NFC Tag Writer & Reader Tools

NHV Apps Studio

Contains adsIn-app purchases

About this app

NFC Tag Tools: Reader & Writer is a professional-grade NFC utility for Android. Read any Tag, Write any Data type, Erase any NFC Tags, view full chip information, automate your device, clone tags, verify authenticity, and manage your entire NFC history — all from one powerful app built for every type of user.

📡 READ AND SCAN NFC TAGS

Hold your phone near any compatible tag for an instant, full decode of its content:
✦ Plain text, web URLs, email addresses, phone numbers, GPS coordinates
✦ WiFi network credentials and digital vCard contact records
✦ Full chip technical info — tag type, serial number, memory size, timeout, transceive length
✦ Technology detection — NfcA, NDEF, MifareUltralight, MifareClassic
✦ Manufacturer signature validation using NXP public key
✦ Detects unknown formats and non-NDEF chips automatically
✦ Complete Read History log saved after every scan

✏️ WRITE ANY DATA TO NFC TAGS

Program NFC tags with the widest range of supported data types:
✦ Plain Text — write any string directly onto a tag
✦ Web URL — HTTP, HTTPS, FTP, SFTP, FILE, RTSP, TELNET, SMB, NFS, DAV
✦ Email — recipient address, subject line, and message body pre-configured
✦ Phone Number — instant dial on tap
✦ Geo Location — GPS coordinates that open directly in maps
✦ WiFi Credentials — SSID, password, and security type (WPA/WPA2, WEP, Open)
✦ vCard Business Card — name, phone, email, company, job title, and address
✦ Social Profiles — Facebook, Instagram, LinkedIn, WhatsApp, TikTok, Skype, Slack, WeChat
✦ Full Write History log for instant re-use of saved configurations

⚡ NFC AUTOMATION TASKS

Turn any blank tag into a physical device automation trigger:
✦ Toggle WiFi or Bluetooth on, off, or switch states
✦ Set ringtone, media, call, alarm, or all volume channels simultaneously
✦ Adjust screen brightness to a predefined level
✦ Configure screen timeout from 15 seconds to 30 minutes
✦ Toggle screen auto-rotation on or off
✦ Launch any installed Android app by package name
✦ Instantly dial or pre-fill a number on the dial pad

ℹ️ FULL TAG INFO AND DIAGNOSTICS

It delivers the most detailed chip information viewer:
✦ Tag type, chip architecture, and full technology stack
✦ Serial number, max NDEF size, writable and read-only status
✦ Record type, data format, timeout, and transceive length
✦ Compatibility Tester — verifies read, write, and lock support per device
✦ Verdict: Fully Compatible ✓ or Restricted Support ⚠

🔒 SECURITY AND TAG LOCKING

✦ Set Password — restrict unauthorized writes with a custom 4-character password
✦ Remove Password — restore write access with correct authentication
✦ Lock Tag (Permanent) — freeze memory into irreversible read-only mode forever
✦ Verify Authenticity — NXP cryptographic signature checks with 98% clone detection confidence
✦ Forensic Report — chip authenticity, manufacturer trace, data integrity score, backdoor detection
✦ Result states: Genuine ✓ | Mismatch Found ⚠ | Backdoor Detected ✗ | Verified ✓

🔁 CLONE AND BATCH COPY TAGS

✦ Copy Tag — duplicate any tag's NDEF configuration onto a blank target instantly
✦ Copy to Infinity Mode — batch-write cloned payloads to unlimited tags consecutively
✦ Cloned data stored locally for future duplication sessions
✦ Ideal for retail, events, product labeling, and commercial deployments

📷 QR CODE BRIDGE

✦ QR to NFC — scan any QR code and write its decoded content onto a tag
✦ NFC to QR — convert any tag payload into a high-resolution shareable QR code

🔬 ADVANCED TOOLS

✦ Raw Data Viewer — transmit manual byte commands and inspect chip responses
✦ Memory Block Dump — full hex dump of Mifare Ultralight internal memory blocks
✦ Erase Tag — wipe all NDEF records and reset to blank
✦ Format Tag — deep NDEF structure reset for corrupted or non-standard chips

Supported chips: NTAG213 · NTAG215 · NTAG216 · Mifare Ultralight · Mifare Classic 1K · NDEF smart cards · NXP chips

⭐ Download NFC Tag Tools: Reader & Writer — the only NFC app you will ever need.

What’s new

All new User Interface.
All New Features.
Bugs Fixed.