# Stem Global Service vs I

The clearest difference is iOS requirement: I at 16.4 against Stem Global Service's 18.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Stem Global Service | I |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 25 MB | 131 MB |
| Requires iOS | 18.6 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [STEM s.r.l.](https://appshunter.io/developer/1577070000) | [GUIDEPOINT SYSTEMS EUROPE](https://appshunter.io/developer/1749496312) |

## What reviewers say

### Stem Global Service

[App page](https://appshunter.io/ios/app/stem-global-service/id6502402821)

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

**In-app purchases:** none


### I

[App page](https://appshunter.io/ios/app/i-duv-canada/id6503607752)

**In-app purchases:** none


## Frequently asked questions

### Is Stem Global Service free?

Stem Global Service is free to download, with no in-app purchases.

### Is I free?

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

### Do Stem Global Service or I have ads?

Neither Stem Global Service nor I shows ads.

### Which is updated more often, Stem Global Service or I?

Stem Global Service ships an update every 3 weeks, and I every 3 weeks. Most recently, Stem Global Service was updated on November 4, 2026 and I on November 8, 2026.

---

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