# While Waiting vs Sensory Particle Sleep Games

The clearest difference is rating: While Waiting at 4.6 against Sensory Particle Sleep Games's 3.0. While Waiting also leads on ads (none vs shown) and update cadence (every 2 months vs every 12 months). Sensory Particle Sleep Games's advantage is iOS requirement (12.0 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

While Waiting holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: While Waiting has 28 ratings behind it against 2, so its average is the more settled of the two.

While Waiting ships an update every 2 months, Sensory Particle Sleep Games every 12 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | While Waiting | Sensory Particle Sleep Games |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (28 ratings)](https://appshunter.io/ios/app/while-waiting/id420194858/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/sensory-particle-sleep-games/id6448103875/reviews) |
| Number of ratings | **28** | 2 |
| Positive reviews | 90.5% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | **Free** | Ad-supported |
| Size | 13 MB | 141 MB |
| Requires iOS | 18.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lucium](https://appshunter.io/developer/420194861) | [Dimitri Liwenetz](https://appshunter.io/developer/1696108961) |

## What reviewers say

### While Waiting

[App page](https://appshunter.io/ios/app/while-waiting/id420194858)

A calming experience where you guide a bunny to catch drifting cherry blossom petals. Turn waiting into a beautiful moment with gentle visuals, haptic feedback, and a calming breathing exercise. Share your collected petals as a gift or release them with a kind wish.

**Highlights:** Guide bunny with tilt or tap, Catch sakura petals with haptic feedback, Breathe with a calming circle, Watch missed petals grow into a garden, Share collected petals as a gift, Release petals with a kind wish

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

**In-app purchases:** none


### 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 While Waiting free?

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

### Is Sensory Particle Sleep Games free?

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

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

While Waiting is rated higher. While Waiting averages 4.6 out of 5 from 28 ratings, while Sensory Particle Sleep Games averages 3.0 from 2 ratings.

### Do While Waiting or Sensory Particle Sleep Games have ads?

Sensory Particle Sleep Games shows ads; While Waiting does not.

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

While Waiting ships an update every 2 months, and Sensory Particle Sleep Games every 12 months. Most recently, While Waiting was updated on October 23, 2026 and Sensory Particle Sleep Games 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.*