Comparison

COSMO Didactic vs PleiSolar

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

Head to head

App for Pleion PB404-WiFi

Free

🔧 Utilities

No ratingsView app →

About

COSMO Didactic

Features

Read full description

Sinottici interattivi delle principali linee di macchine climatizzartici e caldaie Cosmogas

About

PleiSolar

Features

Read full description

The application allows remote monitoring of the new Pleion PB404-WiFi solar controller. Using the wireless connection of your building, you can connect the PB40-WiFi to the internet and access information from the app such as: temperatures, output status, graphs, system layout and energy produced. Through a simple and intuitive interface, it is possible to monitor the system and set the temperatures of the boiler(*) and the closure of the panel(*). (*)=option available only on some plants.

Screenshots

COSMO Didactic3 screens

PleiSolar4 screens

Verdict

The call

The clearest difference is update cadence: PleiSolar at every 8 months against COSMO Didactic's every 23 months. COSMO Didactic's advantage is iOS requirement (9.0 vs 12.0). 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

COSMO Didactic ships an update every 23 months, PleiSolar every 8 months. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

Scorecard2 real differences · 4 level

COSMO Didactic versus PleiSolar: the parameters behind the verdict, then further details
Parameter	COSMO Didactic	PleiSolar
Price	Free	Free
Update frequency	Every 23 months	Every 8 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	9.0 — better	12.0
Further details — not scored
Size	59 MB	46 MB
Age rating	4+	4+
Developer	Officine Pixel S.n.c. di Romboli Davide e Tedaldi Lamberto	Brahma Spa

In-app purchases

None

COSMO Didactic

No in-app purchases

None

PleiSolar

No in-app purchases

Questions

Is COSMO Didactic free?

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

Is PleiSolar free?

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

Do COSMO Didactic or PleiSolar have ads?

Neither COSMO Didactic nor PleiSolar shows ads.

Which is updated more often, COSMO Didactic or PleiSolar?

COSMO Didactic ships an update every 23 months, and PleiSolar every 8 months. Most recently, COSMO Didactic was updated on September 28, 2026 and PleiSolar on October 2, 2026.