# Smart Energy Meter vs Liquid Remover

The clearest difference is in-app purchases: Smart Energy Meter at none against Liquid Remover's 5. Smart Energy Meter also leads on iOS requirement (13.0 vs 15.0). Liquid Remover's advantage is update cadence (every 2 months vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Liquid Remover sells 5 in-app purchases, starting at $0.99 per 7 days. Smart Energy Meter asks for nothing beyond the download.

Smart Energy Meter ships an update every 4 months, Liquid Remover every 2 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Smart Energy Meter | Liquid Remover |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/liquid-remover-water-eject/id6760476993/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | — | Free with in-app purchases |
| Size | 37 MB | 88 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Smart Sensor Design - Empresa Paranaense de Sensores LTDA](https://appshunter.io/developer/1737767839) | [Solid Grove](https://appshunter.io/developer/1884640740) |

## What reviewers say

### Smart Energy Meter

[App page](https://appshunter.io/ios/app/smart-energy-meter/id6503910255)

**Features:** macOS Compatibility

**In-app purchases:** none


### Liquid Remover

[App page](https://appshunter.io/ios/app/liquid-remover-water-eject/id6760476993)

This app helps restore sound quality by removing water and debris from your device's speakers. It offers personalized cleaning plans based on your device and the issue, with both automatic and manual modes for effective sound restoration.

**Highlights:** Personalized cleaning plans, Automatic cleaning mode, Manual cleaning mode, Speaker testing, Quick cleaning process, Device-specific optimization

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $0.99 | per 7 days |
| Weekly Access with Trial | $2.99 | per 7 days |
| Weekly Access | $2.99 | per 7 days |
| Yearly Access | $9.99 | per year |
| Lifetime Access | $9.99 | one-time |


## Frequently asked questions

### Is Smart Energy Meter free?

Smart Energy Meter is free to download, with no in-app purchases.

### Is Liquid Remover free?

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

### Do Smart Energy Meter or Liquid Remover have ads?

Neither Smart Energy Meter nor Liquid Remover shows ads.

### Which is updated more often, Smart Energy Meter or Liquid Remover?

Smart Energy Meter ships an update every 4 months, and Liquid Remover every 2 months. Most recently, Smart Energy Meter was updated on October 25, 2026 and Liquid Remover 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.*