# EventTool Check vs OPENSyndic Mobile

The clearest difference is iOS requirement: EventTool Check at 11.0 against OPENSyndic Mobile's 15.0. On price, update cadence, 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.

EventTool Check ships an update every 6 months, OPENSyndic Mobile every 3 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | EventTool Check | OPENSyndic Mobile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Size | 24 MB | 75 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KBC Global Services NV](https://appshunter.io/developer/458066757) | [Marc Van de Vyver](https://appshunter.io/developer/1184362059) |

## What reviewers say

### EventTool Check

[App page](https://appshunter.io/ios/app/eventtool-check-in/id1178294729)

**In-app purchases:** none


### OPENSyndic Mobile

[App page](https://appshunter.io/ios/app/opensyndic-mobile/id1184362060)

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

**In-app purchases:** none


## Frequently asked questions

### Is EventTool Check free?

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

### Is OPENSyndic Mobile free?

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

### Do EventTool Check or OPENSyndic Mobile have ads?

Neither EventTool Check nor OPENSyndic Mobile shows ads.

### Which is updated more often, EventTool Check or OPENSyndic Mobile?

EventTool Check ships an update every 6 months, and OPENSyndic Mobile every 3 months. Most recently, EventTool Check was updated on October 26, 2026 and OPENSyndic Mobile on October 26, 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.*