Comparison

GreenSun vs autarc Pro

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

Head to head
About

GreenSun

Features
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Con l’ APP di Greensun puoi: - trovare tutti i prodotti selezionati da Greensun suddivisi per brand e per tipologie (moduli, inverter, storage, strutture di montaggio, e-mobility); - ricercare il prodotto che ti interessa tramite brand o in base a caratteristiche tecniche come la tipologia o la potenza; - avere immediatamente disponibili, con un solo tap, datasheet e certificati sempre aggiornati di ogni prodotto; - accedere in tempo reale a tutte le informazioni di settore come l'uscita di nuovi prodotti e le novità tecnologiche; - essere sempre informato su normative, bandi, agevolazioni e incentivi; - iscriverti a corsi, seminari e webinar che accrescono la tua professionalità; - essere sempre informato sui nuovi aggiornamenti tramite notifiche push; - accedere con la tua AREA UTENTE, a comunicazioni a te riservate, listini sempre aggiornati e promozioni e raccogliere documenti utili come normative, condizioni di vendita, di trasporto e tanto altro ancora. - richiedere informazioni di carattere tecnico, commerciale, amministrativo o logistico in modo semplice e veloce attraverso la SOS AREA; - trovare tutte le informazioni su Greensun nell’area istituzionale. Pensata per installatori, rivenditori e progettisti che, ovunque e in qualsiasi momento, possono avere a portata di mano tutte le risposte per affermare la loro professionalità.

About

autarc Pro

Read full description

Faster planning, more time for your trade business: autarc is the leading AI software for energy installers – from heat pump design and Solar PV planning to complete project management. Scan a room in 30 seconds with our app – radiators are detected automatically by AI. Heat loss calculations to MCS standards, emitter sizing, heat pump dimensioning and hydronic balancing are ready in around 15 minutes. Capture Solar PV systems by drone and photogrammetry directly on site. The automatic AI analysis then produces ready-to-use, MCS-compliant reports for both heat pumps and Solar PV. Our customers consistently report saving up to 12 hours per new system design. The autarc app connects everyone involved in an installation. Create new customers and projects on the go. From mobile site surveys at the customer's home, through scheduling and quoting, to hydronic balancing – everything can be handled and documented in autarc, quickly and easily. All information is transferred to the office in real time for fast job processing. What our customers say: "We use autarc at multiple sites across Germany. The software is very intuitive and requires no lengthy training." – Nikolaus Daume, Daume GmbH "Our closing rate has increased by around 20% thanks to the autarc heat pump check." – Lars Hückstädt, Hückstädt Heizungs und Sanitär in Plön

Screenshots

GreenSun3 screens
autarc Pro4 screens

Verdict

The call

The clearest difference is update cadence: autarc Pro at every 8 days against GreenSun's every 2 months. GreenSun's advantage is iOS requirement (12.4 vs 17.0). 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

GreenSun ships an update every 2 months, autarc Pro every 8 days. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 4 level
GreenSun versus autarc Pro: the parameters behind the verdict, then further details
ParameterGreenSunautarc Pro
PriceFreeFree
Update frequencyEvery 2 monthsEvery 8 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS12.4 — better17.0
Further details — not scored
Size21 MB307 MB
Age rating4+4+
DeveloperxPlants.it S.r.l.autarc GmbH

In-app purchases

None

GreenSun

No in-app purchases

None

autarc Pro

No in-app purchases

Questions

Is GreenSun free?
GreenSun is free to download, with no in-app purchases.
Is autarc Pro free?
autarc Pro is free to download, with no in-app purchases.
Do GreenSun or autarc Pro have ads?
Neither GreenSun nor autarc Pro shows ads.
Which is updated more often, GreenSun or autarc Pro?
GreenSun ships an update every 2 months, and autarc Pro every 8 days. Most recently, GreenSun was updated on October 11, 2026 and autarc Pro on October 24, 2026.

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