# Frank Energy vs Smart Water Tech

The clearest difference is rating: Frank Energy at 4.2 against Smart Water Tech's 1.6. Frank Energy also leads on in-app purchases (none vs 1) and review sentiment (45% vs 11%). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Smart Water Tech sells 1 in-app purchase, starting at $15.49 per year. Frank Energy asks for nothing beyond the download.

Frank Energy holds the better App Store score, 4.2 against 1.6. Both are backed by a comparable volume of ratings — 12 and 7 respectively. Written reviews point the same way: 45% of Frank Energy's written reviews are positive against 11% of Smart Water Tech's.

Frank Energy ships an update weekly, Smart Water Tech every 2 weeks. Both last shipped on November 2, 2026.

## The numbers

| Metric | Frank Energy | Smart Water Tech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (12 ratings)](https://appshunter.io/ios/app/frank-energy/id1067670512/reviews)** | [1.6 (7 ratings)](https://appshunter.io/ios/app/smart-water-tech/id1454333433/reviews) |
| Number of ratings | **12** | 7 |
| Positive reviews | **44.6% of reviews** | 11.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 41 MB | 49 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Frank Energy Ltd](https://appshunter.io/developer/1570367075) | [Ivent Solutions Limited](https://appshunter.io/developer/1454333432) |

## What reviewers say

### Frank Energy

[App page](https://appshunter.io/ios/app/frank-energy/id1067670512)

Easily manage your energy account. View detailed smart meter usage graphs, pay your bills quickly with card payments, and seamlessly transfer your energy supply to a new address.

**Highlights:** View energy bill, Pay energy bill, Smart meter usage graphs, Check past energy usage, Move energy supply

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💰 Great low prices
- 📱 Easy to manage app
- 🏠 Smooth house transfers
- 📊 Monitors usage daily/hourly
- 💡 Helps understand costs

**What reviewers complain about**

- 🐌 App is ridiculously slow
- 📞 Hard to get hold of support
- 🏠 Difficulty changing address
- 🐛 App keeps sending in circles
- ❌ App stopped working

**Reported bugs**

- App is ridiculously slow
- App keeps sending in circles when ordering gas
- App has stopped working entirely on iPhone
- Cannot view bill and usage details on the app
- Permanent error message on the app

**Requested features**

- Attach a free phone number for support
- Add dark mode
- Improve app compatibility with older iOS versions
- Allow viewing meter readings in the app/website
- Display separate readings for multiple meters


### Smart Water Tech

[App page](https://appshunter.io/ios/app/smart-water-tech/id1454333433)

Monitor and manage multiple water tanks wirelessly with advanced features like leak detection and pump control. This app offers real-time data, time-to-empty calculations, and weather forecasts for efficient water management.

**Highlights:** Wireless tank level monitoring, Leak detection, Pump control, Time to empty calculation, Weather forecasting, Manage up to 12 tanks

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart Water Premium | $15.49 | per year |


## Frequently asked questions

### Is Frank Energy free?

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

### Is Smart Water Tech free?

Smart Water Tech is free to download, with in-app purchases available.

### Which has better reviews, Frank Energy or Smart Water Tech?

Frank Energy is rated higher. Frank Energy averages 4.2 out of 5 from 12 ratings, while Smart Water Tech averages 1.6 from 7 ratings.

### Do Frank Energy or Smart Water Tech have ads?

Neither Frank Energy nor Smart Water Tech shows ads.

### Which is updated more often, Frank Energy or Smart Water Tech?

Frank Energy ships an update weekly, and Smart Water Tech every 2 weeks. Most recently, Frank Energy was updated on November 2, 2026 and Smart Water Tech on November 2, 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.*