# Stack Smash vs Knock Fever

The clearest difference is review sentiment: Stack Smash at 75% against Knock Fever's 53%. Stack Smash also leads on rating (4.9 vs 4.7) and chart position (#136 vs unranked). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Stack Smash sells 12 one-off in-app purchases and Knock Fever sells 14 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Stack Smash holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 44K and 11K respectively. Written reviews point the same way: 75% of Stack Smash's written reviews are positive against 53% of Knock Fever's.

Stack Smash ships an update every 5 days, Knock Fever weekly. Both last shipped on October 26, 2026.

## The numbers

| Metric | Stack Smash | Knock Fever |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (44K ratings)](https://appshunter.io/ios/app/stack-smash-3d-puzzle-game/id6784602967/reviews)** | [4.7 (11K ratings)](https://appshunter.io/ios/app/knock-fever/id6786195352/reviews) |
| Number of ratings | **44K** | 11K |
| Positive reviews | **74.9% of reviews** | 53.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#136** | — |
| Size | 375 MB | 607 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Tripledot Studios](https://appshunter.io/developer/1191319103) | [Kite Games](https://appshunter.io/developer/1878111512) |

## What reviewers say

### Stack Smash

[App page](https://appshunter.io/ios/app/stack-smash-3d-puzzle-game/id6784602967)

**Currently charting:** #136 Top Free · Puzzle, #137 Top Free · Casual (US App Store)

Launch a cannon to smash through stacks of farmyard objects in this physics-based puzzle game. Enjoy satisfying destruction and clever level designs with simple controls. Explore a cozy farm festival with cute characters and bright visuals.

**Highlights:** Aim, shoot, and smash gameplay, Satisfying physics-based destruction, Clever puzzle levels with limited shots, Colorful farm objects to smash, Cozy farm festival locations, Simple controls and rewarding precision

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Special Offer 1 | $1.99 | one-time |
| Special Offer 10 | $2.99 | one-time |
| Special Offer 11 | $4.99 | one-time |
| Special Offer 2 | $7.99 | one-time |
| Special Offer 10 | $9.99 | one-time |
| Special Offer 13 | $12.99 | one-time |
| Special Offer 8 | $14.99 | one-time |
| Special Offer 3 | $14.99 | one-time |
| Special Offer 12 | $19.99 | one-time |
| Special Offer 4 | $29.99 | one-time |
| Special Offer 5 | $49.99 | one-time |
| Special Offer 6 | $99.99 | one-time |


### Knock Fever

[App page](https://appshunter.io/ios/app/knock-fever/id6786195352)

Aim your cannon precisely to blast down colorful towers in this physics-based destruction game. Enjoy hundreds of satisfying levels with simple controls and spectacular chain reactions. Become the ultimate cannon champion by strategically knocking down every structure.

**Highlights:** Physics-based destruction, Hundreds of unique levels, Satisfying chain reactions, Simple aim and shoot controls, Colorful tower smashing, Rewarding challenges

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Bundle | $1.99 | one-time |
| 1000 Coins Pack | $1.99 | one-time |
| Mini Bundle | $4.99 | one-time |
| No Ads | $7.99 | one-time |
| 5000 Coins Pack | $7.99 | one-time |
| Season Pass | $9.99 | one-time |
| Premium Bundle | $9.99 | one-time |
| 10000 Coins Pack | $14.99 | one-time |
| Deluxe Bundle | $19.99 | one-time |
| 25000 Coins Pack | $29.99 | one-time |
| Mega Bundle | $49.99 | one-time |
| 50000 Coins Pack | $54.99 | one-time |
| Ultimate Bundle | $99.99 | one-time |
| 100000 coins pack | $99.99 | one-time |


## Frequently asked questions

### Is Stack Smash free?

Stack Smash is free to download, with in-app purchases available.

### Is Knock Fever free?

Knock Fever is free to download, with in-app purchases available.

### Which has better reviews, Stack Smash or Knock Fever?

Stack Smash is rated higher. Stack Smash averages 4.9 out of 5 from 44K ratings, while Knock Fever averages 4.7 from 11K ratings.

### Do Stack Smash or Knock Fever have ads?

Both Stack Smash and Knock Fever show ads.

### Which is updated more often, Stack Smash or Knock Fever?

Stack Smash ships an update every 5 days, and Knock Fever weekly. Most recently, Stack Smash was updated on October 26, 2026 and Knock Fever on October 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*