SpoolFlux vs FilaSpool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SpoolFlux
Manage NFC tags for 3D printer filament spools with support for various formats like OpenSpool and TigerTag. Features automatic color detection, temperature presets, and a comprehensive filament library. Integrates with the OpenFilament Database.
- Read/write multiple NFC tag formats
- Automatic color detection via TD1 device
- Customizable temperature presets
- Extensive filament and material library
- Support for multicolor filaments
- Import from OpenFilament Database
- Save, load, and export filament data
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iOS app for reading and writing NFC tags on 3D printer filament spools. Supports OpenSpool, OpenPrintTag, ACE Pro, and TigerTag. Features: - Multiple NFC formats: read and write OpenSpool (ISO 14443), OpenPrintTag (ISO 15693/SLIX2), ACE Pro, TigerTag, and OpenTag3D - TD1 filament scanner: automatic color detection via USB-MIDI (connect the TD1 device using a Lightning/USB-C adapter) - Extruder temperature range (150–420 °C, 5 °C steps) with Min/Max slider - Heated bed temperature range (0–160 °C, optional) - Temperature presets per material - 24 predefined colors, add your own - Multicolor filaments: create multiple colors per filament (e.g., for multicolor spools) - 42 materials (PLA, PETG, ABS, TPU, PEEK, and more), add your own - 21 material variants (Matte, Silk, Rainbow, Glow, Carbon, and more), add your own - 42 predefined filament brands, add your own brands - Optional filament properties: weight (250 g–10 kg), diameter (1.75 / 2.85 mm), Spoolman-compatible spool ID - Filament library: save, load, search filaments, and export/import as a .sftemplate file - OpenFilament Database (OFDB): import filament data from the community database - JSON preview with syntax highlighting
FilaSpool
Manage your 3D printing filament inventory and track print jobs. Easily identify and update spools using NFC tags. Features AI-powered analysis of slicer screenshots for efficient logging.
- Filament and spool inventory management
- Track weight remaining and cost per spool
- Log print jobs and deduct filament usage
- AI-powered slicer screenshot analysis
- NFC tag support for spool identification
- Data backup and restore
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FilaSpool is the essential inventory manager for 3D printing enthusiasts. Keep track of every filament and spool you own, log your print jobs, and use NFC tags to instantly identify and update spools right at your printer. INVENTORY MANAGEMENT • Add filaments with brand, material, color, temperature profiles, and cost • Track multiple spools per filament with weight remaining • Archive empty spools without losing history • Group and browse inventory by brand PRINT JOBS • Create print jobs manually or import from a slicer screenshot using AI • Log print runs to automatically deduct filament usage from inventory • Track cost per print and view run history • Attach photos of your finished prints NFC TAG SUPPORT • Read and write OpenSpool and OpenPrintTag NFC tags • Read OpenTag3D NFC tags • Scan a tag to instantly match it to your inventory • Set your preferred tag format in settings SMART FEATURES • AI-powered slicer screenshot analysis (Claude, OpenAI, or Gemini) • Full data backup and restore FilaSpool requires an iPhone with NFC capability (iPhone 7 or later).
Screenshots
Verdict
The clearest difference is in-app purchases: SpoolFlux at none against FilaSpool's 1. SpoolFlux also leads on ratings volume (8 vs 1) and update cadence (weekly vs fortnightly). FilaSpool's advantage is iOS requirement (15.1 vs 18.6). On price, rating, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. FilaSpool sells 1 one-off in-app purchase. SpoolFlux asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for SpoolFlux against 5.0 for FilaSpool. That said, the two scores are not equally well evidenced: SpoolFlux has 8 ratings behind it against 1, so its average is the more settled of the two.
SpoolFlux ships an update weekly, FilaSpool fortnightly. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.
| Parameter | SpoolFlux | FilaSpool |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (8 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 8 — better | 1 |
| Update frequency | Weekly — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 18.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 7 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Reimar Metzen | Jon Clark |
Customer experience
SpoolFlux
FilaSpool
In-app purchases
SpoolFlux
No in-app purchases
FilaSpool
- FilaSpool Plus$4.99








