# EBF Contacts vs Calendar Sync App

The clearest difference is update cadence: EBF Contacts at every 6 weeks against Calendar Sync App's every 4 months. Calendar Sync App's advantage is iOS requirement (12.0 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.

EBF Contacts ships an update every 6 weeks, Calendar Sync App every 4 months. The most recent releases landed on October 24, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | EBF Contacts | Calendar Sync App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ebf-contacts/id1570229461/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 193 MB | 201 MB |
| Requires iOS | 26.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [EBF-EDV Beratung Foellmer GmbH](https://appshunter.io/developer/308811474) | [CiraApps Limited](https://appshunter.io/developer/1187220064) |

## What reviewers say

### EBF Contacts

[App page](https://appshunter.io/ios/app/ebf-contacts/id1570229461)

This app securely stores and synchronizes your company's contact information from Exchange Online, On-Premise, and HubSpot. It displays internal caller information on your iOS device, separating personal and business contacts.

**Highlights:** Fetches contacts from Exchange Online/On-Premise, Integrates with HubSpot contacts, Local encrypted storage, Regular synchronization, Displays internal caller ID, Separates personal and business data

**Features:** Vision Pro support

**In-app purchases:** none


### Calendar Sync App

[App page](https://appshunter.io/ios/app/calendar-sync-app-view-and-edit/id1665590174)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EBF Contacts free?

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

### Is Calendar Sync App free?

Calendar Sync App is free to download, with no in-app purchases.

### Do EBF Contacts or Calendar Sync App have ads?

Neither EBF Contacts nor Calendar Sync App shows ads.

### Which is updated more often, EBF Contacts or Calendar Sync App?

EBF Contacts ships an update every 6 weeks, and Calendar Sync App every 4 months. Most recently, EBF Contacts was updated on October 24, 2026 and Calendar Sync App on October 3, 2026.

---

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