# SubsTracker AI vs Suby

The clearest difference is iOS requirement: Suby at 15.6 against SubsTracker AI's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. SubsTracker AI sells 2 in-app purchases, starting at $2.99 per month and Suby sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 24, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | SubsTracker AI | Suby |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 28 MB | 155 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Plotnikov](https://appshunter.io/developer/1879777091) | [Konstantin Merenkov](https://appshunter.io/developer/1879150201) |

## What reviewers say

### SubsTracker AI

[App page](https://appshunter.io/ios/app/substracker-ai/id6759829211)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Yearly | $19.99 | per year |


### Suby

[App page](https://appshunter.io/ios/app/suby-subscription-tracker/id6760929893)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Suby Premium | $1.99 | per month |
| Suby Premium | $14.99 | per year |


## Frequently asked questions

### Is SubsTracker AI free?

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

### Is Suby free?

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

### Do SubsTracker AI or Suby have ads?

Neither SubsTracker AI nor Suby shows ads.

### Which is updated more often, SubsTracker AI or Suby?

SubsTracker AI ships an update weekly, and Suby weekly. Most recently, SubsTracker AI was updated on September 24, 2026 and Suby on September 30, 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.*