Comparison

Noi Solar vs mengxin

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Noi Solar

Remotely control solar energy

About

Noi Solar

Features

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The NOI Solar APP serves the Internet of Things (IoT) and is an IoT solution dedicated to the solar energy industry. 1. Support Bluetooth/WiFi connection at the same time. 2. Both Bluetooth and WiFi support connecting multiple devices at the same time. 3. The interface is simple and easy to use, and the data is clear at a glance. 4. Powerful customization function, full control of the device. 5. Rich and practical data statistics. 6. The device can be viewed and controlled anytime and anywhere. 7. The data is refreshed quickly, stable and efficient. 8. Support Device firmware update.

About

mengxin

Features

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Application of controllers used to control the production of our company

Screenshots

Noi Solar4 screens

mengxin4 screens

Verdict

The call

The clearest difference is update cadence: Noi Solar at every 10 days against mengxin's every 5 weeks. mengxin's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Noi Solar ships an update every 10 days, mengxin every 5 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 4 level

Noi Solar versus mengxin: the parameters behind the verdict, then further details
Parameter	Noi Solar	mengxin
Price	Free	Free
Update frequency	Every 10 days — better	Every 5 weeks
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	15.0	13.0 — better
Further details — not scored
Size	33 MB	60 MB
Age rating	4+	4+
Developer	Guangzhou NOI Technology Co., Ltd	启锋韩

In-app purchases

None

Noi Solar

No in-app purchases

None

mengxin

No in-app purchases

Questions

Is Noi Solar free?

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

Is mengxin free?

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

Do Noi Solar or mengxin have ads?

Neither Noi Solar nor mengxin shows ads.

Which is updated more often, Noi Solar or mengxin?

Noi Solar ships an update every 10 days, and mengxin every 5 weeks. Most recently, Noi Solar was updated on October 30, 2026 and mengxin on November 5, 2026.