# Smart vs UnionKey Wallet

The clearest difference is ads: Smart at none against UnionKey Wallet's shown. Smart also leads on iOS requirement (8.0 vs 13.4). On price, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Smart | UnionKey Wallet |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 27.6% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | — |
| Monetization | Free | — |
| Size | 2 MB | 159 MB |
| Requires iOS | **8.0** | 13.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Conrad Electronic SE](https://appshunter.io/developer/451963782) | [unionkey](https://appshunter.io/developer/1732375805) |

## What reviewers say

### Smart

[App page](https://appshunter.io/ios/app/smart-energy-meter/id790074102)

Monitor and control energy consumption with this Bluetooth-connected meter socket. Track voltage, current, wattage, and power factor in real-time. Forecast energy costs and set custom timers or overload protection.

**Highlights:** Real-time energy data (Voltage, Current, Wattage, Power Factor), Energy consumption history and graph, Energy cost forecasting and estimation, Support for multiple energy meters, Programmable socket features (Timer, Scheduler, Overload protection)

**Features:** macOS Compatibility

**In-app purchases:** none


### UnionKey Wallet

[App page](https://appshunter.io/ios/app/unionkey-wallet/id6756090484)

**In-app purchases:** none


## Frequently asked questions

### Is Smart free?

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

### Is UnionKey Wallet free?

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

### Do Smart or UnionKey Wallet have ads?

UnionKey Wallet shows ads; Smart does not.

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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.*