ToolNest

ToolNest is a lightweight, fully offline Android utility app with 16 practical tools — no accounts, no data collection, no internet required (except currency rates). **PDF Tools** • PDF Merger — combine multiple PDFs into one • PDF Splitter — extract selected pages from a PDF • Image to PDF — convert photos into a PDF document **Image Tools** • Image Compressor — reduce file size with quality/format/resize options, batch ZIP download • Passport Photo — create passport-size photo sheets with crop, brightness, border controls **Financial Calculators** • Loan EMI Calculator — real-time EMI, extra payments, savings, amortization schedule, PDF export • SIP Calculator — investment returns with frequency options and donut-chart summary • FD Calculator — cumulative & non-cumulative payouts with year-by-year growth schedule **Invoice Generator** • Create professional invoices with company/customer details, line items, GST/tax, discounts • Live preview, theme colours, PDF export & email — all offline **Converters** • Currency Converter — 160+ currencies with live rates (offline cached) • Area Converter — metric, imperial & South-Asian land units **Utilities** • QR Code Generator — create scannable QR codes from text or URLs • Password Generator — customisable length & character sets • Color Picker — HSV sliders with hex, RGB, CMYK values • Lorem Ipsum Generator — paragraphs or words for design mockups • Video Merger — combine multiple videos into a single MP4 **Privacy First** • No sign-up required • No data leaves your device • No ads, no tracking • Fully offline (except live currency rates) **Tech Details** • Material Design 3 with dark theme & dynamic colours (Android 12+) • Android 8.0 (API 26) and above • Built with Jetpack Compose Download ToolNest — your all-in-one pocket toolkit.