# DeviceShelf vs NotiSync

The clearest difference is in-app purchases: NotiSync at none against DeviceShelf's 3. DeviceShelf's advantage is update cadence (every 3 days vs fortnightly) and iOS requirement (15.0 vs 18.6). On price, ads and device support there is nothing between them.

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

DeviceShelf ships an update every 3 days, NotiSync fortnightly. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | DeviceShelf | NotiSync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Size | 27 MB | 20 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Christof Müller](https://appshunter.io/developer/987990115) | [Dingwen Wang](https://appshunter.io/developer/6784461697) |

## What reviewers say

### 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 |


### NotiSync

[App page](https://appshunter.io/ios/app/notisync/id6784461695)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DeviceShelf free?

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

### Is NotiSync free?

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

### Do DeviceShelf or NotiSync have ads?

Neither DeviceShelf nor NotiSync shows ads.

### Which is updated more often, DeviceShelf or NotiSync?

DeviceShelf ships an update every 3 days, and NotiSync fortnightly. Most recently, DeviceShelf was updated on September 25, 2026 and NotiSync on September 19, 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.*