Comparison

Stacking.io vs Number Duel

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

Head to head
About

Stacking.io

A fun and exciting tower stacking game where you collect food items to build the biggest stack. Compete against other players in a race against time to become the ultimate stack builder.

Highlights
  • Collect food items
  • Build tall stacks
  • Compete with other players
  • Unlock cool skins
  • Attack opponents to steal food
  • Collect coins for in-app purchases
Features
Read full description

Stacking.IO – Pile Up & Stack Delicacy is a fun and exciting way tower stacking game for your leisure time. Run to collect the food items and become the biggest stack builder among other players. Easy to Play & Challenging So basically, you’re this fun little creature in a little world that’s hovering in the blue sky. And these little sandwiches ingredients and other food items keep falling from the sky and your job is to stack them up to make Stack Tower Delicacy and place them on a plate. There are other players that are stacking these food items and you need to keep moving your character so that your Pile Up does not fall or you’ll need to start all over again.This game need yours agility. Beat Other Players to Win What makes this Battle Royale, Tower Stacking game more fun and challenging is that there is a timer on the top left of your screen and when the time runs out the game ends and the player with the most food stacks will win. You can see your score at the end of the game next to your name. Steer clear from the players win big stack tower or you will lose your possessions. Key Highlights: -Simple and pleasing game -Appealing and stunning 3D graphics -Cool Skin to unlock and play with -Collect as many food items as possible to win -Attack at lower ranked opponents to steal their food -Collect coins and use them to buy in app purchase items. Download and Play Stacking.IO – Pile Up & Stack Delicacy Today!

About

Number Duel

Features
Read full description

GAME INTRO ---------------- Number Duel is a card type game between 2 players. Each players have 11 cards from number 0 to 10. The match operator on card suggests which number behind it for guessing. If each players serve same number then the duel is equal, no score will be awarded. Who reaches 6 points first is the winner of the match. The match will also end if a player can't reach opponent's score. The match will be continued if 2 players have equal score. The game have 2 formats: Tournament & Friendly. In Friendly format, you can choose difficulties to play. Friendly match is not count for achievements & statistics. Tournament is a knock-out format. If you lose, you won't advance to next round. There are total 32 players in a single tournament. To win a tournament, you have to beat 5 opponents in a row. Tournament match is counted for achievements & statistics. CREDIT ------------------ + Game developed using LibGDX. + Sounds modified from freesound.org. FAN PAGE ------------------ + Facebook: https://www.facebook.com/qastudiosapps + Twitter: https://twitter.com/qastudios

Screenshots

Stacking.io4 screens
Number Duel3 screens

Verdict

The call

The clearest difference is update cadence: Stacking.io at every 6 days against Number Duel's every 5 months. Stacking.io also leads on iOS requirement (9.0 vs 12.0). 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

Stacking.io ships an update every 6 days, Number Duel every 5 months. Both last shipped on November 3, 2026.

Scorecard2 real differences · 8 level
Stacking.io versus Number Duel: the parameters behind the verdict, then further details
ParameterStacking.ioNumber Duel
PriceFreeFree
Rating3.9 (8 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings8 — better—
Update frequencyEvery 6 days — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better12.0
Further details — not scored
Size232 MB49 MB
Age rating9+4+
DeveloperRICE BALL HONGKONG LIMITEDQuang Duc Vu

In-app purchases

None

Stacking.io

No in-app purchases

None

Number Duel

No in-app purchases

Questions

Is Stacking.io free?
Stacking.io is free to download, with no in-app purchases.
Is Number Duel free?
Number Duel is free to download, with no in-app purchases.
Do Stacking.io or Number Duel have ads?
Neither Stacking.io nor Number Duel shows ads.
Which is updated more often, Stacking.io or Number Duel?
Stacking.io ships an update every 6 days, and Number Duel every 5 months. Most recently, Stacking.io was updated on November 3, 2026 and Number Duel on November 3, 2026.

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