Comparison

FlowCheck vs adz

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

Head to head

About

FlowCheck

Features

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Full transparency at all times about your TROX drive solution and the operation of your system. The TROX Flow Check app turns your smartphone into a wireless on-site control for the latest generation of VAV, flap and valve actuators! Efficient commissioning, quick functional testing in operation, handy and always ready for service. Easily adapt when used. Document and send the setting and operating data.

About

adz

Features

Read full description

Die adz App ist Dein digitaler Assistent für den Projektalltag. Mit dem Netzrechner Lüftung kannst Du Lüftungsnetze dimensionieren und in Sekundenschnelle zwischen verschiedenen Abmessungen variieren. Sowohl die Berechnung von Kanalnetzen als auch von Rohrnetzen sind in der App integriert. Die App wird durch die Firma adz laufend weiterentwickelt. Anregungen, Anmerkungen oder Entwicklungswünsche nehmen wir im Review gerne entgegen.

Screenshots

FlowCheck4 screens

adz3 screens

Verdict

The call

The clearest difference is update cadence: adz at every 4 months against FlowCheck's every 15 months. 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

FlowCheck ships an update every 15 months, adz every 4 months. Both last shipped on September 9, 2026.

Scorecard1 real difference · 5 level

FlowCheck versus adz: the parameters behind the verdict, then further details
Parameter	FlowCheck	adz
Price	Free	Free
Update frequency	Every 15 months	Every 4 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPod
Requires iOS	16.0	15.6 — better
Further details — not scored
Size	15 MB	20 MB
Age rating	4+	4+
Developer	TROX GmbH	arcade solutions ag

In-app purchases

None

FlowCheck

No in-app purchases

None

adz

No in-app purchases

Questions

Is FlowCheck free?

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

Is adz free?

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

Do FlowCheck or adz have ads?

Neither FlowCheck nor adz shows ads.

Which is updated more often, FlowCheck or adz?

FlowCheck ships an update every 15 months, and adz every 4 months. Most recently, FlowCheck was updated on September 9, 2026 and adz on September 9, 2026.