# E2 Smart vs SPICE Viewer

The clearest difference is in-app purchases: E2 Smart at none against SPICE Viewer's 4. E2 Smart also leads on iOS requirement (11.0 vs 18.2). SPICE Viewer's advantage is device support. On price there is nothing between them.

Both are free to download. SPICE Viewer sells 4 in-app purchases, starting at $0.99 per month. E2 Smart asks for nothing beyond the download.

## The numbers

| Metric | E2 Smart | SPICE Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/e2-smart/id6462363834/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 months |
| Monetization | Free | — |
| Size | 29 MB | 16 MB |
| Requires iOS | **11.0** | 18.2 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Endurenergy Systems Inc](https://appshunter.io/developer/1702974105) | [AIP Technology Corporation](https://appshunter.io/developer/1733199040) |

## What reviewers say

### E2 Smart

[App page](https://appshunter.io/ios/app/e2-smart/id6462363834)

Monitor and manage your home energy storage batteries with real-time data and smart optimization. Understand your energy consumption patterns and set custom alerts for efficient and sustainable energy use.

**Highlights:** Real-time battery monitoring, Smart energy usage optimization, History records and analysis, Customizable smart alerts, Remote control capabilities, Sustainable energy management

**In-app purchases:** none


### SPICE Viewer

[App page](https://appshunter.io/ios/app/spice-viewer/id6758933278)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Viewer(Monthly) | $0.99 | per month |
| Editor(Monthly) | $9.99 | per month |
| Viewer(Annual) | $9.99 | per year |
| Editor(Annual) | $99.99 | per year |


## Frequently asked questions

### Is E2 Smart free?

E2 Smart is free to download, with no in-app purchases.

### Is SPICE Viewer free?

SPICE Viewer is free to download, with in-app purchases available.

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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.*