Spool Programmer

Now updated with customizable settings. widget support and detailed tag information! Manage your 3D printer filament spools with NFC tags.

Transform your 3D printing workflow with Spool Programmer, the essential tool for programming RFID tags on your filament spools. Whether you're using Anycubic printers or building your own filament management system, this app makes tag programming simple, fast, and reliable.

POWERFUL FEATURES

• Write complete filament data to NTAG215/216 tags in seconds • 18 pre-configured profiles covering all major filament types • Read existing tags to verify or clone configurations • Check tag status and memory layout • Format tags for fresh programming • Custom color selection with RGB sliders and 16 presets • Support for 500g, 1kg, and 2kg spool sizes • Configurable print temperatures (nozzle, bed, chamber)

FILAMENT TYPES SUPPORTED

PLA, PLA+, PLA Matte, PLA Silk, PETG, ABS, TPU, Nylon, ASA, PC, PVA, HIPS, and BVOH. Each profile includes optimized default temperatures that you can customize.

INTUITIVE INTERFACE

Beautiful card-based design that guides you through every step. Select your filament type, choose a color, adjust temperatures, and write—all in a clean, modern interface that follows Apple's design guidelines.

SMART & SAFE

• Automatic detection of write-protected tags • Clear error messages with helpful guidance • Validates tag compatibility before writing • Preview data before committing to tag • No account required, no tracking, no ads

PERFECT FOR

• Makers managing multiple filament spools • 3D printing enthusiasts with Anycubic printers • Anyone building custom filament management systems • Hackerspaces and makerspaces • Professional print farms

TECHNICAL DETAILS

Supports standard NTAG215 and NTAG216 NFC tags with 144-byte user memory. Uses the same data format as the ACE-RFID project, ensuring compatibility with existing ecosystems. All processing happens on-device—your data never leaves your iPhone.

REQUIREMENTS

iPhone 7 or later with NFC capability running iOS 16.0 or later. You'll need blank NTAG215 or NTAG216 tags (widely available online). Note: Pre-programmed manufacturer tags may be write-protected.

FREE & OPEN

Based on the community-driven ACE-RFID project. No subscriptions, no in-app purchases, no data collection. Built by makers, for makers.

Start programming your filament tags today and take control of your 3D printing workflow!