# SubZero vs BYOSW

The clearest difference is ads: BYOSW at none against SubZero's shown. BYOSW also leads on update cadence (weekly vs monthly) and iOS requirement (15.1 vs 17.0). On price, 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.

SubZero ships an update monthly, BYOSW weekly. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | SubZero | BYOSW |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Weekly** |
| Size | 13 MB | 42 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [emirhan cifci](https://appshunter.io/developer/1837498715) | [Fang Cheng HUNG](https://appshunter.io/developer/1896227537) |

## What reviewers say

### SubZero

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

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

**In-app purchases:** none


### BYOSW

[App page](https://appshunter.io/ios/app/byosw/id6766182774)

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

**In-app purchases:** none


## Frequently asked questions

### Is SubZero free?

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

### Is BYOSW free?

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

### Do SubZero or BYOSW have ads?

SubZero shows ads; BYOSW does not.

### Which is updated more often, SubZero or BYOSW?

SubZero ships an update monthly, and BYOSW weekly. Most recently, SubZero was updated on October 10, 2026 and BYOSW on October 2, 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.*