Comparison

ZEN CAT vs Schadek

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

Head to head

About

ZEN CAT

Features

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Catálogo ZEN (números, descrições, aplicações, fotos e lançamentos). Permite busca rápida, avançada, técnica, comparativo de produto, acesso a dicas técnicas, entre outros...

About

Schadek

Features

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Catálogo eletrônico dos produtos Schadek

Screenshots

ZEN CAT4 screens

Schadek4 screens

Verdict

The call

The clearest difference is update cadence: ZEN CAT at every 3 months against Schadek's every 6 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

ZEN CAT ships an update every 3 months, Schadek every 6 months. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

Scorecard1 real difference · 5 level

ZEN CAT versus Schadek: the parameters behind the verdict, then further details
Parameter	ZEN CAT	Schadek
Price	Free	Free
Update frequency	Every 3 months — better	Every 6 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0 — better	15.6
Further details — not scored
Size	160 MB	23 MB
Age rating	17+	4+
Developer	Zen SA Industria Metalurgica	Metalurgica Schadek Ltda

In-app purchases

None

ZEN CAT

No in-app purchases

None

Schadek

No in-app purchases

Questions

Is ZEN CAT free?

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

Is Schadek free?

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

Do ZEN CAT or Schadek have ads?

Neither ZEN CAT nor Schadek shows ads.

Which is updated more often, ZEN CAT or Schadek?

ZEN CAT ships an update every 3 months, and Schadek every 6 months. Most recently, ZEN CAT was updated on October 10, 2026 and Schadek on October 5, 2026.