Comparison

RCMI vs Sunflower Solar

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

Head to head

About

RCMI

Features

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RCMI mainly serves household users of micro-inverter rooftop photovoltaic power generation, real-time and remote monitoring of rooftop solar power stations, and displaying real-time and historical data such as inverter power and power generation in the form of charts

About

Sunflower Solar

Monitor your solar energy production in real-time from anywhere. Track daily, monthly, and yearly energy data to stay informed about your system's performance.

Highlights

Real-time energy production tracking
Historical data review (days, months, years)
Remote monitoring from anywhere
Sunflower Kit connectivity
User-friendly interface

Features

Read full description

Sunflower Solar allows you to connect to your Sunflower Kit and stay up to date with your solar energy production from wherever you are in the world. Whether you want to know your real time production on a sunny day or look back at the data of the past days, months or years, Sunflower Solar keeps you up to speed.

Screenshots

RCMI3 screens

Sunflower Solar3 screens

Verdict

The call

The clearest difference is update cadence: RCMI at every 2 months against Sunflower Solar's every 5 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

RCMI ships an update every 2 months, Sunflower Solar every 5 months. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

Scorecard1 real difference · 7 level

RCMI versus Sunflower Solar: the parameters behind the verdict, then further details
Parameter	RCMI	Sunflower Solar
Price	Free	Free
Positive reviews	—	50.0% of reviews
Update frequency	Every 2 months — better	Every 5 months
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	13.0 — better	14.0
Further details — not scored
Size	30 MB	43 MB
Age rating	17+	4+
Developer	Shanghai Rockcore Electronic Technology Co.,Ltd	Sunflower Technologies Limited

In-app purchases

None

RCMI

No in-app purchases

None

Sunflower Solar

No in-app purchases

Questions

Is RCMI free?

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

Is Sunflower Solar free?

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

Do RCMI or Sunflower Solar have ads?

Neither RCMI nor Sunflower Solar shows ads.

Which is updated more often, RCMI or Sunflower Solar?

RCMI ships an update every 2 months, and Sunflower Solar every 5 months. Most recently, RCMI was updated on October 15, 2026 and Sunflower Solar on October 18, 2026.