# Slime Up！ vs Plants on Fire

The clearest difference is rating: Plants on Fire at 4.8 against Slime Up！'s 4.1. Plants on Fire also leads on review sentiment (62% vs 36%) and update cadence (weekly vs monthly). Slime Up！'s advantage is monetization model (ad-supported vs free with in-app purchases). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Slime Up！ sells 11 one-off in-app purchases and Plants on Fire sells 24 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Plants on Fire holds the better App Store score, 4.8 against 4.1. That said, the two scores are not equally well evidenced: Plants on Fire has 2.5K ratings behind it against 240, so its average is the more settled of the two. Written reviews point the same way: 36% of Slime Up！'s written reviews are positive against 62% of Plants on Fire's.

Slime Up！ ships an update monthly, Plants on Fire weekly. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Slime Up！ | Plants on Fire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (240 ratings)](https://appshunter.io/ios/app/slime-up/id6762334135/reviews) | **[4.8 (2.5K ratings)](https://appshunter.io/ios/app/plants-on-fire/id6776076449/reviews)** |
| Number of ratings | 240 | **2.5K** |
| Positive reviews | 36.0% of reviews | **62.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Weekly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Best chart rank | — | **#59** |
| Size | 219 MB | 430 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [ZPLAY (HK) TECHNOLOGY CO., LIMITED](https://appshunter.io/developer/1301067319) | [Shanghai Shenmeng Technology Co., Ltd.](https://appshunter.io/developer/6776076451) |

## What reviewers say

### Slime Up！

[App page](https://appshunter.io/ios/app/slime-up/id6762334135)

Build intricate block structures that defy gravity to defend against enemy waves. Merge and upgrade your defenses to create a powerful fortress. Test your engineering and strategic skills in this unique puzzle-tower defense hybrid.

**Highlights:** Physics-based block building, Merge and upgrade hero blocks, Real-time enemy defense, Creative strategic building, Boss battles, Fortress repair and fortification

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1-Day Speed Boost | $0.99 | one-time |
| 3-Day Speed Boost | $1.99 | one-time |
| Starter Pack | $1.99 | one-time |
| Chapter Pack 5 | $1.99 | one-time |
| Ad Skip Ticket 1 | $2.99 | one-time |
| Remove Ads Pack | $4.99 | one-time |
| Ad Skip Ticket 2 | $7.99 | one-time |
| Premium Bundle | $9.99 | one-time |
| Golden Pass | $12.99 | one-time |
| Permanent Speed Boost | $14.99 | one-time |
| Ad Skip Ticket 3 | $19.99 | one-time |


### Plants on Fire

[App page](https://appshunter.io/ios/app/plants-on-fire/id6776076449)

**Currently charting:** #59 Top Free · Strategy, #80 Top Grossing · Strategy, #107 Top Grossing · Casual (US App Store)

Engage in fast-paced, 3-minute PvP tower defense battles with quirky plants. Merge plants to unlock powerful combos, build your ultimate squad, and outsmart opponents. Offers various game modes including Auto Chess and Co-op.

**Highlights:** 3-minute PvP battles, Plant merging for power-ups, Squad building with unique plants, Auto Chess mode, Co-op and PvE challenges, Seasonal content updates

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

**In-app purchases (24)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Honor Medal Supply Pack 1 | $0.99 | one-time |
| Welcome Pack | $0.99 | one-time |
| Special Daily Pack | $0.99 | one-time |
| Lucky Token Limited-Time Offer 1 | $1.99 | one-time |
| Honor Medal Supply Pack 2 | $1.99 | one-time |
| Lucky Token Pack | $1.99 | one-time |
| Rookie Growth Pack 1 | $2.99 | one-time |
| Battle Pack | $2.99 | one-time |
| Elite Power Reward 1 | $3.99 | one-time |
| Premier Membership | $4.99 | one-time |
| Upgrade to Rumble Ruby Pass | $4.99 | one-time |
| Adventure Pack | $6.99 | one-time |
| Glory Gold Pass | $9.99 | one-time |
| Upgrade to Glory Ruby Pass | $9.99 | one-time |
| Mega Choice Pack | $9.99 | one-time |
| Glory Ruby Pass | $18.99 | one-time |
| S Variant Choice Pack | $19.99 | one-time |
| Legendary Minion Booster Pack | $24.99 | one-time |
| Mad King's Pack | $24.99 | one-time |
| Minion Launch Booster Pack 1 | $29.99 | one-time |
| Club Supplies1 | $39.99 | one-time |
| SS Variant Choice Pack | $49.99 | one-time |
| Minion Launch Booster Pack 2 | $59.99 | one-time |
| Minion Launch Booster Pack 3 | $149.99 | one-time |


## Frequently asked questions

### Is Slime Up！ free?

Slime Up！ is free to download, with in-app purchases available.

### Is Plants on Fire free?

Plants on Fire is free to download, with in-app purchases available.

### Which has better reviews, Slime Up！ or Plants on Fire?

Plants on Fire is rated higher. Slime Up！ averages 4.1 out of 5 from 240 ratings, while Plants on Fire averages 4.8 from 2.5K ratings.

### Do Slime Up！ or Plants on Fire have ads?

Both Slime Up！ and Plants on Fire show ads.

### Which is updated more often, Slime Up！ or Plants on Fire?

Slime Up！ ships an update monthly, and Plants on Fire weekly. Most recently, Slime Up！ was updated on October 22, 2026 and Plants on Fire on October 24, 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.*