Comparison

SpoolKeep vs 3D Filament Inventory

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SpoolKeep

Features
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Simple 3D Printing Filament Spools Management Forget complex spreadsheets and bloated apps! SpoolKeep focuses on what matters to efficiently manage your filament collection. ALSO AVAILABLE ON MAC: • Same Apple ID? Your data syncs automatically via iCloud • Premium already purchased on iPhone? It works on Mac too — no need to buy it twice! • Seamless experience across all your Apple devices FREE VERSION - LIMITED TO 10 SPOOLS: • Perfect for getting started • All features included • Upgrade anytime to unlock unlimited spools PREMIUM UPGRADE - ONE-TIME PURCHASE: • Unlock unlimited spools (no recurring fees) • Single purchase, lifetime access • Shared across your iPhone and Mac • Perfect for serious 3D printing enthusiasts SIMPLE AND EFFECTIVE: • Clean, intuitive interface • Instant familiarity • No unnecessary features • Everything you actually need, nothing more THE ESSENTIALS, WELL DESIGNED: • Catalog your spools (PLA, PETG, ABS, TPU...) • Track your inventory in just a few taps • Find your filaments quickly • Add photos for instant identification • Easily spot started spools PRACTICAL AND FLEXIBLE: • Smart suggestions to avoid repetitive typing • Simple sorting by family, brand, type, or custom • Quick search • Data export/import and report

About

3D Filament Inventory

Read full description

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

SpoolKeep4 screens
3D Filament Inventory4 screens

Verdict

The call

The clearest difference is in-app purchases: 3D Filament Inventory at none against SpoolKeep's 1. 3D Filament Inventory also leads on update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement 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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. SpoolKeep sells 1 one-off in-app purchase. 3D Filament Inventory asks for nothing beyond the download.

UpkeepUpdate frequency

SpoolKeep ships an update every 2 months, 3D Filament Inventory every 2 weeks. Both last shipped on September 19, 2026.

Scorecard2 real differences Ā· 4 level
SpoolKeep versus 3D Filament Inventory: the parameters behind the verdict, then further details
ParameterSpoolKeep3D Filament Inventory
PriceFreeFree
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhoneiPhone, iPad — better
Requires iOS17 — better18.1
Further details — not scored
Size3 MB13 MB
Age rating4+4+
DeveloperClaude-Alain MullerVanesa Morales Jimenez

In-app purchases

1 purchases

SpoolKeep

One-time1
  • SpoolKeep Premium$1.99
None

3D Filament Inventory

No in-app purchases

Questions

Is SpoolKeep free?
SpoolKeep is free to download, with in-app purchases available.
Is 3D Filament Inventory free?
3D Filament Inventory is free to download, with no in-app purchases.
Do SpoolKeep or 3D Filament Inventory have ads?
Neither SpoolKeep nor 3D Filament Inventory shows ads.
Which is updated more often, SpoolKeep or 3D Filament Inventory?
SpoolKeep ships an update every 2 months, and 3D Filament Inventory every 2 weeks. Most recently, SpoolKeep was updated on September 19, 2026 and 3D Filament Inventory on September 19, 2026.

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