# OnArrival vs CAMMP

The clearest difference is rating: CAMMP at 5.0 against OnArrival's 4.5. CAMMP also leads on iOS requirement (15.1 vs 18.0). OnArrival's advantage is update cadence (fortnightly vs every 5 months) and ratings volume (38 vs 3). On price, ads, in-app purchases and monetization model there is nothing between them.

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

CAMMP holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: OnArrival has 38 ratings behind it against 3, so its average is the more settled of the two.

OnArrival ships an update fortnightly, CAMMP every 5 months. The most recent releases landed on October 3, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | OnArrival | CAMMP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (38 ratings)](https://appshunter.io/ios/app/onarrival/id680778967/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/cammp/id1231630616/reviews)** |
| Number of ratings | **38** | 3 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 months |
| Monetization | Free | Free |
| Size | 114 MB | 46 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Cvent](https://appshunter.io/developer/680779950) | [The Council of Alumni Marketing and Membership Professionals](https://appshunter.io/developer/1396661037) |

## What reviewers say

### OnArrival

[App page](https://appshunter.io/ios/app/onarrival/id680778967)

This app streamlines onsite event management for organizers. It facilitates attendee check-ins, walk-in registrations, and on-demand badge printing. Real-time updates provide critical data for event success and attendee satisfaction.

**Highlights:** Attendee check-in, Walk-in registration, On-demand name badge printing, Session attendance tracking, Real-time attendee updates, Event data capture

**Features:** Apple Watch app

**In-app purchases:** none


### CAMMP

[App page](https://appshunter.io/ios/app/cammp/id1231630616)

This app allows conference attendees to personalize their event experience. Users can build custom schedules, explore attendee and sponsor directories, and engage with a live feed. It enhances networking and information access during events.

**Highlights:** Custom conference schedule creation, Attendee directory browsing, Sponsor directory browsing, Live conference feed, Search functionality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OnArrival free?

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

### Is CAMMP free?

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

### Which has better reviews, OnArrival or CAMMP?

CAMMP is rated higher. OnArrival averages 4.5 out of 5 from 38 ratings, while CAMMP averages 5.0 from 3 ratings.

### Do OnArrival or CAMMP have ads?

Neither OnArrival nor CAMMP shows ads.

### Which is updated more often, OnArrival or CAMMP?

OnArrival ships an update fortnightly, and CAMMP every 5 months. Most recently, OnArrival was updated on October 3, 2026 and CAMMP on September 24, 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.*