# Subscription Bird vs SubZero

The clearest difference is in-app purchases: Subscription Bird at none against SubZero's 2. Subscription Bird also leads on ads (none vs shown) and iOS requirement (15.1 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. SubZero sells 2 in-app purchases, starting at $4.99 per month. Subscription Bird asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Subscription Bird | SubZero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | Monthly |
| Size | 52 MB | 13 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TAK WAI KWONG](https://appshunter.io/developer/1753745233) | [emirhan cifci](https://appshunter.io/developer/1837498715) |

## What reviewers say

### Subscription Bird

[App page](https://appshunter.io/ios/app/subscription-bird/id6752300123)

**Features:** macOS Compatibility

**In-app purchases:** none


### SubZero

[App page](https://appshunter.io/ios/app/subzero-subscription-tracker/id6760584552)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SubZero Pro Monthly | $4.99 | per month |
| SubZero Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is Subscription Bird free?

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

### Is SubZero free?

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

### Do Subscription Bird or SubZero have ads?

SubZero shows ads; Subscription Bird does not.

### Which is updated more often, Subscription Bird or SubZero?

Subscription Bird ships an update monthly, and SubZero monthly. Most recently, Subscription Bird was updated on October 28, 2026 and SubZero on October 31, 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.*