# Spool Buddy vs MUK Flow

Spool Buddy and MUK Flow 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.

Both are free to download. Spool Buddy sells 3 one-off in-app purchases and MUK Flow sells 4 in-app purchases, starting at $11.90 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Spool Buddy | MUK Flow |
| --- | --- | --- |
| Price | Free | 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 | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 6 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Martian Code Oy](https://appshunter.io/developer/1099214691) | [sg-pages](https://appshunter.io/developer/373384745) |

## 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 |


### MUK Flow

[App page](https://appshunter.io/ios/app/muk-flow/id6801917551)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MUK Flow PRO 1 Monat | $11.90 | per month |
| MUK Flow PRO 3 Monate | $29.90 | per 3 months |
| MUK Flow PRO 6 Monate | $59.90 | per 6 months |
| MUK Flow PRO 12 Monate | $99.99 | per year |


## Frequently asked questions

### Is Spool Buddy free?

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

### Is MUK Flow free?

MUK Flow is free to download, with in-app purchases available.

### Do Spool Buddy or MUK Flow have ads?

Neither Spool Buddy nor MUK Flow shows ads.

### Which is updated more often, Spool Buddy or MUK Flow?

Spool Buddy ships an update every 2 weeks, and MUK Flow every 2 weeks. Most recently, Spool Buddy was updated on September 24, 2026 and MUK Flow on October 11, 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.*