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Exam Photo & Signature Formatter
Prepare application photos and signatures to exact dimensions and file-size targets.
HEIC to JPG Converter
Convert iPhone HEIC photos to JPG privately in your browser. Batch up to 5 files at a time.
Compress Image
Reduce JPG, PNG and WebP file size for forms, websites and sharing.
Resize Image
Resize photos to exact pixel dimensions without uploading them to a server.
Convert Image
Convert common image formats to JPG, PNG or WebP in your browser.
Images to PDF
Combine JPG and PNG images into one downloadable PDF.
Merge PDF
Combine multiple PDF files into one document securely in your browser.
Compress PDF
Reduce PDF file size for forms, email and sharing.
Free QR Code Generator
Create permanent static QR codes with no expiry or scan limits.
UPI QR Code Generator
Create a free UPI payment QR for any valid UPI ID.
JSON Formatter & Validator
Format, minify and validate JSON instantly in your browser.
Word & Character Counter
Count words, characters, lines and estimated reading time instantly.
Percentage Calculator
Calculate percentages, increases and decreases quickly.
GST Calculator India
Add or remove GST and see the base amount and tax instantly.
UTM Campaign URL Builder
Build tagged campaign URLs for Google Analytics and marketing reports.
How to choose from all free online tools.
Browse free PDF, image, QR, calculator, developer, text and business tools by SAPORIGO. Choose the smallest focused tool that produces the result you need, then verify the output before official or business use.
Start with what you need to download, calculate or share—not with technical settings. Each tool page explains its input and result.
Look for the on-device label. A feature requiring server, API or AI processing will disclose that path before it starts.
Confirm file type, dimensions, size, visible content, totals or encoded destination. Receiving portals may enforce their own rules.
Are these tools free?
Current browser essentials are free. Any future paid server, API or AI action will show the price or credit requirement before processing.
Do I need to create an account?
No account is required for ordinary free browser tools. Accounts are intended for paid benefits, credits, saved work and subscriptions.