# FilamentFlow vs SpoolTool

The clearest difference is in-app purchases: FilamentFlow at none against SpoolTool's 1. FilamentFlow also leads on iOS requirement (17.0 vs 26.0). SpoolTool's advantage is update cadence (weekly vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. SpoolTool sells 1 one-off in-app purchase. FilamentFlow asks for nothing beyond the download.

FilamentFlow ships an update every 8 months, SpoolTool weekly. The most recent releases landed on October 2, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | FilamentFlow | SpoolTool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/filamentflow/id6741721528/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | Free | — |
| Size | 1 MB | 9 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | **iPhone, iPad, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [文志 胡](https://appshunter.io/developer/976495345) | [Luc Janssen](https://appshunter.io/developer/1867307419) |

## What reviewers say

### FilamentFlow

[App page](https://appshunter.io/ios/app/filamentflow/id6741721528)

Manage your 3D printing filament inventory with detailed tracking of brand, material, color, and quantity. Monitor usage trends with insightful charts and records. No account is required to get started.

**Highlights:** Filament inventory management, Track brand, material, color, and quantity, Quick add/consume functionality, Filter and sort by various criteria, Usage records and trend charts

**Features:** macOS Compatibility

**In-app purchases:** none


### SpoolTool

[App page](https://appshunter.io/ios/app/spooltool/id6757499557)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SpoolTool+ | $1.99 | one-time |


## Frequently asked questions

### Is FilamentFlow free?

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

### Is SpoolTool free?

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

### Do FilamentFlow or SpoolTool have ads?

Neither FilamentFlow nor SpoolTool shows ads.

### Which is updated more often, FilamentFlow or SpoolTool?

FilamentFlow ships an update every 8 months, and SpoolTool weekly. Most recently, FilamentFlow was updated on October 2, 2026 and SpoolTool on September 8, 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.*