# FreeSolar vs E

The clearest difference is review sentiment: E at 78% against FreeSolar's 50%. FreeSolar's advantage is update cadence (every 9 days vs every 5 weeks) and iOS requirement (10.0 vs 12.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

FreeSolar ships an update every 9 days, E every 5 weeks. The most recent releases landed on June 4, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | FreeSolar | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/e-ra/id1561293538/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 50.0% of reviews | **77.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 42 MB | 116 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SON HA INTERNATIONAL CORPORATION](https://appshunter.io/developer/1291838322) | [EOH JOINT STOCK COMPANY](https://appshunter.io/developer/1561293540) |

## What reviewers say

### FreeSolar

[App page](https://appshunter.io/ios/app/freesolar/id1534118588)

This app promotes a sustainable lifestyle by providing the latest information and policies on solar energy. It connects users with individuals and organizations interested in solar power and offers convenient order management.

**Highlights:** Solar energy information and policies, Connect with solar energy users, Order management, Promotes sustainable living

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-ra/id1561293538)

Control and manage various IoT devices and sensors from different manufacturers in one place. Automate device interactions based on conditions like temperature and time, and share access with others. Receive real-time notifications for enhanced safety.

**Highlights:** Remote device control, Multi-manufacturer device support, Automated device interworking, Device sharing, Real-time notifications, Smart home and industry applications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FreeSolar free?

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

### Is E free?

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

### Do FreeSolar or E have ads?

Neither FreeSolar nor E shows ads.

### Which is updated more often, FreeSolar or E?

FreeSolar ships an update every 9 days, and E every 5 weeks. Most recently, FreeSolar was updated on June 4, 2026 and E on September 20, 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.*