Comparison

TajfunSIM vs Deck 21

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

Head to head
About

TajfunSIM

Features
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Master the Machine. Experience Tajfun Precision. TajfunSIM is the official simulation app from Tajfun, a global leader in forestry machinery. Designed as an immersive marketing and training tool, this app puts you in control of our most advanced timber cranes, trusted by professionals in over 50 countries. Whether you're a forestry expert, crane operator, or machinery enthusiast, TajfunSIM delivers a hands-on experience of the precision, power, and innovation that define the Tajfun brand. Key Features: - Operate Award-Winning Cranes Take control of models like the LIV 130 KA and LIV 130 ZK - Realistic Simulation Enjoy smooth hydraulics, responsive controls, and true-to-life physics based on real Tajfun engineering. - Interactive Brand Experience Explore the design, strength, and control systems that make Tajfun cranes a benchmark in the industry. - Perfect for Trade Shows & Clients TajfunSIM is a portable demo tool to showcase crane capabilities. - Built for Professionals From joystick-based cabin control to radio remote systems, experience the same options offered on real Tajfun machines. TajfunSIM is more than a simulator, it’s a digital extension of Tajfun’s commitment to quality, innovation, and forestry excellence.

About

Deck 21

Features
Read full description

"Deck 21" is a strategic reimagining of the classic blackjack, featuring a new mechanic that transforms each round into a dynamic challenge. In addition to the traditional rules of trying to reach 21 points without going over, cards have special abilities that can increase or decrease their value, changing the course of the game at any time. This mechanic adds a layer of strategy and unpredictability, making every decision crucial. Players will need to think beyond the basics, considering not only the cards they have, but also the effects they can activate to influence the outcome. With intuitive and dynamic gameplay, "Deck 21" promises an immersive experience for those looking for an innovative and challenging card game. In addition to the single-player mode, "Deck 21" features competitive multiplayer, allowing players to challenge their friends in strategic matches and compete to see who can master the card variations and emerge victorious. With intuitive and dynamic gameplay, "Deck 21" promises an immersive experience for those looking for an innovative and challenging card game.

Screenshots

TajfunSIM4 screens
Deck 213 screens

Verdict

The call

The clearest difference is ads: Deck 21 at none against TajfunSIM's shown. Deck 21 also leads on update cadence (daily vs every 3 months) and iOS requirement (12.0 vs 18.0). On price, 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

TajfunSIM ships an update every 3 months, Deck 21 daily. The most recent releases landed on September 20, 2026 and September 26, 2026 respectively.

Scorecard3 real differences · 3 level
TajfunSIM versus Deck 21: the parameters behind the verdict, then further details
ParameterTajfunSIMDeck 21
PriceFreeFree
Update frequencyEvery 3 monthsDaily — better
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.012.0 — better
Further details — not scored
Size367 MB74 MB
Age rating4+4+
DeveloperActaLogicAndre Salvador

In-app purchases

None

TajfunSIM

No in-app purchases

None

Deck 21

No in-app purchases

Questions

Is TajfunSIM free?
TajfunSIM is free to download, with no in-app purchases.
Is Deck 21 free?
Deck 21 is free to download, with no in-app purchases.
Do TajfunSIM or Deck 21 have ads?
TajfunSIM shows ads; Deck 21 does not.
Which is updated more often, TajfunSIM or Deck 21?
TajfunSIM ships an update every 3 months, and Deck 21 daily. Most recently, TajfunSIM was updated on September 20, 2026 and Deck 21 on September 26, 2026.

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