# RainBytes vs E

The clearest difference is in-app purchases: E at none against RainBytes's 2. E also leads on iOS requirement (15.1 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. RainBytes sells 2 one-off in-app purchases. E asks for nothing beyond the download.

RainBytes ships an update every 2 weeks, E monthly. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | RainBytes | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (65 ratings)](https://appshunter.io/ios/app/rainbytes-offline-rain-sounds/id6444327927/reviews)** | — |
| Number of ratings | **65** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 56 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [炜东 黄](https://appshunter.io/developer/1651122567) | [SLEEKTEQ SOLUTIONS LTD.](https://appshunter.io/developer/6783346034) |

## What reviewers say

### RainBytes

[App page](https://appshunter.io/ios/app/rainbytes-offline-rain-sounds/id6444327927)

Experience immersive rain sounds and animations for relaxation and sleep. This lightweight app offers offline listening, a countdown timer, and lock screen widget for instant ambiance. Perfect for naps or drowning out distractions.

**Highlights:** Offline rain sound playback, Natural rain sound variety, Adorable rain animations, Built-in countdown timer, Lock screen widget, Landscape mode support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $2.99 | one-time |
| Lifetime + | $5.99 | one-time |


### E

[App page](https://appshunter.io/ios/app/e-vitals/id6783346032)

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

**In-app purchases:** none


## Frequently asked questions

### Is RainBytes free?

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

### Is E free?

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

### Do RainBytes or E have ads?

Neither RainBytes nor E shows ads.

### Which is updated more often, RainBytes or E?

RainBytes ships an update every 2 weeks, and E monthly. Most recently, RainBytes was updated on October 24, 2026 and E on October 15, 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.*