SpoolTool vs 3D Filament Inventory
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
SpoolTool
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SpoolTool is a clean and easy-to-use app for tracking your 3D printing filament en accessories. Keep an overview of your filament spools, materials and remaining weight and accessories, so you always know what you have available before starting a print. Key features: ⢠Track filament spools and remaining weight ⢠Support for common materials like PLA, PETG and TPU ⢠Stock inventory ⢠Accessory inventory ⢠Simple and distraction-free interface ⢠iCloud synchronization SpoolTool+ (optional in-app purchase): ⢠Unlock additional filament materials ⢠Unlock all accessories ⢠Add more brands and detailed filament information ⢠Enable cost calculation features ⢠Configure spool stock locations SpoolTool does not require an account and does not collect personal data. App data can be stored securely using iCloud when enabled on your device. Built with focus on simplicity, privacy and ease of use.
3D Filament Inventory
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3D Printing Filament Inventory Never run out of filament mid-print again! 3D Filament Inventory App is the ultimate inventory management app for 3D printing enthusiasts. Keep track of all your filament spools, monitor usage, and make informed purchasing decisions with powerful analytics and beautiful visualizations. Complete Filament Inventory ⢠Organize filaments by type, brand, color, and material (PLA, PETG, ABS, TPU, Nylon, ASA, and more) ⢠Track multiple spools of each filament type ⢠Beautiful color indicators with gradient support ⢠Add photos for easy visual identification ⢠Custom material types for specialty filaments Smart Usage Tracking ⢠Monitor remaining filament on each spool ⢠Track active spool progress with visual indicators ⢠Get low-stock warnings when filament is running out ⢠Log consumption history for every print ⢠View detailed consumption statistics Financial Insights ⢠Track total investment in your filament collection ⢠Calculate remaining value of your inventory ⢠Monitor spending over time (monthly, quarterly, yearly) ⢠Understand cost per kilogram for better budgeting ⢠Track consumed value and consumption trends Powerful Analytics ⢠Interactive charts showing material distribution ⢠Brand and color breakdowns ⢠Consumption patterns over time ⢠Inventory health metrics ⢠Age tracking for spools Beautiful Design ⢠Modern, intuitive interface ⢠Color-coded organization with glow effects ⢠Quick search across all filament properties ⢠Swipe actions for fast management ⢠Edit mode for easy reorganization Perfect For: ⢠Hobby 3D printing enthusiasts ⢠Professional makerspaces ⢠3D printing businesses ⢠Educational institutions ⢠Anyone managing multiple filament types Key Features: Track unlimited filament types and spools Material-specific icons and colors Photo support for spools Consumption history with notes Low stock alerts Interactive statistics and charts Search and filter capabilities Offline-first - all data stored locally No subscriptions or ads Take control of your 3D printing inventory today with 3D Filament Inventory
Screenshots
Verdict
The clearest difference is in-app purchases: 3D Filament Inventory at none against SpoolTool's 1. 3D Filament Inventory also leads on iOS requirement (18.1 vs 26.0). On price, update cadence, ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. SpoolTool sells 1 one-off in-app purchase. 3D Filament Inventory asks for nothing beyond the download.
SpoolTool ships an update weekly, 3D Filament Inventory every 2 weeks. The most recent releases landed on September 8, 2026 and September 19, 2026 respectively.
| Parameter | SpoolTool | 3D Filament Inventory |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly ā better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.0 | 18.1 ā better |
| Further details ā not scored | ||
| Size | 9 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Luc Janssen | Vanesa Morales Jimenez |
In-app purchases
SpoolTool
- SpoolTool+$1.99
3D Filament Inventory
No in-app purchases
Questions
Is SpoolTool free?
Is 3D Filament Inventory free?
Do SpoolTool or 3D Filament Inventory have ads?
Which is updated more often, SpoolTool or 3D Filament Inventory?
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