FreeSolar vs E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FreeSolar
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.
- Solar energy information and policies
- Connect with solar energy users
- Order management
- Promotes sustainable living
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Ứng dụng FreeSolar sẽ góp phần xây dựng một cuộc sống xanh, bền vững cho gia đình Việt: - Cập nhật các thông tin và các chính sách mới nhất về Năng lượng mặt trời FreeSolar - Hỗ trợ người dùng kết nối các cá nhân, tổ chức có nhu cầu sử dụng Năng lượng mặt trời - Giúp người dùng kiểm soát các đơn hàng một cách nhanh chóng và tiện lợi
E
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.
- Remote device control
- Multi-manufacturer device support
- Automated device interworking
- Device sharing
- Real-time notifications
- Smart home and industry applications
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E-Ra App – An IoT Platform for everyone - Remotely control and manage IoT devices from anywhere. - Add and control devices and sensors from different manufacturers with one App. - Easily and quickly connect E-Ra App to devices and sensors. - Interworking of multiple smart devices. Devices automatically start/stop working based on temperature and time. - Easily share devices with any members. - Receive real-time notifications to ensure safety. With E-Ra App, you can start configure, add and manage IoT devices and sensors which can be applied for many industry verticals like Smart Industry, Smart Home, Smart Health..etc. During the use process, if you have any questions or feedbacks, kindly contact us in the following way: Official email: info@eoh.io
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | FreeSolar | E |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | 50.0% of reviews | 77.8% of reviews — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 9 days — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 10.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 42 MB | 116 MB |
| Age rating | 4+ | 4+ |
| Developer | SON HA INTERNATIONAL CORPORATION | EOH JOINT STOCK COMPANY |
Customer experience
FreeSolar
E
In-app purchases
FreeSolar
No in-app purchases
E
No in-app purchases
