# CAIR Events App vs metroEV

The clearest difference is update cadence: metroEV at fortnightly against CAIR Events App's every 4 months. CAIR Events App's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, 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.

CAIR Events App ships an update every 4 months, metroEV fortnightly. The most recent releases landed on September 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | CAIR Events App | metroEV |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 6 MB | 83 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Canadian Association for Interventional Radiology](https://appshunter.io/developer/1462408219) | [WEVO ENERGY LTD](https://appshunter.io/developer/1618938199) |

## What reviewers say

### CAIR Events App

[App page](https://appshunter.io/ios/app/cair-events-app/id6444632283)

**Features:** macOS Compatibility

**In-app purchases:** none


### metroEV

[App page](https://appshunter.io/ios/app/metroev/id6479649270)

Manage your electric vehicle charging experience with this intuitive software. Features include dynamic power sharing, secure billing, transaction history, and access control for efficient EV charging management.

**Highlights:** Dynamic Power Sharing, Secure Billing, Transaction History, Access Control, EV Software Charging Management

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

**In-app purchases:** none


## Frequently asked questions

### Is CAIR Events App free?

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

### Is metroEV free?

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

### Do CAIR Events App or metroEV have ads?

Neither CAIR Events App nor metroEV shows ads.

### Which is updated more often, CAIR Events App or metroEV?

CAIR Events App ships an update every 4 months, and metroEV fortnightly. Most recently, CAIR Events App was updated on September 8, 2026 and metroEV on October 13, 2026.

---

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