Comparison

STEM Connect vs PK

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

Head to head

About

STEM Connect

Features

Read full description

Via BLE technology (Bluetooth Low Energy), this app allows to connect and use the ozone generator O3Z-Tech to monitor the sanitisation and download the sanitisation report. Moreover, this app allows to set up and service the stretcher assisted loading system Sherpa. You will find the login credentials in the user manual of the product. This way STEM ensures maximum control of authorized technicians. Setup, use and diagnostics procedures are easy and assisted so to conclude any operation in a simple way.

About

PK

Features

Read full description

The PK-Connect App provides residents with easy access to city services, updates, and information. Stay informed about local events, submit service requests, and receive real-time notifications on city projects and emergency alerts, making it easier than ever to stay connected and engaged with your community.

Screenshots

STEM Connect4 screens

PK4 screens

Verdict

The call

The clearest difference is update cadence: STEM Connect at weekly against PK's every 6 months. STEM Connect also leads on iOS requirement (12.0 vs 17.6). 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

STEM Connect ships an update weekly, PK every 6 months. The most recent releases landed on September 11, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 4 level

STEM Connect versus PK: the parameters behind the verdict, then further details
Parameter	STEM Connect	PK
Price	Free	Free
Update frequency	Weekly — better	Every 6 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod — better	iPhone
Requires iOS	12.0 — better	17.6
Further details — not scored
Size	32 MB	142 MB
Age rating	4+	12+
Developer	STEM s.r.l.	City of Poughkeepsie

In-app purchases

None

STEM Connect

No in-app purchases

None

PK

No in-app purchases

Questions

Is STEM Connect free?

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

Is PK free?

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

Do STEM Connect or PK have ads?

Neither STEM Connect nor PK shows ads.

Which is updated more often, STEM Connect or PK?

STEM Connect ships an update weekly, and PK every 6 months. Most recently, STEM Connect was updated on September 11, 2026 and PK on September 9, 2026.