# Simpleffects vs Sensory Particle Sleep Games

The clearest difference is rating: Simpleffects at 4.7 against Sensory Particle Sleep Games's 3.0. Simpleffects also leads on ads (none vs shown) and update cadence (every 8 days vs every 12 months). Sensory Particle Sleep Games's advantage is in-app purchases (none vs 5). On price and device support there is nothing between them.

Both are free to download. Simpleffects sells 5 one-off in-app purchases. Sensory Particle Sleep Games asks for nothing beyond the download.

Simpleffects holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Simpleffects has 321 ratings behind it against 2, so its average is the more settled of the two.

Simpleffects ships an update every 8 days, Sensory Particle Sleep Games every 12 months. The most recent releases landed on November 11, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Simpleffects | Sensory Particle Sleep Games |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (321 ratings)](https://appshunter.io/ios/app/simpleffects/id1036930769/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/sensory-particle-sleep-games/id6448103875/reviews) |
| Number of ratings | **321** | 2 |
| Positive reviews | 94.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 12 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 56 MB | 141 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pawel Delimata](https://appshunter.io/developer/1017402848) | [Dimitri Liwenetz](https://appshunter.io/developer/1696108961) |

## What reviewers say

### Simpleffects

[App page](https://appshunter.io/ios/app/simpleffects/id1036930769)

Explore a generative art toy with 60 unique visual effects controllable by touch. Enhance your photos with particle systems and diverse artistic styles for unique results.

**Highlights:** 60 visual effects, Finger-controlled interface, Effect modification options, Particle effects, Photo import from camera/library, Generative art creation

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |
| Coffee tip | $3.99 | one-time |
| Burger tip | $4.99 | one-time |
| Fuel tip | $7.99 | one-time |
| Rent tip | $10.99 | one-time |

**What reviewers like**

- 🎨 Generative art toy
- 😌 Highly satisfying
- ✨ Mesmerizing visuals
- 🧘‍♀️ Calming and relaxing
- 🧠 Great for autism/ADHD

**What reviewers complain about**

- 🎶 No music
- 😞 Not always calming

**Reported bugs**

- Forced review prompt

**Requested features**

- Ability to apply effects to photos
- Smaller preview boxes for faster scrolling
- Vector format output
- Slower ambient music option


### Sensory Particle Sleep Games

[App page](https://appshunter.io/ios/app/sensory-particle-sleep-games/id6448103875)

Engage with mesmerizing fluid simulations and calming particle dynamics in this collection of anti-stress mini-games. Designed for anxiety and stress relief, these games offer satisfying visuals and interactive experiences to help you relax.

**Highlights:** Fluid simulation, Calming particle dynamics, Interactive anti-stress mini-games, Anxiety relief visuals, Customizable soundscapes, Unlockable features

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simpleffects free?

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

### Is Sensory Particle Sleep Games free?

Sensory Particle Sleep Games is free to download, with no in-app purchases.

### Which has better reviews, Simpleffects or Sensory Particle Sleep Games?

Simpleffects is rated higher. Simpleffects averages 4.7 out of 5 from 321 ratings, while Sensory Particle Sleep Games averages 3.0 from 2 ratings.

### Do Simpleffects or Sensory Particle Sleep Games have ads?

Sensory Particle Sleep Games shows ads; Simpleffects does not.

### Which is updated more often, Simpleffects or Sensory Particle Sleep Games?

Simpleffects ships an update every 8 days, and Sensory Particle Sleep Games every 12 months. Most recently, Simpleffects was updated on November 11, 2026 and Sensory Particle Sleep Games on November 4, 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.*