# i vs Bluguard Luminos

The clearest difference is update cadence: i at fortnightly against Bluguard Luminos's every 5 months. Bluguard Luminos's advantage is iOS requirement (8.0 vs 11.0). 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.

i ships an update fortnightly, Bluguard Luminos every 5 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | i | Bluguard Luminos |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Size | 22 MB | 120 MB |
| Requires iOS | 11.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Portman Electronics Ltd.](https://appshunter.io/developer/375916100) | [Archtron Research & Development](https://appshunter.io/developer/493885881) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-tracking/id1018145912)

**In-app purchases:** none


### Bluguard Luminos

[App page](https://appshunter.io/ios/app/bluguard-luminos/id1491442273)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is Bluguard Luminos free?

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

### Do i or Bluguard Luminos have ads?

Neither i nor Bluguard Luminos shows ads.

### Which is updated more often, i or Bluguard Luminos?

i ships an update fortnightly, and Bluguard Luminos every 5 months. Most recently, i was updated on November 1, 2026 and Bluguard Luminos on November 7, 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.*