Comparison

STEM Connect vs Sara Event Pro

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

Sara Event Pro

Features

Read full description

SARA EVENT PRO est destinée aux soignants (Médecin, Pharmacien, Infirmier...) sur le terrain de l’évènement. Elle permet en coordination avec le PC Médical de déclarer des prises en charge de victime et partager en temps réel la fiche bilan. L'application permet également de déclarer en First Check ou en bilan complet.

Screenshots

STEM Connect4 screens

Sara Event Pro4 screens

Verdict

The call

The clearest difference is update cadence: STEM Connect at weekly against Sara Event Pro's every 2 months. STEM Connect also leads on iOS requirement (12.0 vs 16.6). 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, Sara Event Pro every 2 months. The most recent releases landed on September 11, 2026 and February 23, 2026 respectively.

Scorecard2 real differences · 4 level

STEM Connect versus Sara Event Pro: the parameters behind the verdict, then further details
Parameter	STEM Connect	Sara Event Pro
Price	Free	Free
Update frequency	Weekly — better	Every 2 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad
Requires iOS	12.0 — better	16.6
Further details — not scored
Size	32 MB	35 MB
Age rating	4+	12+
Developer	STEM s.r.l.	Agence Digitale Iroko

In-app purchases

None

STEM Connect

No in-app purchases

None

Sara Event Pro

No in-app purchases

Questions

Is STEM Connect free?

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

Is Sara Event Pro free?

Sara Event Pro is free to download, with no in-app purchases.

Do STEM Connect or Sara Event Pro have ads?

Neither STEM Connect nor Sara Event Pro shows ads.

Which is updated more often, STEM Connect or Sara Event Pro?

STEM Connect ships an update weekly, and Sara Event Pro every 2 months. Most recently, STEM Connect was updated on September 11, 2026 and Sara Event Pro on February 23, 2026.