Tag My Spool

NFC/RFID Filament NFC Tag Reader & Writer for 3D Printer Spools.

Tag My Spool lets you read, write, and manage filament spool tags effortlessly -- so your printer always knows what material it's working with.

Whether you're labeling PLA, PETG, or specialty filaments, Tag My Spool keeps your spools organized with precise data tracking and instant tag access.

# Key Features
- Smart Spool Management
- Create and write detailed NFC tags for your filament spools
- Save presets for material type, sub type, color, brand, filament diameter, spool weight and temperatures
- Manage brands, material types, material sub-types, spool weights and filament diameters in settings
- Instantly read existing tags to view stored data
- Label Printer - Print or export labels with the same information. Customiser has options to select/arrange fields, bold, italics & border control.

# Protocol Support
- ACE Pro -- full support for all fields including bed temperature, spool weight, diameter, and length
- OpenSpool -- JSON-based NFC standard (material, color, brand, hotend temperature)
- OpenPrintTag -- binary CBOR NFC standard - with basic field support only (see screenshots)

# Advanced Material Settings
- Record temperature ranges (Hotend & Bed) for each material
- Set filament diameter and spool length in meters
- Set TD (Transmission Distance) field in Advanced Settings for OpenPrintTag protocol, used by HueForge.
- Assign a Spool ID (Spoolman-compatible) when using the OpenSpool protocol

# Filament Library
- Browse the Open Filament Database with thousands of community filament profiles
- Filter by brand, material type, and sub-type
- Import profiles directly into your saved tags with one tap

# Customization Options
- Define brand names, materials & sub-type, filament diameters, spool weights and manage them easily (add, edit, or delete)
- Assign colors with a visual color picker
- Choose material type from a built-in list (PLA, PETG, ABS, and more)
- Configure bed and hotend temperatures, spool weight, and filament length

# Save/Load Tags
- Save and load tag configurations for reuse
- Keep your favorite setups organized under Saved Tags

# Backup & Restore
- Export your entire library (tags, brands, materials) as a JSON backup file
- Import backups to restore or transfer your data
- Migrate saved tags from previous versions via iCloud

# Technical Highlights
- Supports NFC tag scanning and writing (NTAG series compatible)
- Tag formatting -- erase all data on a tag when needed
- Light/Dark mode support
- Configurations saved locally and synced to iCloud
- Works offline -- no cloud required

# Perfect For
- 3D printing enthusiasts
- Makers managing multiple filament types
- Anyone using Anycubic ACE Pro, OpenSpool, or OpenPrintTag compatible spools

Updates & bug fixes: We accept feature requests and bug reports over email - details provided in the app.

Let's stay organised & print smarter.
Tag your spools!