# My ID4 vs HeyStack

The clearest difference is update cadence: HeyStack at every 3 weeks against My ID4's every 3 months. On price, ads, 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.

My ID4 ships an update every 3 months, HeyStack every 3 weeks. The most recent releases landed on October 5, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | My ID4 | HeyStack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 52 MB | 31 MB |
| Requires iOS | **14.2** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IdroMOP Srl](https://appshunter.io/developer/1228500677) | [Flowgistics](https://appshunter.io/developer/1754347759) |

## What reviewers say

### My ID4

[App page](https://appshunter.io/ios/app/my-id4/id6444319546)

**In-app purchases:** none


### HeyStack

[App page](https://appshunter.io/ios/app/heystack/id6742833445)

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

**In-app purchases:** none


## Frequently asked questions

### Is My ID4 free?

My ID4 is free to download, with no in-app purchases.

### Is HeyStack free?

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

### Do My ID4 or HeyStack have ads?

Neither My ID4 nor HeyStack shows ads.

### Which is updated more often, My ID4 or HeyStack?

My ID4 ships an update every 3 months, and HeyStack every 3 weeks. Most recently, My ID4 was updated on October 5, 2026 and HeyStack on October 2, 2026.

---

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