Flip Jacks vs Deck 21
Price, ratings, monetisation and update history for both games, side by side โ with what reviewers say about each.
Flip Jacks
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Flip Jacks is physics-based poker (in AR). In this game, you rely on speed and luck rather than betting and bluffing. For this reason, Flip Jacks can be enjoyed by those who don't like or know anything about poker. The goal of the game is to make a better hand than your opponent by playing or discarding the cards in front of you. The optional AR mode in Flip Jacks allows you to throw digital cards onto any surface in the real world.
Deck 21
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"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
Verdict
The clearest difference is update cadence: Deck 21 at daily against Flip Jacks's every 18 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Flip Jacks ships an update every 18 months, Deck 21 daily. The most recent releases landed on October 19, 2026 and October 28, 2026 respectively.
| Parameter | Flip Jacks | Deck 21 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 18 months | Daily โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details โ not scored | ||
| Size | 47 MB | 74 MB |
| Age rating | 4+ | 4+ |
| Developer | Scott Doxey | Andre Salvador |
In-app purchases
Flip Jacks
No in-app purchases
Deck 21
No in-app purchases









