `SELECT` statements to filter and analyze your data.

Does this SQLite Viewer work offline?

Yes, KNothing is a **Progressive Web App (PWA)**. Once loaded, you can disconnect from the internet and still query your database files securely.

Best Online SQLite Viewer - Open DB File in Browser

Query Editor

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