Power Tower vs Stack Knife
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Power Tower
Engage in rapid bouncing gameplay to reach new heights. Collect a variety of unique balls and unlock new visual and auditory elements. Compete with friends and global players by comparing your top scores.
- Fast-paced bouncing action
- Collect 48 wacky balls
- Unlock new styles and sounds
- Compare high scores globally
- Test your reactions
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Get ready for fast paced bouncing action! ◉ Collect 48 wacky balls ◉ Unlock new styles and sounds ◉ Compare your highscore with friends and the rest of the world Download now and test your reactions in Power Tower! Support - If you experience any issues with Power Tower or have a suggestion to improve it, we'd love to hear from you! Contact us in the app or on our support page.
Stack Knife
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Chop and smash a wood stack with a knife. Be careful not to hit on red pieces . As you become a master of a knife, various knives will become available for selection. Stack Knife is • Fun and addictive • Best stress reliever • Simple and easy
Screenshots
Verdict
The clearest difference is ads: Stack Knife at none against Power Tower's shown. Stack Knife also leads on update cadence (every 3 weeks vs every 4 months) and iOS requirement (11.0 vs 15.2). 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
Both are free to download. Power Tower sells 10 one-off in-app purchases and Stack Knife sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Power Tower ships an update every 4 months, Stack Knife every 3 weeks. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.
| Parameter | Power Tower | Stack Knife |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (10 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.2 | 11.0 — better |
| Further details — not scored | ||
| Size | 124 MB | 303 MB |
| Age rating | 4+ | 4+ |
| Developer | Motionlab | Wavelet Lab Inc. |
In-app purchases
Power Tower
- Crazy Ball #2$0.99
- Crazy Ball #4$0.99
- Crazy Ball #3$0.99
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- Velcro Ball$0.99
- Balance Ball$0.99
- Web Ball$0.99
- Honey Ball$0.99
- + 2K Gems$2.99
- + 5k Gems$3.99
- + 10k Gems$4.99
Stack Knife
- Remove Ads$0.99
Questions
Is Power Tower free?
Is Stack Knife free?
Do Power Tower or Stack Knife have ads?
Which is updated more often, Power Tower or Stack Knife?
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