# EventSync vs COA Conference

The clearest difference is update cadence: COA Conference at every 5 days against EventSync's every 3 weeks. EventSync's advantage is iOS requirement (11.0 vs 26.0). 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.

EventSync ships an update every 3 weeks, COA Conference every 5 days. The most recent releases landed on September 12, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | EventSync | COA Conference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/eventsync/id1662716939/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 120 MB | 55 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lenos Software](https://appshunter.io/developer/1447958673) | [Community Oncology Alliance Inc](https://appshunter.io/developer/1453875020) |

## What reviewers say

### EventSync

[App page](https://appshunter.io/ios/app/eventsync/id1662716939)

Stay connected and personalize your event experience with real-time synchronization of sessions and agendas. This app offers a seamless way to manage your event participation.

**Highlights:** Real-time synchronization, Personalized event experience, Session management, Agenda management, NexGen Native App

**In-app purchases:** none


### COA Conference

[App page](https://appshunter.io/ios/app/coa-conference/id6477771369)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EventSync free?

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

### Is COA Conference free?

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

### Do EventSync or COA Conference have ads?

Neither EventSync nor COA Conference shows ads.

### Which is updated more often, EventSync or COA Conference?

EventSync ships an update every 3 weeks, and COA Conference every 5 days. Most recently, EventSync was updated on September 12, 2026 and COA Conference on September 5, 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.*