# CASA Events vs Klir

CASA Events and Klir are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CASA Events ships an update every 3 months, Klir every 2 months. The most recent releases landed on October 9, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CASA Events | Klir |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/casa-events/id1445204510/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 44 MB | 59 MB |
| Requires iOS | 15.1 | **15** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [California Association of Sanitation Agencies](https://appshunter.io/developer/1445204509) | [klir](https://appshunter.io/developer/1687638547) |

## What reviewers say

### CASA Events

[App page](https://appshunter.io/ios/app/casa-events/id1445204510)

Access comprehensive event details, including programs and speaker information. Review attendee lists and session specifics to make informed choices about which events best suit your needs.

**Highlights:** Event program details, Speaker information, Attendee lists, Session specifics, Informed decision making

**Features:** Vision Pro support

**In-app purchases:** none


### Klir

[App page](https://appshunter.io/ios/app/klir/id6744651545)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CASA Events free?

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

### Is Klir free?

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

### Do CASA Events or Klir have ads?

Neither CASA Events nor Klir shows ads.

### Which is updated more often, CASA Events or Klir?

CASA Events ships an update every 3 months, and Klir every 2 months. Most recently, CASA Events was updated on October 9, 2026 and Klir on October 28, 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.*