# Synchronicity Tracker vs Slumberkin

Synchronicity Tracker and Slumberkin are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Synchronicity Tracker sells 2 in-app purchases, starting at $7.99 per month and Slumberkin sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Synchronicity Tracker | Slumberkin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 41 MB | 41 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [THE O POSITIVE WAY LLC](https://appshunter.io/developer/6787203192) | [ASHOK KUMAR](https://appshunter.io/developer/6787239811) |

## What reviewers say

### Synchronicity Tracker

[App page](https://appshunter.io/ios/app/synchronicity-tracker/id6787203190)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Synchronicity Monthly | $7.99 | per month |
| Synchronicity Annual | $59.99 | per year |


### Slumberkin

[App page](https://appshunter.io/ios/app/slumberkin/id6801865483)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Slumberkin Plus Monthly | $4.99 | per month |
| Slumberkin Plus Annual | $34.99 | per year |


## Frequently asked questions

### Is Synchronicity Tracker free?

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

### Is Slumberkin free?

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

### Do Synchronicity Tracker or Slumberkin have ads?

Neither Synchronicity Tracker nor Slumberkin shows ads.

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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.*