Comparison

OpenSpool vs SpoolKeep

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

Head to head
About

OpenSpool

This utility app functions as a universal RFID reader for 3D printers. It supports various RFID systems used for 3D printer filament, including OpenSpool, OpenTag, and Creality. More information on integration is available via a provided GitHub link.

Highlights
  • Universal RFID reader
  • Reads OpenSpool RFID systems
  • Reads OpenTag RFID systems
  • Reads Creality RFID systems
  • Supports other RFID systems
  • 3D printer filament tracking
Features
Read full description

OpenSpool is the universal RFID reader for 3d printers. It reads OpenSpool, OpenTag, Creality and other RFID systems for 3d printer filament. See https://github.com/spuder/openspool for more information on integrating a RFID reader into your 3d printer.

About

SpoolKeep

Features
Read full description

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

Screenshots

OpenSpool4 screens
SpoolKeep4 screens

Verdict

The call

The clearest difference is in-app purchases: OpenSpool at none against SpoolKeep's 1. OpenSpool also leads on iOS requirement (15.1 vs 17). On price, 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

CostPrice · In-app purchases · Ads · Monetization

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

Scorecard2 real differences · 8 level
OpenSpool versus SpoolKeep: the parameters behind the verdict, then further details
ParameterOpenSpoolSpoolKeep
PriceFreeFree
Rating4.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequency—Every 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better17
Further details — not scored
Size12 MB3 MB
Age rating4+4+
DeveloperSpencer OwenClaude-Alain Muller

In-app purchases

None

OpenSpool

No in-app purchases

1 purchases

SpoolKeep

One-time1
  • SpoolKeep Premium$1.99

Questions

Is OpenSpool free?
OpenSpool is free to download, with no in-app purchases.
Is SpoolKeep free?
SpoolKeep is free to download, with in-app purchases available.
Do OpenSpool or SpoolKeep have ads?
Neither OpenSpool nor SpoolKeep shows ads.

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