# Spool Buddy vs Spool Master

The clearest difference is rating: Spool Master at 5.0 against Spool Buddy's 4.3. Spool Master also leads on update cadence (every 3 days vs every 2 weeks) and iOS requirement (15.0 vs 18.2). Spool Buddy's advantage is ads (none vs shown) and ratings volume (9 vs 1). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Spool Buddy sells 3 one-off in-app purchases and Spool Master sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Spool Master holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Spool Buddy has 9 ratings behind it against 1, so its average is the more settled of the two.

Spool Buddy ships an update every 2 weeks, Spool Master every 3 days. The most recent releases landed on September 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Spool Buddy | Spool Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (9 ratings)](https://appshunter.io/ios/app/spool-buddy/id6752347588/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/spool-master/id6757678949/reviews)** |
| Number of ratings | **9** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 8 MB | 41 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Martian Code Oy](https://appshunter.io/developer/1099214691) | [Sebastien Girod](https://appshunter.io/developer/1472154080) |

## What reviewers say

### Spool Buddy

[App page](https://appshunter.io/ios/app/spool-buddy/id6752347588)

Effortlessly manage your 3D printing filament inventory. Track brands, colors, and usage with a simple, fast interface. Syncs seamlessly across Apple devices without requiring logins or network calls.

**Highlights:** iCloud syncing, No logins or network calls, Track brands, colors, and modifiers, Search and filter by properties, Usage and inventory tracking, Optimized for iOS and macOS

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |


### 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 Buddy free?

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

### Is Spool Master free?

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

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

Spool Master is rated higher. Spool Buddy averages 4.3 out of 5 from 9 ratings, while Spool Master averages 5.0 from 1 ratings.

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

Spool Master shows ads; Spool Buddy does not.

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

Spool Buddy ships an update every 2 weeks, and Spool Master every 3 days. Most recently, Spool Buddy was updated on September 24, 2026 and Spool Master on October 17, 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.*