Available
Images
Convert, inspect, compress, recognize text, remove backgrounds, resize, and edit images locally.
View Image tools →Private by design
Essential tools.
Your data stays on your device.
Private browser tools that process your files and inputs locally—without uploading them to any server.
- Not uploaded to any server
- Processed locally
- No account needed
Essential tool collection
91 tools, in your browserIMImages
PDFPDF
123Calculators
₹Finance
BIZBusiness
CSVData
</>Developer
TXTText
QRQR
DEVDevice
AVMedia
Your input→Browser processing→Your result
Files stay in your browser · No account
Your data stays on your device
Find a tool
Search the local tool collection
Search happens instantly on this page. The query is not uploaded to any server.
Available now
Choose the tools you need
Track spending or work with images—all processed locally in your browser.
Available
Compress, organize, merge, split, rotate, create, and render PDFs locally.
View PDF tools →Available
Calculators
Convert units and calculate dates, loans, BMI, percentages, age, and compound growth without tracking.
View calculators →Available
Finance
Track spending, budgets, and income locally without a bank connection.
Open Spending Tracker →Available
Business
Create polished business documents locally without an account or cloud workspace.
View Business tools →Available
Data
Inspect and transform JSON and CSV data locally.
View Data tools →Available
Developer
Format JSON and decode JWT or Base64 content locally.
View Developer tools →Available
Text
Count, compare, and transform written content locally.
View Text tools →Available
QR
Create and read QR codes locally without an external API.
View QR tools →Available
Device
Test and use browser hardware locally without sending recordings to StayInBrowser.
View Device tools →Available
Media
Trim, join, and convert browser-readable audio, video, and animated images locally.
View Media tools →Featured tools
A useful place to start
Editorially featured tools—not usage statistics or invented popularity claims.
Available
HEIC to JPG
Convert iPhone HEIC and HEIF photos to widely compatible JPG files.
Available
Background Remover
Remove an image background with an on-device segmentation model and download a transparent PNG.
Available
Image to Text
Extract English text from JPG, PNG, or WebP images with local OCR.
Available
Compress Image to Target Size
Aim for an approximate maximum KB or MB size using measured quality and optional dimension adjustment.
Available
Merge PDF
Reorder and combine multiple PDF files into one document locally.
Available
Compress PDF
Reduce PDF size with structure-preserving cleanup or an explicitly flattened page-image mode.
Available
OCR PDF
Add an invisible English text layer to scanned PDFs while preserving the original page appearance.
Available
Edit / Annotate PDF
Add text, highlights, drawings, shapes, images, and visual whiteout to PDF pages.
Available
QR Code Generator
Create customizable QR codes for links, Wi-Fi, contacts, email, phone, SMS, and text.
Available
Unit Converter
Convert length, mass, temperature, area, volume, speed, storage, pressure, energy, power, and time.
Available
Webcam Test
Test a camera preview, resolution, frame rate, camera selection, and local snapshots.
Available
Redact PDF
Permanently remove covered content by rebuilding affected pages from sanitized pixels.
Available
Invoice Generator
Create a polished invoice PDF with line items, tax, and notes.
Private money tools
Understand spending without sharing it.
A full local spending, budget, CSV import, and backup workspace—without an account or bank connection.
Available
Private Spending Tracker
Track expenses, budgets and income locally on your device.
The StayInBrowser standard
Local processing is a sensible default.
01
Local firstYour files are processed in your browser.
02
Clear explanationsYou can understand what a tool does before you use it.
03
Zero tool-data sharingYour files and financial records stay in your browser.