Comparison

Smart Tanks vs Duzzcall

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

Head to head

THINCKE

About

Smart Tanks

Features

Read full description

This APP is used to check the remaining liquid level in the tank and is used in conjunction with the gas cylinder level sensor. Demonstration video-TNK-GCi03: https://youtu.be/oblAdvSA0Pc

About

Duzzcall

Features

Read full description

A VoIP calling app.

Screenshots

Smart Tanks3 screens

Duzzcall4 screens

Verdict

The call

The clearest difference is update cadence: Smart Tanks at weekly against Duzzcall's every 5 months. Smart Tanks also leads on iOS requirement (11.0 vs 15.0). 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

Smart Tanks ships an update weekly, Duzzcall every 5 months. The most recent releases landed on September 10, 2026 and September 7, 2026 respectively.

Scorecard2 real differences · 4 level

Smart Tanks versus Duzzcall: the parameters behind the verdict, then further details
Parameter	Smart Tanks	Duzzcall
Price	Free	Free
Update frequency	Weekly — better	Every 5 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	11.0 — better	15.0
Further details — not scored
Size	31 MB	107 MB
Age rating	17+	4+
Developer	Thincke Electronic Technology Co., Ltd.	Duzzcall Pvt Ltd

In-app purchases

None

Smart Tanks

No in-app purchases

None

Duzzcall

No in-app purchases

Questions

Is Smart Tanks free?

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

Is Duzzcall free?

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

Do Smart Tanks or Duzzcall have ads?

Neither Smart Tanks nor Duzzcall shows ads.

Which is updated more often, Smart Tanks or Duzzcall?

Smart Tanks ships an update weekly, and Duzzcall every 5 months. Most recently, Smart Tanks was updated on September 10, 2026 and Duzzcall on September 7, 2026.