Smart Tools: All in One Box

Content rating
Everyone
0+
Downloads
Content rating
Everyone
Learn more
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

Smart Tools: All in One is your ultimate pocket utility box, packing 23+ essential everyday tools and intelligent on-device AI helpers into one single, lightweight, and 100% offline application.

Replace dozens of cluttering single-purpose apps with one powerful, battery-efficient Swiss Army knife for your phone!

━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✨ 23+ SMART TOOLS AT YOUR FINGERTIPS
━━━━━━━━━━━━━━━━━━━━━━━━━━━━

🔍 SCANNER & SMART AI TOOLS
• QR Code Scanner: Ultra-fast QR reader with AI Smart Actions (1-tap dial, email, UPI copy, WiFi auto-connect).
• QR Code Generator: Create custom QR codes for WiFi, WhatsApp, URLs, Contacts & Text.
• Barcode Scanner: Instantly scans EAN, UPC & Product codes with 1-tap web search.
• Text Scanner (OCR): Extract editable text from photos instantly with On-Device AI and export as PDF/TXT.
• Color Detector & Harmonies: K-Means AI extracts dominant palettes from photos and suggests Color Wheel harmonies (Complementary, Triadic, Monochromatic) + WCAG contrast ratings.
• Password AI & Security Vault: Generates cryptographically secure passwords and audits security using Shannon Entropy and offline brute-force crack-time estimation.

📐 MEASUREMENT & SENSORS (KALMAN FUSION)
• Spirit Level & Inclinometer: Precision 2D bubble level with Kalman Filter sensor fusion for ultra-stable surface slope (%) and angle readout.
• Digital Compass: High-accuracy directional dial with azimuth degree and magnetic bearing.
• Sound Decibel Meter: Live acoustic analyzer with OSHA/NIOSH auditory safety exposure advisor.
• Metal & EMF Detector: Detects ferromagnetic metals and electromagnetic radiation using magnetic sensors.
• Screen Ruler: Accurate dual-unit (MM, CM, Inch) caliper for measuring small physical objects.

🧮 CALCULATORS & CONVERTERS
• Smart Calculator: Clean math expressions calculator with calculation history log.
• Unit Converter: Instant conversions across 7 categories (Length, Weight, Temperature, Digital Storage, Speed, Area, Volume).
• Age Calculator: Calculates exact age in years, months, days, plus countdown to your next birthday.
• BMI & Health Calculator: Body Mass Index calculator with health category insights.
• Discount & Tip Calculator: Calculate sales discounts, restaurant tips, and split bills easily.

⚡ DAILY UTILITIES & HEALTH
• Step Counter & Pedometer: Offline tri-axial accelerometer peak detection tracking steps, distance (km), active time, and calories burned.
• Image to PDF Converter: Convert multi-page camera photos and gallery images into high-quality PDF documents.
• Secure Notes & Vault: Biometric-protected offline notepad for sensitive thoughts, passwords, and records.
• Super-Bright Flashlight: High-power LED torch with Police Strobe, SOS, and Screen Light modes.
• Digital Magnifier (Loupe): HD zoom magnifying glass with torch support for reading small text.
• Stopwatch & Precision Timer: Millisecond-precision lap timer and countdown tool.
• Digital Tally Counter: Multi-purpose click counter with vibration feedback and custom target goals.

━━━━━━━━━━━━━━━━━━━━━━━━━━━━
🌟 WHY CHOOSE SMART TOOLS?
━━━━━━━━━━━━━━━━━━━━━━━━━━━━
✔ 100% Offline & Private: No internet required for core tools; zero personal data leaves your device.
✔ Modern 3D Glassmorphism UI: Beautiful, intuitive, and responsive design with full Dark Mode support.
✔ Lightweight & Battery Friendly: Highly optimized code ensures minimal battery and RAM consumption.
✔ Quick Access Favorites: Pin your most used tools to the top for 1-tap instant launching.

━━━━━━━━━━━━━━━━━━━━━━━━━━━━
📬 CONTACT & SUPPORT
━━━━━━━━━━━━━━━━━━━━━━━━━━━━
Developed with ❤️ by Samriva Labs.
• Website: https://rajneedubey.github.io
• Support Email: rajnee.dubey1987@gmail.com
• Privacy Policy: https://rajneedubey.github.io/SmartTools/policy.html
• Terms of Service: https://rajneedubey.github.io/SmartTools/terms.html
23+ Offline Utilities: QR Scanner, Compass, Ruler, Sound Meter & Calculators
Updated on
Oct 5, 2026
Featured stories

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    App activity and Device or other IDs
  • This app may collect these data types
    App activity, App info and performance, and Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

• 23+ All-in-One smart offline utility tools.
• Added On-Device AI: Smart Entity Extractor (QR/OCR/Barcode), Color Harmonies & Password Auditor.
• Added Pedometer (Step Counter) & Kalman-filtered Level Tool.
• Real-time OSHA hearing safety in Sound Meter.
• Full Android 15 Edge-to-Edge support, performance & memory optimizations.