# Seren vs Sleep App Blocker

Seren and Sleep App Blocker are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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. Seren sells 9 in-app purchases, starting at $7.99 per 7 days and Sleep App Blocker sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Seren ships an update every 5 days, Sleep App Blocker every 9 days. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Seren | Sleep App Blocker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 9 days |
| Size | 126 MB | 7 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [mart hoff](https://appshunter.io/developer/1831347770) | [Claudius Luis Gabriel](https://appshunter.io/developer/6782610023) |

## What reviewers say

### Seren

[App page](https://appshunter.io/ios/app/seren-screen-time-control/id6749594117)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Seren Premium – Weekly | $7.99 | per 7 days |
| Seren Pro | $7.99 | per 7 days |
| Seren Pro - Monthly | $12.99 | per month |
| Seren Pro | $17.99 | per year |
| Seren Pro | $29.99 | per year |
| Seren Pro | $29.99 | per year |
| Seren Pro | $49.99 | per year |
| Seren Pro | $59.99 | per year |
| Seren Pro | $59.99 | per year |


### Sleep App Blocker

[App page](https://appshunter.io/ios/app/sleep-app-blocker-crocofocus/id6782610021)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $8.99 | per year |
| Lifetime | $17.99 | one-time |


## Frequently asked questions

### Is Seren free?

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

### Is Sleep App Blocker free?

Sleep App Blocker is free to download, with in-app purchases available.

### Do Seren or Sleep App Blocker have ads?

Neither Seren nor Sleep App Blocker shows ads.

### Which is updated more often, Seren or Sleep App Blocker?

Seren ships an update every 5 days, and Sleep App Blocker every 9 days. Most recently, Seren was updated on October 20, 2026 and Sleep App Blocker on October 6, 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.*