# FREE Drum Filter vs ADSAFE ELECTRIC

The clearest difference is rating: FREE Drum Filter at 5.0 against ADSAFE ELECTRIC's 1.8. On price, ratings volume, update cadence and ads there is nothing between them.

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

FREE Drum Filter holds the better App Store score, 5.0 against 1.8. Both are backed by a comparable volume of ratings — 3 and 5 respectively.

FREE Drum Filter ships an update every 21 months, ADSAFE ELECTRIC every 11 months. The most recent releases landed on October 2, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FREE Drum Filter | ADSAFE ELECTRIC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/free-drum-filter/id1597472915/reviews)** | [1.8 (5 ratings)](https://appshunter.io/ios/app/adsafe-electric/id6444926992/reviews) |
| Number of ratings | 3 | **5** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 11 months** |
| Monetization | Free | Free |
| Size | 17 MB | 215 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Tu Tran Anh](https://appshunter.io/developer/1597473247) | [Trek Power Inc](https://appshunter.io/developer/1657973314) |

## What reviewers say

### FREE Drum Filter

[App page](https://appshunter.io/ios/app/free-drum-filter/id1597472915)

This application works with an IoT box to monitor and control a specialized mechanical filter for Koi ponds. It automatically removes debris and fish waste, providing real-time status updates and alerts for connection, operation, and water levels.

**Highlights:** Real-time monitoring of connection and operation status, Push notifications for alarms and warnings, Control of automated washing cycles, Water level status monitoring, Rinse cycle counting and logging, Support for multiple devices, Dual language support (English/Vietnamese)

**In-app purchases:** none


### ADSAFE ELECTRIC

[App page](https://appshunter.io/ios/app/adsafe-electric/id6444926992)

This utility app provides remote control and personalized customization for intelligent equipment management. It allows users to monitor device status, set up smart scenes, and share equipment with others for a connected lifestyle.

**Highlights:** Remote equipment control, Personalized smart scene customization, Real-time device status monitoring, Equipment sharing, Mall services with product recommendations

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

**In-app purchases:** none


## Frequently asked questions

### Is FREE Drum Filter free?

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

### Is ADSAFE ELECTRIC free?

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

### Which has better reviews, FREE Drum Filter or ADSAFE ELECTRIC?

FREE Drum Filter is rated higher. FREE Drum Filter averages 5.0 out of 5 from 3 ratings, while ADSAFE ELECTRIC averages 1.8 from 5 ratings.

### Do FREE Drum Filter or ADSAFE ELECTRIC have ads?

Neither FREE Drum Filter nor ADSAFE ELECTRIC shows ads.

### Which is updated more often, FREE Drum Filter or ADSAFE ELECTRIC?

FREE Drum Filter ships an update every 21 months, and ADSAFE ELECTRIC every 11 months. Most recently, FREE Drum Filter was updated on October 2, 2026 and ADSAFE ELECTRIC on October 24, 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.*