# CLEANR Filter vs Sereniby

The clearest difference is review sentiment: CLEANR Filter at 100% against Sereniby's 50%. CLEANR Filter also leads on rating (5.0 vs 3.8). Sereniby's advantage is update cadence (every 3 weeks vs every 2 months) and iOS requirement (13.0 vs 16.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CLEANR Filter holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 13 and 5 respectively. Written reviews point the same way: 100% of CLEANR Filter's written reviews are positive against 50% of Sereniby's.

CLEANR Filter ships an update every 2 months, Sereniby every 3 weeks. The most recent releases landed on June 11, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | CLEANR Filter | Sereniby |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (13 ratings)](https://appshunter.io/ios/app/cleanr-filter/id6472074408/reviews)** | [3.8 (5 ratings)](https://appshunter.io/ios/app/sereniby/id6569216382/reviews) |
| Number of ratings | **13** | 5 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 74 MB | 116 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CLEANR Inc.](https://appshunter.io/developer/1716588956) | [Sereniby, Inc.](https://appshunter.io/developer/1758798147) |

## What reviewers say

### CLEANR Filter

[App page](https://appshunter.io/ios/app/cleanr-filter/id6472074408)

This app helps manage and monitor external filters for washing machines. It provides insights into filter performance and maintenance schedules, ensuring optimal appliance function. Keep your washing machine running smoothly with timely alerts and usage tracking.

**Highlights:** Filter monitoring, Performance insights, Maintenance scheduling, Usage tracking, Appliance optimization

**Features:** macOS Compatibility

**In-app purchases:** none


### Sereniby

[App page](https://appshunter.io/ios/app/sereniby/id6569216382)

Control your smart air purifier remotely, monitor your baby's room environment in real-time, and receive maintenance alerts. Optimize air quality and comfort with customizable schedules and automatic adjustments for a safe and healthy space.

**Highlights:** Remote smart purifier control, Real-time air quality monitoring, Customizable schedules, Automatic purification adjustments, Maintenance reminders and filter ordering

**In-app purchases:** none


## Frequently asked questions

### Is CLEANR Filter free?

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

### Is Sereniby free?

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

### Which has better reviews, CLEANR Filter or Sereniby?

CLEANR Filter is rated higher. CLEANR Filter averages 5.0 out of 5 from 13 ratings, while Sereniby averages 3.8 from 5 ratings.

### Do CLEANR Filter or Sereniby have ads?

Neither CLEANR Filter nor Sereniby shows ads.

### Which is updated more often, CLEANR Filter or Sereniby?

CLEANR Filter ships an update every 2 months, and Sereniby every 3 weeks. Most recently, CLEANR Filter was updated on June 11, 2026 and Sereniby on June 5, 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.*