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Quick answers to common questions about our client-side utilities.
Absolutely not. All file compression, format conversion, and password generation happen entirely inside your browser's local sandbox memory. No files are ever sent to any backend servers.
Yes. Once the website is loaded in your browser, all core functionalities will run without an active internet connection, as all scripts compile locally.
Yes, all features are 100% free with no hidden charges, caps, account requirements, or download queues.
The Currency Converter utilizes the free public exchange rate API (from openrates or similar public endpoints) to gather daily conversions, which are cached in your local storage for speed.
The only file size limits are dictated by your browser's local memory and machine performance. For example, processing 1GB+ files may cause browser tabs to exceed memory allocations, but standard sized images/documents process seamlessly.
Our generator utilizes the browser-native `crypto.getRandomValues()` API, which is a cryptographically secure pseudorandom number generator (CSPRNG) suitable for security keys.
Yes! We love hearing from our community. Use the contact form above and select "Suggest a Tool" to drop us your ideas.
LocalTools is sponsored by developers and supported via voluntary donations. We aim to keep the experience completely free from cookie tracking and popup ads.