# Stabyl Pro vs Stackup

Stabyl Pro and Stackup are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Stabyl Pro ships an update every 3 days, Stackup every 4 days. The most recent releases landed on October 28, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Stabyl Pro | Stackup |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Size | 108 MB | 155 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Stabyl](https://appshunter.io/developer/1893804466) | [Stackup Technology Limited](https://appshunter.io/developer/6797650460) |

## What reviewers say

### Stabyl Pro

[App page](https://appshunter.io/ios/app/stabyl-pro/id6762318568)

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

**In-app purchases:** none


### Stackup

[App page](https://appshunter.io/ios/app/stackup-payments-and-gifts/id6797650458)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stabyl Pro free?

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

### Is Stackup free?

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

### Do Stabyl Pro or Stackup have ads?

Neither Stabyl Pro nor Stackup shows ads.

### Which is updated more often, Stabyl Pro or Stackup?

Stabyl Pro ships an update every 3 days, and Stackup every 4 days. Most recently, Stabyl Pro was updated on October 28, 2026 and Stackup on October 17, 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.*