Comparison

Q eco vs KALO Smart

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

Head to head

About

Q eco

Monitor your home's energy consumption on your mobile device or PC. Compare your usage over time or against averages, and receive concrete tips to save energy and money while protecting the climate.

Highlights

Monitor energy consumption
Compare usage over time
Compare against averages
Receive energy-saving tips
Save money
Protect the climate

Features

Read full description

Wie viel Energie verbrauchst Du in Deinen eigenen vier Wänden? Behalte Deinen Energieverbrauch im Blick – auf Mobilgerät oder PC. Vergleiche Deine Verbräuche: im Zeitverlauf oder mit Durchschnittswerten. Optimiere Dein Verbrauchsverhalten dank konkreter Energiespar-Tipps. Dein Gewinn: Spare Bares und schone das Klima.

About

KALO Smart

Read full description

Mit der App KALO Smart kannst Du Deine smarten Thermostate bequem aus der Ferne steuern und individuelle Heizpläne für jeden einzelnen Raum Deiner Wohnung anlegen. Damit erhöhst Du Deinen Wohnkomfort und reduziert zeitgleich Deine Heizkosten. Und das ist noch nicht alles: Denn ein geringerer Energieverbrauch bedeutet zugleich weniger CO2-Emissionen. So trägst Du ganz nebenbei aktiv zum Klimaschutz bei.

Screenshots

Q eco4 screens

KALO Smart4 screens

Verdict

The call

The clearest difference is update cadence: KALO Smart at every 6 weeks against Q eco's every 5 months. KALO Smart also leads on iOS requirement (15.5 vs 26.0). 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

Q eco ships an update every 5 months, KALO Smart every 6 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard2 real differences · 6 level

Q eco versus KALO Smart: the parameters behind the verdict, then further details
Parameter	Q eco	KALO Smart
Price	Free	Free
Positive reviews	7.7% of reviews	—
Update frequency	Every 5 months	Every 6 weeks — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad	iPhone, iPad, iPod — better
Requires iOS	26.0	15.5 — better
Further details — not scored
Size	23 MB	52 MB
Age rating	4+	4+
Developer	QUNDIS GmbH	KALORIMETA GmbH

In-app purchases

None

Q eco

No in-app purchases

None

KALO Smart

No in-app purchases

Questions

Is Q eco free?

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

Is KALO Smart free?

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

Do Q eco or KALO Smart have ads?

Neither Q eco nor KALO Smart shows ads.

Which is updated more often, Q eco or KALO Smart?

Q eco ships an update every 5 months, and KALO Smart every 6 weeks. Most recently, Q eco was updated on November 3, 2026 and KALO Smart on November 4, 2026.