Merge PDF
Combine multiple PDFs into one document.
All Tools
Browse every utility in the marketplace. Each card shows how your data is handled before you open it.
Device Only
Split / Extract PDF
Pull out pages or split a PDF into parts.
PDF e-Signature Verifier
Check who signed a PDF and whether it changed since.
Compress Image
Shrink image files without losing clarity.
Resize Image
Set exact dimensions, keep the aspect ratio.
CSV Cleaner
Trim, dedupe and tidy messy spreadsheets.
JSON Formatter
Validate and pretty-print JSON instantly.
Secure Password Generator
Create a strong password on your device.
Lucky Draw
Pick random winners fairly, on the spot.
Random Teams
Split a group into balanced teams.
QR Generator
Create a QR code from any link or text.
UUID Generator
Generate one or many unique identifiers.
Wallet Ownership Proof
Prove or verify who controls a crypto address with a signed message.
Crypto Address Validator
Check a crypto address is well-formed before you send.
Sanctions Address Check
Screen crypto addresses against the OFAC sanctions list.
Bank Exchange Rates
Compare Vietnamese banks' buying and selling rates, today and in the past.
VietQR Generator & Checker
Make a bank-transfer QR code, or check one before you pay.
Planned for later phases
Compress Video
Reduce video file size for sharing.
Large File Convert
Convert large files that need server help.
Summarize Document
Get a short summary of a long document.
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