# Molekula vs Popsui

The clearest difference is in-app purchases: Popsui at none against Molekula's 1. Popsui also leads on ads (none vs shown) and update cadence (daily vs every 2 weeks). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Molekula sells 1 one-off in-app purchase. Popsui asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Molekula against 5.0 for Popsui. Both are backed by a comparable volume of ratings — 6 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Molekula ships an update every 2 weeks, Popsui daily. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Molekula | Popsui |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/molekula/id6758935250/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/popsui/id6772798956/reviews) |
| Number of ratings | **6** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 10 MB | 14 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Stéphan Barbé](https://appshunter.io/developer/313949257) | [Puzzaholics LLC](https://appshunter.io/developer/1867804818) |

## What reviewers say

### Molekula

[App page](https://appshunter.io/ios/app/molekula/id6758935250)

A minimalist and relaxing puzzle game designed for quiet moments. Players interact with molecules in a calm environment without pressure or time limits. It's a hypnotic experience for those seeking a peaceful break.

**Highlights:** Minimalist design, Relaxing gameplay, Hypnotic puzzles, No time pressure, Molecule interaction

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### Popsui

[App page](https://appshunter.io/ios/app/popsui/id6772798956)

A unique stacking game where players release balloons upward, aiming to reach a goal line. The challenge lies in avoiding balloons of the same color touching, which causes them to pop and hinder progress. It offers simple mechanics with increasing difficulty.

**Highlights:** Balloon stacking gameplay, Avoid same-color collisions, Reach the goal line, Simple to learn, hard to master, Game Center leaderboards, No ads

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

**In-app purchases:** none


## Frequently asked questions

### Is Molekula free?

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

### Is Popsui free?

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

### Which has better reviews, Molekula or Popsui?

Molekula and Popsui are both rated 5.0 out of 5 on the App Store, from 6 and 4 ratings respectively.

### Do Molekula or Popsui have ads?

Molekula shows ads; Popsui does not.

### Which is updated more often, Molekula or Popsui?

Molekula ships an update every 2 weeks, and Popsui daily. Most recently, Molekula was updated on October 24, 2026 and Popsui on October 11, 2026.

---

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