# Subox vs SpoolTool

The clearest difference is iOS requirement: Subox at 17.0 against SpoolTool's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Subox sells 2 in-app purchases, starting at $4.99 per year and SpoolTool sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Subox ships an update every 9 days, SpoolTool weekly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Subox | SpoolTool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Size | 11 MB | 9 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Smapu Technology Co., Ltd.](https://appshunter.io/developer/1586525316) | [Luc Janssen](https://appshunter.io/developer/1867307419) |

## What reviewers say

### Subox

[App page](https://appshunter.io/ios/app/subox-track-subscriptions/id6739707848)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Feature Subscription | $4.99 | per year |
| Subox Pro | $9.99 | one-time |


### 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 Subox free?

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

### Is SpoolTool free?

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

### Do Subox or SpoolTool have ads?

Neither Subox nor SpoolTool shows ads.

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

Subox ships an update every 9 days, and SpoolTool weekly. Most recently, Subox was updated on October 28, 2026 and SpoolTool on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*