# Ever Collar vs SitterSheet

The clearest difference is update cadence: Ever Collar at every 3 days against SitterSheet's every 2 months. Ever Collar also leads on iOS requirement (15.6 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Ever Collar sells 4 in-app purchases, starting at $8.99 per month and SitterSheet sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ever Collar ships an update every 3 days, SitterSheet every 2 months. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Ever Collar | SitterSheet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Size | 111 MB | 4 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Iconiplex](https://appshunter.io/developer/1876239862) | [InnovaLabWorks](https://appshunter.io/developer/1888514726) |

## What reviewers say

### Ever Collar

[App page](https://appshunter.io/ios/app/ever-collar-bdsm-tracker/id6758998391)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $8.99 | per month |
| Premiere (Monthly) | $15.99 | per month |
| Pro (Yearly) | $64.99 | per year |
| Premiere (Yearly) | $114.99 | per year |


### SitterSheet

[App page](https://appshunter.io/ios/app/sittersheet-babysitter-notes/id6790140213)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SitterSheet Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Ever Collar free?

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

### Is SitterSheet free?

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

### Do Ever Collar or SitterSheet have ads?

Neither Ever Collar nor SitterSheet shows ads.

### Which is updated more often, Ever Collar or SitterSheet?

Ever Collar ships an update every 3 days, and SitterSheet every 2 months. Most recently, Ever Collar was updated on October 14, 2026 and SitterSheet on October 3, 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.*