# CalendarIn vs WNoise

The clearest difference is price: WNoise at Free against CalendarIn's $0.99. CalendarIn's advantage is in-app purchases (none vs 3) and update cadence (every 2 days vs every 3 months). On ads, device support and iOS requirement there is nothing between them.

WNoise is free to download; CalendarIn costs $0.99 up front. WNoise sells 3 in-app purchases, starting at $0.99 per month. CalendarIn asks for nothing beyond the download.

CalendarIn ships an update every 2 days, WNoise every 3 months. The most recent releases landed on September 26, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | CalendarIn | WNoise |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 67 MB |
| Requires iOS | 16.6 | **16** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [乐祥 胡](https://appshunter.io/developer/1572365721) | [ChaoYuan Zheng](https://appshunter.io/developer/1844520663) |

## What reviewers say

### CalendarIn

[App page](https://appshunter.io/ios/app/calendarin/id6737374585)

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

**In-app purchases:** none


### WNoise

[App page](https://appshunter.io/ios/app/wnoise/id6753700979)

This app offers a rich library of natural sounds and custom audio uploads to create personalized soundscapes for relaxation, focus, and improved sleep. Manage your favorite mixes, sync them across devices, and use the sleep timer for a peaceful experience.

**Highlights:** Extensive natural sound library, Custom audio uploads, Personalized sound mix management, Cross-device cloud sync, Automatic sleep timer, Independent volume control

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| 3 Months | $2.99 | per 3 months |
| 1 Year | $7.99 | per year |


## Frequently asked questions

### Is CalendarIn free?

CalendarIn costs $0.99, with no in-app purchases.

### Is WNoise free?

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

### Do CalendarIn or WNoise have ads?

Neither CalendarIn nor WNoise shows ads.

### Which is updated more often, CalendarIn or WNoise?

CalendarIn ships an update every 2 days, and WNoise every 3 months. Most recently, CalendarIn was updated on September 26, 2026 and WNoise 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.*