Calculator - Hide Photo, Video

Looking for a clean, professional-grade calculator that also keeps your private files safe?

Welcome to Global Calculator – the ultimate utility app designed for precision calculations, seamless multitasking, and complete personal privacy.

Global Calculator combines a premium, high-precision mathematical engine with a military-grade Secure Vault and a system-wide Floating Window. Hide photos, lock videos, and protect sensitive files behind a fully functional calculator interface.

🔢 SMART & PRECISION CALCULATOR
Perform everything from simple everyday math to complex scientific operations.
• High-precision engine for arbitrary-length calculations without overflow.
• Persistent History: Quickly view, reuse, or share past calculation records.
• Beautiful UI: Crafted with modern Outfit typography and smooth transitions.
• Native, non-intrusive design optimized for all screen layouts.

📱 FLOATING WINDOW (MULTITASKING)
Never switch apps to calculate again.
• System-Wide Overlay: Open a compact, fully interactive calculator over any other app.
• Draggable & Resizable: Move the calculator anywhere on your screen for uninterrupted workflow.
• Seamless Sync: Calculations sync perfectly between the floating overlay and the main app.

🛡️ MILITARY-GRADE SECURE VAULT (HIDDEN CHAMBER)
Protect your private media and documents using industry-standard local encryption.
• Hidden Entrance: Access your vault only by entering your secret PIN and pressing the designated key on the calculator.
• AES-256 Encryption: Your files are encrypted locally on your device. We never have access to your private files.
• Zero-Knowledge Backup: Rest easy knowing your recovery metadata is securely synced. We cannot read your PIN or see your files.
• Master Recovery Key: Set up a secure 8-12 alphanumeric recovery code to regain access to your vault if you ever forget your PIN.
• Authenticated Cloud Recovery: Secure, serverless PIN/Access recovery via Google Identity and secure email dispatch.

🔒 WHY CHOOSE GLOBAL CALCULATOR?
1. True Privacy: Unlike other vault apps that upload files to their servers, Global Calculator encrypts and stores your files strictly on your local device storage.
2. Sleek Visuals: Say goodbye to boring gray utilities. Experience our curated Emerald, Cyan, Violet, and Coral theme design system.
3. Lightweight & Fast: Built using Kotlin Multiplatform for optimal performance and battery efficiency.

HOW IT WORKS:
1. Open the app and use it as a standard calculator.
2. Set up your secret PIN during your first launch of the Vault.
3. Type your PIN on the calculator keys to open your private vault.
4. Import photos, videos, and documents to encrypt them instantly.

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Permission Notice:
• Storage/All Files Access: Required to encrypt and decrypt your files to and from the secure vault folder.
• Display over other Apps: Required if you want to use floating calculator feature
• Network Access: Required for secure account authentication, recovery email services, and Google-verified cloud sync.