Gem Stack vs Pizza Stack
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Gem Stack
Collect and stack precious gems while navigating a treacherous obstacle course. Dodge traps, merge valuable gems, and protect your growing pile to reach the finish line and claim your rewards. Experience satisfying gem-collecting gameplay with bright visuals and addictive progression.
- Satisfying gem runner gameplay
- Obstacle dodging action
- Gem merging mechanics
- Bright and glittering visuals
- Addictive progression system
- Collect and stack gems
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Can you stack your way to treasure without losing a single gem? Let’s find out in Gem Stack! Enter the dazzling world of Gem Stack, the ultimate hyper-casual runner where your goal is to collect, stack, and protect precious gems while racing through a road full of obstacles and traps. Every swipe counts as you guide your growing pile of sparkling crystals toward the finish line! Slide, dodge, and merge your way through dangerous tracks. Stack your gems higher and shine brighter with every flawless run. But beware — one wrong move and your gems could shatter! How to Play Swipe left or right to move along the track. Collect colorful gems and build your stack. Avoid sharp traps and smashable obstacles. Merge rare gems to boost your score. Reach the end with your stack intact and claim your rewards! Key Features Satisfying Gem Runner Gameplay: Run, collect, and stack beautiful gems in this polished arcade experience. Obstacle Dodging Action: Avoid deadly traps, holes, and barriers. Merge Mechanics: Combine gems for higher value and more sparkle. Bright Visuals: Vivid, glittering graphics with fluid animations. Addictive Progression: Level up your runs and discover rare gem types. Why Play Gem Stack? If you love runner games with shiny rewards and satisfying stacking action, Gem Stack delivers a fast-paced and visually stunning experience. Each run is a new challenge full of glitter and glory! Download Gem Stack now and start stacking your way to gem-filled greatness!
Pizza Stack
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Stack the slices as high as you can! Tap to drop, nail the PERFECT, and build the tallest pizza tower in the world. • Simple one-tap gameplay • Chase PERFECT combos • Wild game modes • Compete on the global leaderboard • Unlock tons of skins How high can you stack?
Screenshots
Verdict
Gem Stack and Pizza Stack are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Gem Stack sells 1 one-off in-app purchase and Pizza Stack sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Gem Stack ships an update weekly, Pizza Stack every 5 days. The most recent releases landed on September 28, 2026 and September 10, 2026 respectively.
| Parameter | Gem Stack | Pizza Stack |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (36K ratings) — better | — |
| Positive reviews | 34.9% of reviews | — |
| Number of ratings | 36K — better | — |
| Update frequency | Weekly | Every 5 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 389 MB | 98 MB |
| Age rating | 12+ | 4+ |
| Developer | Rollic Games | Simone Jordaan |
Bugs and requests
Gem Stack
Reported bugs
3 issues- Game crashes after certain levels
- Purchases not properly registered
- Inconsistent end-of-level experience
Requested features
4 requests- More level variety and difficulty progression
- Ability to customize gem types and jewelry
- Better in-game currency system
- Improved customer support
Pizza Stack
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Gem Stack
- Remove Ads$7.99
Pizza Stack
- Small Stack$0.99
- Medium Stack$4.99
- Large Stack$9.99
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- Mega Stack$19.99
- Pizza Tycoon Pack$39.99









