# Filament.uno vs SpoolKeep

The clearest difference is ads: SpoolKeep at none against Filament.uno's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Filament.uno sells 1 one-off in-app purchase and SpoolKeep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Filament.uno ships an update every 3 months, SpoolKeep every 2 months. The most recent releases landed on June 4, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Filament.uno | SpoolKeep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/filamentuno/id1543388155/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 3 MB |
| Requires iOS | 18.6 | **17** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Paul Sohier](https://appshunter.io/developer/921377230) | [Claude-Alain Muller](https://appshunter.io/developer/1818892197) |

## What reviewers say

### Filament.uno

[App page](https://appshunter.io/ios/app/filamentuno/id1543388155)

Easily manage your 3D printing filament stock. Track what you have, add new spools, and maintain your inventory with simple tools.

**Highlights:** Add filament spools, Manage inventory, Maintain filament stock, Simple functionality

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Filament.uno PRO | $2.99 | one-time |


### SpoolKeep

[App page](https://appshunter.io/ios/app/spoolkeep/id6746877203)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SpoolKeep Premium | $1.99 | one-time |


## Frequently asked questions

### Is Filament.uno free?

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

### Is SpoolKeep free?

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

### Do Filament.uno or SpoolKeep have ads?

Filament.uno shows ads; SpoolKeep does not.

### Which is updated more often, Filament.uno or SpoolKeep?

Filament.uno ships an update every 3 months, and SpoolKeep every 2 months. Most recently, Filament.uno was updated on June 4, 2026 and SpoolKeep on September 19, 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.*