# Spool Programmer vs Spool Master

The clearest difference is in-app purchases: Spool Programmer at none against Spool Master's 2. Spool Programmer also leads on ads (none vs shown) and ratings volume (3 vs 1). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. Spool Master sells 2 in-app purchases, starting at $1.99 per month. Spool Programmer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Spool Programmer against 5.0 for Spool Master. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Spool Programmer ships an update every 5 days, Spool Master every 4 days. The most recent releases landed on September 18, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Spool Programmer | Spool Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/spool-programmer/id6753324939/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/spool-master/id6757678949/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 39 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Martin Bogomolni](https://appshunter.io/developer/1843504794) | [Sebastien Girod](https://appshunter.io/developer/1472154080) |

## What reviewers say

### Spool Programmer

[App page](https://appshunter.io/ios/app/spool-programmer/id6753324939)

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:** macOS Compatibility

**In-app purchases:** none


### Spool Master

[App page](https://appshunter.io/ios/app/spool-master/id6757678949)

Manage your 3D printing filament stock with NFC tag reading/writing, inventory tracking, and smart shopping lists. Optimize expenses and reduce waste for hobbyists and professionals.

**Highlights:** NFC reading and writing for spool tags, Complete inventory management, Detailed statistics and value tracking, Automatic low stock alerts, Smart shopping list generation, Print settings configuration, Multi-device synchronization

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spool Master Monthly | $1.99 | per month |
| Spool Master Yearly | $9.99 | per year |


## Frequently asked questions

### Is Spool Programmer free?

Spool Programmer is free to download, with no in-app purchases.

### Is Spool Master free?

Spool Master is free to download, with in-app purchases available.

### Which has better reviews, Spool Programmer or Spool Master?

Spool Programmer and Spool Master are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Spool Programmer or Spool Master have ads?

Spool Master shows ads; Spool Programmer does not.

### Which is updated more often, Spool Programmer or Spool Master?

Spool Programmer ships an update every 5 days, and Spool Master every 4 days. Most recently, Spool Programmer was updated on September 18, 2026 and Spool Master on September 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*