Comparison

PROJOY M vs LIB Solar

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

Head to head

About

PROJOY M

Features

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PROJOY M-Cloud V2 is a solar plant monitoring application used by endusers or installers for Projoy products. You are able to manage different plants add devices, configure the devices in batch, review real-time and historic power generation data, calculate your yield on your mobile phone. In addition, you are able to build a layout of your solar panels and monitor the perfomance of each panel individually.

About

LIB Solar

Features

Read full description

LIB Solar – Your Ultimate Inverter Monitoring Solution Take control of your solar energy system with LIB Solar, the intuitive app designed to monitor and manage your inverters with ease. Whether you’re a homeowner, installer, or solar enthusiast, LIB Solar provides real-time insights into your inverter’s performance, ensuring your system operates at peak efficiency.

Screenshots

PROJOY M4 screens

LIB Solar4 screens

Verdict

The call

The clearest difference is update cadence: LIB Solar at every 3 weeks against PROJOY M's every 4 months. 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

PROJOY M ships an update every 4 months, LIB Solar every 3 weeks. The most recent releases landed on October 5, 2026 and September 9, 2026 respectively.

Scorecard1 real difference · 5 level

PROJOY M versus LIB Solar: the parameters behind the verdict, then further details
Parameter	PROJOY M	LIB Solar
Price	Free	Free
Update frequency	Every 4 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	13.0	13.0
Further details — not scored
Size	40 MB	89 MB
Age rating	4+	4+
Developer	Projoy Electric Co., Ltd.	EnergyLIB (Suzhou) New Energy Technology Co., Ltd

In-app purchases

None

PROJOY M

No in-app purchases

None

LIB Solar

No in-app purchases

Questions

Is PROJOY M free?

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

Is LIB Solar free?

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

Do PROJOY M or LIB Solar have ads?

Neither PROJOY M nor LIB Solar shows ads.

Which is updated more often, PROJOY M or LIB Solar?

PROJOY M ships an update every 4 months, and LIB Solar every 3 weeks. Most recently, PROJOY M was updated on October 5, 2026 and LIB Solar on September 9, 2026.