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.