# Smart Outlet Controller vs Spool Buddy

The clearest difference is price: Spool Buddy at Free against Smart Outlet Controller's $4.99. Spool Buddy also leads on update cadence (every 2 weeks vs monthly). Smart Outlet Controller's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Spool Buddy is free to download; Smart Outlet Controller costs $4.99 up front. Spool Buddy sells 3 one-off in-app purchases. Smart Outlet Controller asks for nothing beyond the download.

Smart Outlet Controller ships an update monthly, Spool Buddy every 2 weeks. The most recent releases landed on October 7, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Smart Outlet Controller | Spool Buddy |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[4.3 (9 ratings)](https://appshunter.io/ios/app/spool-buddy/id6752347588/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 8 MB |
| Requires iOS | 18.2 | 18.2 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Edward Juden](https://appshunter.io/developer/1020781189) | [Martian Code Oy](https://appshunter.io/developer/1099214691) |

## What reviewers say

### Smart Outlet Controller

[App page](https://appshunter.io/ios/app/smart-outlet-controller/id6740550498)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Smart Outlet Controller free?

Smart Outlet Controller costs $4.99, with no in-app purchases.

### Is Spool Buddy free?

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

### Do Smart Outlet Controller or Spool Buddy have ads?

Neither Smart Outlet Controller nor Spool Buddy shows ads.

### Which is updated more often, Smart Outlet Controller or Spool Buddy?

Smart Outlet Controller ships an update monthly, and Spool Buddy every 2 weeks. Most recently, Smart Outlet Controller was updated on October 7, 2026 and Spool Buddy on September 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.*