# SeedStorm vs SpoolThreStu

The clearest difference is ads: SeedStorm at none against SpoolThreStu's shown. SpoolThreStu's advantage is iOS requirement (14 vs 17.6). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SeedStorm ships an update every 10 days, SpoolThreStu every 9 days. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | SeedStorm | SpoolThreStu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 9 days** |
| Size | 5 MB | 40 MB |
| Requires iOS | 17.6 | **14** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Syzygy Softwerks LLC](https://appshunter.io/developer/1118759442) | [Kamini Triparthy](https://appshunter.io/developer/1872562141) |

## What reviewers say

### SeedStorm

[App page](https://appshunter.io/ios/app/seedstorm/id6757683761)

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

**In-app purchases:** none


### SpoolThreStu

[App page](https://appshunter.io/ios/app/spoolthrestu/id6758364404)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SeedStorm free?

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

### Is SpoolThreStu free?

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

### Do SeedStorm or SpoolThreStu have ads?

SpoolThreStu shows ads; SeedStorm does not.

### Which is updated more often, SeedStorm or SpoolThreStu?

SeedStorm ships an update every 10 days, and SpoolThreStu every 9 days. Most recently, SeedStorm was updated on October 9, 2026 and SpoolThreStu on October 1, 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.*