# Slime Simulator vs POPOP!

The clearest difference is in-app purchases: Slime Simulator at none against POPOP!'s 1. Slime Simulator also leads on review sentiment (64% vs 49%). POPOP!'s advantage is update cadence (monthly vs every 8 months) and ratings volume (3.7K vs 953). On price, rating, ads and device support there is nothing between them.

Both are free to download. POPOP! sells 1 one-off in-app purchase. Slime Simulator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.3 for Slime Simulator against 4.3 for POPOP!. Both are backed by a comparable volume of ratings — 953 and 3.7K respectively. Written reviews are what separate them: 64% of Slime Simulator's written reviews are positive against 49% of POPOP!'s.

Slime Simulator ships an update every 8 months, POPOP! monthly. Both last shipped on November 7, 2026.

## The numbers

| Metric | Slime Simulator | POPOP! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (953 ratings)](https://appshunter.io/ios/app/slime-simulator-diy-asmr-fun/id1501374192/reviews) | **[4.3 (3.7K ratings)](https://appshunter.io/ios/app/popop/id1551162092/reviews)** |
| Number of ratings | 953 | **3.7K** |
| Positive reviews | **63.6% of reviews** | 49.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 138 MB | 105 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shobha R](https://appshunter.io/developer/1464354304) | [Ammonite Design Studios Ltd](https://appshunter.io/developer/460176444) |

## What reviewers say

### Slime Simulator

[App page](https://appshunter.io/ios/app/slime-simulator-diy-asmr-fun/id1501374192)

Experience the ultimate ASMR slime simulation on your mobile device. Stretch, smash, and pop a variety of virtual slimes with realistic textures and effects. Enjoy a mess-free, stress-relieving DIY slime experience.

**Highlights:** Create your own slime, Satisfying slime simulation, Interactive finger play, Stretch, squish, and pop slimes, Realistic textures and effects, Anti-stress DIY slime, Glitter decorations

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

**In-app purchases:** none

**What reviewers like**

- 🎨 Satisfying slime creation
- 👍 Entertaining for kids
- 🧘‍♀️ Helps relieve stress
- 🎨 Customizable slimes

**What reviewers complain about**

- 🤢 Gross/unpleasant sounds
- 🤖 Unrealistic slime visuals
- 💰 Too many ads
- 🔁 Limited slime saving

**Reported bugs**

- Slime colors glitching
- Slimes not saving properly

**Requested features**

- Add more slime types and colors
- Improve slime textures and sounds
- Implement a slime recipe feature
- Allow saving multiple slimes


### POPOP!

[App page](https://appshunter.io/ios/app/popop/id1551162092)

Engage in a satisfying puzzle arcade game that combines the ASMR sensation of popping bubble wrap with strategic gameplay. Plan your moves to pop the final bubble and win, or enjoy a relaxing free play mode.

**Highlights:** Satisfying bubble popping, Strategic puzzle solving, ASMR fidget experience, Arcade gameplay, Free Play mode, Turn-based strategy

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $7.99 | one-time |

**What reviewers like**

- 👍 Fun and competitive game
- 🤩 Satisfying pop sound
- 💡 Allows playing with people around the world
- 🎉 Good for those who can't afford real pop-its

**What reviewers complain about**

- 🤔 Gameplay can be repetitive
- 🙄 Ads can be disruptive
- 😕 Sound doesn't match real pop-its
- 🤯 Competitive nature can be frustrating

**Reported bugs**

- Crashes and lags reported by some users
- Issues with selecting the desired flag/nationality

**Requested features**

- Add more fidget toys besides just pop-its
- Implement a free play mode without competition
- Add chat functionality to interact with other players
- Improve the sound effects to better mimic real pop-its


## Frequently asked questions

### Is Slime Simulator free?

Slime Simulator is free to download, with no in-app purchases.

### Is POPOP! free?

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

### Which has better reviews, Slime Simulator or POPOP!?

POPOP! is rated higher. Slime Simulator averages 4.3 out of 5 from 953 ratings, while POPOP! averages 4.3 from 3.7K ratings.

### Do Slime Simulator or POPOP! have ads?

Both Slime Simulator and POPOP! show ads.

### Which is updated more often, Slime Simulator or POPOP!?

Slime Simulator ships an update every 8 months, and POPOP! monthly. Most recently, Slime Simulator was updated on November 7, 2026 and POPOP! on November 7, 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.*