# Spool Master vs SpoolSense

The clearest difference is in-app purchases: SpoolSense at none against Spool Master's 2. SpoolSense also leads on ads (none vs shown). Spool Master's advantage is update cadence (every 3 days vs every 4 weeks) and iOS requirement (15.0 vs 17.0). On price, rating, ratings volume 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. SpoolSense asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Spool Master against 5.0 for SpoolSense. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Spool Master ships an update every 3 days, SpoolSense every 4 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Spool Master | SpoolSense |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/spool-master/id6757678949/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/spoolsense-nfc-filament-tags/id6789256550/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 4 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 34 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sebastien Girod](https://appshunter.io/developer/1472154080) | [shane jordan](https://appshunter.io/developer/1894670349) |

## What reviewers say

### 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 |


### SpoolSense

[App page](https://appshunter.io/ios/app/spoolsense-nfc-filament-tags/id6789256550)

This app transforms your iPhone into an NFC reader and writer for 3D printing filament spools. It instantly displays filament details and allows you to read, write, and edit tag information. Optional integrations sync with inventory management systems and send spool data directly to your 3D printer.

**Highlights:** NFC reader and writer for filament spools, Reads material, brand, color, temperatures, and remaining amount, Supports five tag formats (OpenPrintTag, OpenSpool, TigerTag, OpenTag3D, NFC+), Write blank tags or edit existing ones, Optional Spoolman inventory synchronization, Optional direct sending to compatible 3D printers, No account, subscription, server, or cloud required

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

**In-app purchases:** none


## Frequently asked questions

### Is Spool Master free?

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

### Is SpoolSense free?

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

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

Spool Master and SpoolSense are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Spool Master or SpoolSense have ads?

Spool Master shows ads; SpoolSense does not.

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

Spool Master ships an update every 3 days, and SpoolSense every 4 weeks. Most recently, Spool Master was updated on October 25, 2026 and SpoolSense on October 24, 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.*