# CIGRE vs OMICRON Events

The clearest difference is update cadence: CIGRE at every 5 days against OMICRON Events's every 4 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.

CIGRE ships an update every 5 days, OMICRON Events every 4 months. The most recent releases landed on September 30, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | CIGRE | OMICRON Events |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 4 months |
| Size | 96 MB | 84 MB |
| Requires iOS | 16.6 | **16** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Dusan Trpkovic](https://appshunter.io/developer/1676811547) | [OMICRON electronics GmbH](https://appshunter.io/developer/1233298257) |

## What reviewers say

### CIGRE

[App page](https://appshunter.io/ios/app/cigre/id6736700328)

**Features:** macOS Compatibility

**In-app purchases:** none


### OMICRON Events

[App page](https://appshunter.io/ios/app/omicron-events/id6745300992)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CIGRE free?

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

### Is OMICRON Events free?

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

### Do CIGRE or OMICRON Events have ads?

Neither CIGRE nor OMICRON Events shows ads.

### Which is updated more often, CIGRE or OMICRON Events?

CIGRE ships an update every 5 days, and OMICRON Events every 4 months. Most recently, CIGRE was updated on September 30, 2026 and OMICRON Events on October 9, 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.*