Comparison

Spool Programmer vs PaxxMaker

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

Head to head
About

Spool Programmer

This app allows users to program RFID tags for 3D printing filament spools. It supports various filament types and spool sizes, offering features like reading existing tags, checking memory, and custom color selection. All processing is done on-device for privacy and security.

Highlights
  • Write filament data to NTAG215/216 tags
  • 18 pre-configured filament profiles
  • Read and verify existing tags
  • Check tag status and memory
  • Format tags for programming
  • Custom color selection
  • Support for various spool sizes
Features
Read full description

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!

About

PaxxMaker

Monitor and control your 3D printer remotely. View live print progress, temperatures, and camera feeds. Receive notifications for print status and filament changes. Manage spools and track power consumption.

Highlights
  • Live print progress and ETA
  • Real-time temperature monitoring
  • Camera stream viewing
  • Print status notifications
  • Smart plug integration for auto shutdown
  • Filament spool tracking
  • Apple Watch app and widgets
Features
Read full description

PaxxMaker – your 3D prints, always under control. The ultimate control app for your Snapmaker U1 with paxx12 custom firmware and Klipper-based single-nozzle printers. Everything in view – from iPhone, iPad and Apple Watch. By default everything runs locally on your network – cloud features only if you want them. CONTROL & MONITOR • Live print progress with percentage and ETA • Real-time temperatures: extruder, heated bed, motors, chamber • Pause, resume, stop & emergency stop • Browse files and start prints directly • Live camera stream NOTIFICATIONS • Push on print finished, cancelled, paused and empty filament – on the U1 with the affected nozzle • Server push works even with the app closed; local mode stays entirely on your own network • Live Activity on the Lock Screen and Dynamic Island SMART PLUG • Switch Tuya and Shelly plugs and see live wattage • Auto Shutdown: the plug switches off automatically after a print – with an adjustable delay, optionally after a cancel too • Cost per print: power consumption plus filament used, priced via your Spoolman spool or the slicer profile – with history and per-head details SPOOLMAN – FILAMENT TRACKED AUTOMATICALLY • Keep track of how full each spool is • Change spools right from the app • Per-nozzle tracking – assign a spool to each nozzle, and in multi-colour prints Spoolman deducts from the right spool the moment the nozzle changes • SpoolLink: the assignment follows the spool's RFID tag – even when moved to another nozzle MULTIPLE PRINTERS • Swipe between your printers • Own colour theme per printer • Automatic printer discovery on the network • Remote access via OctoEverywhere WIDGETS & APPLE WATCH • Home Screen widgets with live progress • Apple Watch app with real-time data and complications NFC SPOOLS • Read and write filament spools via NFC – colour, material and temperature range right on the tag MAKE IT YOURS • Arrange and hide tiles freely • Custom G-code macros with icons and colours • Firmware configuration and calibration right from the app • 7 languages: German, English, French, Spanish, Italian, Portuguese, Chinese (Simplified) Note: This app requires the paxx12 custom firmware for the U1 or a Klipper-based printer. Auto Shutdown and cost tracking require a smart plug. Use at your own risk. PaxxMaker is a passion project I develop in my spare time. If you like the app and want to support its development, a donation is very much appreciated – thank you! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Spool Programmer2 screens
PaxxMaker4 screens

Verdict

The call

The clearest difference is in-app purchases: Spool Programmer at none against PaxxMaker's 4. Spool Programmer also leads on iOS requirement (16.0 vs 18.4). PaxxMaker's advantage is device support (3 vs 1). On price, rating, review sentiment and ratings volume 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. PaxxMaker sells 4 in-app purchases, starting at $1.99 per month. Spool Programmer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Spool Programmer against 5.0 for PaxxMaker. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Spool Programmer ships an update every 5 days, PaxxMaker every 9 days. The most recent releases landed on October 6, 2026 and October 20, 2026 respectively.

Scorecard4 real differences · 6 level
Spool Programmer versus PaxxMaker: the parameters behind the verdict, then further details
ParameterSpool ProgrammerPaxxMaker
PriceFreeFree
Rating5.0 (3 ratings)5.0 (3 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings33
Update frequencyEvery 5 days — betterEvery 9 days
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad, Apple Watch — better
Requires iOS16.0 — better18.4
Further details — not scored
Size3 MB22 MB
Age rating4+4+
DeveloperMartin BogomolniDaniel Richter

Customer experience

Spool Programmer

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

PaxxMaker

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Spool Programmer

No in-app purchases

4 purchases

PaxxMaker

Subscriptions2
  • Monthly Supporter$1.991 Month
  • annual Support$9.991 Year
One-time2
  • Support 1.99$1.99
  • Support 4.99$4.99

Questions

Is Spool Programmer free?
Spool Programmer is free to download, with no in-app purchases.
Is PaxxMaker free?
PaxxMaker is free to download, with in-app purchases available.
Which has better reviews, Spool Programmer or PaxxMaker?
Spool Programmer and PaxxMaker are both rated 5.0 out of 5 on the App Store, from 3 and 3 ratings respectively.
Do Spool Programmer or PaxxMaker have ads?
Neither Spool Programmer nor PaxxMaker shows ads.
Which is updated more often, Spool Programmer or PaxxMaker?
Spool Programmer ships an update every 5 days, and PaxxMaker every 9 days. Most recently, Spool Programmer was updated on October 6, 2026 and PaxxMaker on October 20, 2026.

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