Comparison

SIdP POWERup vs Petra lite

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

Head to head

About

SIdP POWERup

Features

Read full description

App per il calcolo del grado e stato di parodontite

About

Petra lite

Features

Read full description

Applicazione integrata con il software Checkup di Biosfera S.r.l. Tramite Petra Lite è possibile inviare immagini e dettare note all'interno della cartella paziente aperta in Checkup.

Screenshots

SIdP POWERup4 screens

Petra lite4 screens

Verdict

The call

The clearest difference is update cadence: SIdP POWERup at every 4 days against Petra lite's every 48 months. Petra lite's advantage is iOS requirement (12.4 vs 18.0). 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

SIdP POWERup ships an update every 4 days, Petra lite every 48 months. The most recent releases landed on June 10, 2026 and September 10, 2026 respectively.

Scorecard2 real differences · 4 level

SIdP POWERup versus Petra lite: the parameters behind the verdict, then further details
Parameter	SIdP POWERup	Petra lite
Price	Free	Free
Update frequency	Every 4 days — better	Every 48 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPad, iPod — better
Requires iOS	18.0	12.4 — better
Further details — not scored
Size	162 MB	7 MB
Age rating	17+	12+
Developer	SOCIETA' ITALIANA DI PARODONTOLOGIA	Carlo Narcisi

In-app purchases

None

SIdP POWERup

No in-app purchases

None

Petra lite

No in-app purchases

Questions

Is SIdP POWERup free?

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

Is Petra lite free?

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

Do SIdP POWERup or Petra lite have ads?

Neither SIdP POWERup nor Petra lite shows ads.

Which is updated more often, SIdP POWERup or Petra lite?

SIdP POWERup ships an update every 4 days, and Petra lite every 48 months. Most recently, SIdP POWERup was updated on June 10, 2026 and Petra lite on September 10, 2026.