# CJ Chaveirim vs DeviceShelf

The clearest difference is in-app purchases: CJ Chaveirim at none against DeviceShelf's 3. CJ Chaveirim also leads on iOS requirement (13.0 vs 15.0). DeviceShelf's advantage is update cadence (every 2 days vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. DeviceShelf sells 3 one-off in-app purchases. CJ Chaveirim asks for nothing beyond the download.

CJ Chaveirim ships an update every 6 weeks, DeviceShelf every 2 days. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | CJ Chaveirim | DeviceShelf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/cj-chaveirim/id1446827121/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 21 MB | 27 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rocky Goldstein](https://appshunter.io/developer/1724819769) | [Christof Müller](https://appshunter.io/developer/987990115) |

## What reviewers say

### CJ Chaveirim

[App page](https://appshunter.io/ios/app/cj-chaveirim/id1446827121)

This app serves as a dispatch tool for Central Jersey Chaveirim emergency services. It facilitates communication and coordination for emergency responders.

**Highlights:** Emergency service dispatch, Coordination tool, Communication facilitator

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

**In-app purchases:** none


### DeviceShelf

[App page](https://appshunter.io/ios/app/deviceshelf/id6779666567)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DeviceShelf Mobile | $17.99 | one-time |
| DeviceShelf Complete Upgrade | $34.99 | one-time |
| DeviceShelf Complete | $49.99 | one-time |


## Frequently asked questions

### Is CJ Chaveirim free?

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

### Is DeviceShelf free?

DeviceShelf is free to download, with in-app purchases available.

### Do CJ Chaveirim or DeviceShelf have ads?

Neither CJ Chaveirim nor DeviceShelf shows ads.

### Which is updated more often, CJ Chaveirim or DeviceShelf?

CJ Chaveirim ships an update every 6 weeks, and DeviceShelf every 2 days. Most recently, CJ Chaveirim was updated on October 7, 2026 and DeviceShelf on October 25, 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.*