Comparison

Smart Solar vs TXD

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

Head to head

About

Smart Solar

Monitor and manage your solar energy devices with this application. It currently supports specific MPPT chargers and inverters, providing insights into your solar energy system's performance.

Highlights

Solar device management
Energy monitoring
MPPT Charger support
Inverter GTIL2-Sun support
Performance insights

Features

Read full description

Smart Solar is an application that helps you manage and monitor solar energy devices. Currently supported devices include: - MPPT Charger Manh Quan - Inverter GTIL2-Sun

About

TXD

Features

Read full description

Tool TXD-2 giúp người dùng căn chỉnh thông số IC Votol trên điện thoại qua Bluetooth, áp dụng cho IC Votol nhỏ hơn 200s và IC kết nối với máy tính qua USB.

Screenshots

Smart Solar4 screens

TXD4 screens

Verdict

The call

The clearest difference is update cadence: TXD at every 10 days against Smart Solar's every 6 weeks. Smart Solar's advantage is iOS requirement (12.0 vs 15.6). 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

Smart Solar ships an update every 6 weeks, TXD every 10 days. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 6 level

Smart Solar versus TXD: the parameters behind the verdict, then further details
Parameter	Smart Solar	TXD
Price	Free	Free
Positive reviews	100.0% of reviews	—
Update frequency	Every 6 weeks	Every 10 days — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	12.0 — better	15.6
Further details — not scored
Size	30 MB	66 MB
Age rating	4+	17+
Developer	Anh Tuan Nguyen	Vu Tam

In-app purchases

None

Smart Solar

No in-app purchases

None

TXD

No in-app purchases

Questions

Is Smart Solar free?

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

Is TXD free?

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

Do Smart Solar or TXD have ads?

Neither Smart Solar nor TXD shows ads.

Which is updated more often, Smart Solar or TXD?

Smart Solar ships an update every 6 weeks, and TXD every 10 days. Most recently, Smart Solar was updated on October 3, 2026 and TXD on October 8, 2026.