Pendulum Sweeper vs Stack & Defend
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Pendulum Sweeper
Control a double pendulum to defeat enemies climbing a hill. Master its physics to strike foes with precision and unlock upgrades to enhance your pendulum's power. This rogue-lite experience offers engaging gameplay and strategic choices for endless replayability.
- Double pendulum physics
- Defeat climbing enemies
- Unlockable upgrades
- Strategic choices
- Rogue-lite gameplay
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Swing your pendulum to stop the relentless enemies climbing up the hill! The double pendulum's dynamic and unpredictable movement is not only captivating but also the key to your success. Master its unique physics to strike down foes with precision and flair. As you progress, you'll unlock powerful upgrades that enhance your pendulum's strength and efficiency, allowing you to tackle even tougher challenges. Choose wisely to maximize your effectiveness! If you love rogue-lite games, this experience will keep you hooked with its engaging gameplay and strategic choices. Dive into the action, experiment with different upgrades, and see how far you can go in this thrilling adventure!
Stack & Defend
Engage in thrilling tower defense battles by strategically stacking and merging blocks to build your fortress. Unleash diverse attack modes and powerful combos to defeat ruthless bosses and conquer the battlefield.
- Super Free Building
- Stacking and merging blocks
- Diverse Attack Modes
- Ruthless Opponents
- Frenzied Combos
- Timed Battles
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Super Fun Tower Defense, Timed Battles, Unlock Your Potential, Strategize, Conquer the Battlefield! 1.Super Free Building: Build your own fortress by stacking and merging blocks. 2.Diverse Attack Modes: Freeze, mines, tap, and smash! 3.Ruthless Opponents: Unstoppable wild bosses are on the attack—stop them! 4.Frenzied Combos: Diverse blocks—stack them up to trigger powerful chain reactions. 5.Adrenaline Rush! Exhilarating Are you ready to lead your team to victory?
Screenshots
Verdict
The clearest difference is in-app purchases: Stack & Defend at none against Pendulum Sweeper's 19. Stack & Defend also leads on review sentiment (51% vs 32%). Pendulum Sweeper's advantage is rating (4.5 vs 4.1). On price, ratings volume, update cadence and ads 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
Both are free to download. Pendulum Sweeper sells 14 one-off in-app purchases. Stack & Defend asks for nothing beyond the download.
Pendulum Sweeper holds the better App Store score, 4.5 against 4.1. Both are backed by a comparable volume of ratings — 405 and 382 respectively. Written reviews complicate that: 32% of Pendulum Sweeper's written reviews are positive against 51% of Stack & Defend's, so the app with the better star average is not the one people write more warmly about.
Pendulum Sweeper ships an update weekly, Stack & Defend fortnightly. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.
| Parameter | Pendulum Sweeper | Stack & Defend |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (405 ratings) — better | 4.1 (382 ratings) |
| Positive reviews | 32.2% of reviews | 50.7% of reviews — better |
| Number of ratings | 405 — better | 382 |
| Update frequency | Weekly — better | Fortnightly |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 268 MB | 181 MB |
| Age rating | 17+ | 17+ |
| Developer | KAYAC Inc. | 晓莹 黄 |
Customer experience
Pendulum Sweeper
Stack & Defend
User reviews
Pendulum Sweeper
From 405 App Store ratingsWhat we love
- 👍 Fun game
- 👍 Good theme and motivation
- 👍 Enjoyable gameplay
Room to improve
- 🐛 Shockwave bug
- 🔕 Lack of settings to turn off sound
- 💰 Too many ads
- 🤕 Difficulty increases too much at higher levels
Stack & Defend
From 382 App Store ratingsWhat we love
- 🚀 Satisfying sound effects
- 👍 Fun game
Room to improve
- 🐛 Towers disappear and take crystals
- 🐛 Ads too long and can't be skipped
- 🐛 Difficulty spike in early stages
Bugs and requests
Pendulum Sweeper
Reported bugs
2 issues- Shockwave ability stops working
- Slimes launching smaller ones on defeat
Requested features
2 requests- Add info tab for enemy details
- Increase damage of abilities other than pendulum
Stack & Defend
Reported bugs
2 issues- Towers not placing properly, taking crystals
- Unwanted towers appearing on the board
Requested features
2 requests- Remove ad-placed towers that take up space
- Improve tower placement and movement controls
In-app purchases
Pendulum Sweeper
- Crystal 602 variants$0.99
- Fortune Chest2 variants$1.99
- Starter Pack$3.99
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- Crystal 310$4.99
- No Ads$4.99
- Gold Pass$4.99
- Starter Pack (Deal)2 variants$5.99
- Crystal 640$9.99
- Starter Pack (Super Deal)2 variants$9.99
- Starter Pack All2 variants$14.99
- Crystal 1330$19.99
- Black Pass$19.99
- Crystal 3480$49.99
- Crystal 7300$99.99
Stack & Defend
No in-app purchases
Questions
Is Pendulum Sweeper free?
Is Stack & Defend free?
Which has better reviews, Pendulum Sweeper or Stack & Defend?
Do Pendulum Sweeper or Stack & Defend have ads?
Which is updated more often, Pendulum Sweeper or Stack & Defend?
Other comparisons
