Comparison

Halo Time vs Spool Programmer

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

Head to head
About

Halo Time

Features
Read full description

Halo lets companies track their employee's time and get track of all the Jobs. It lets you add images, and documents to the app. Lets user track their hours and see the history of all the tracked time.

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!

Screenshots

Halo Time4 screens
Spool Programmer2 screens

Verdict

The call

Halo Time and Spool Programmer are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Halo Time ships an update weekly, Spool Programmer every 5 days. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

ScorecardNo meaningful differences
Halo Time versus Spool Programmer: the parameters behind the verdict, then further details
ParameterHalo TimeSpool Programmer
PriceFreeFree
Rating—5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyWeeklyEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad — betteriPhone
Requires iOS16.016.0
Further details — not scored
Size81 MB3 MB
Age rating4+4+
DeveloperUS SAFETY TECHNOLOGIES LLCMartin Bogomolni

In-app purchases

None

Halo Time

No in-app purchases

None

Spool Programmer

No in-app purchases

Questions

Is Halo Time free?
Halo Time is free to download, with no in-app purchases.
Is Spool Programmer free?
Spool Programmer is free to download, with no in-app purchases.
Do Halo Time or Spool Programmer have ads?
Neither Halo Time nor Spool Programmer shows ads.
Which is updated more often, Halo Time or Spool Programmer?
Halo Time ships an update weekly, and Spool Programmer every 5 days. Most recently, Halo Time was updated on September 24, 2026 and Spool Programmer on September 18, 2026.

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