Comparison

KeFirmaN vs Perry Multizona

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

Head to head

About

KeFirmaN

Features

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KeFirma Client è un software di Firma Grafometrica standalone che consente di sottoscrivere documenti PDF presenti nel dispositivo su cui è installato. KeFirma Client è il software ideale per tutti i casi in cui è necessario poter disporre di una soluzione Firma Grafometrica in totale assenza di connessioni.

About

Perry Multizona

Features

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Con le CENTRALI Perry è possibile dividere in zone termiche abitazioni nuove ed esistenti controllando la temperatura stanza per stanza. Regolare la temperatura in modo accurato significa risparmiare sensibilmente sui consumi. I misuratori di energia permettono di visualizzare sia localmente che da remoto l'effettivo consumo termico e idraulico dell'abitazione.

Screenshots

KeFirmaN1 screens

Perry Multizona4 screens

Verdict

The call

The clearest difference is update cadence: Perry Multizona at monthly against KeFirmaN's every 4 months. KeFirmaN's advantage is iOS requirement (13.0 vs 15.0). 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

KeFirmaN ships an update every 4 months, Perry Multizona monthly. The most recent releases landed on September 28, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 4 level

KeFirmaN versus Perry Multizona: the parameters behind the verdict, then further details
Parameter	KeFirmaN	Perry Multizona
Price	Free	Free
Update frequency	Every 4 months	Monthly — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0 — better	15.0
Further details — not scored
Size	83 MB	34 MB
Age rating	4+	4+
Developer	Kedos srl	Perry Electric, Srl

In-app purchases

None

KeFirmaN

No in-app purchases

None

Perry Multizona

No in-app purchases

Questions

Is KeFirmaN free?

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

Is Perry Multizona free?

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

Do KeFirmaN or Perry Multizona have ads?

Neither KeFirmaN nor Perry Multizona shows ads.

Which is updated more often, KeFirmaN or Perry Multizona?

KeFirmaN ships an update every 4 months, and Perry Multizona monthly. Most recently, KeFirmaN was updated on September 28, 2026 and Perry Multizona on October 24, 2026.