# わたしはココ(im.here) vs Solfeggio Sleep

The clearest difference is in-app purchases: わたしはココ(im.here) at none against Solfeggio Sleep's 3. わたしはココ(im.here) also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). Solfeggio Sleep's advantage is update cadence (every 11 days vs every 4 months). On price and ads there is nothing between them.

Both are free to download. Solfeggio Sleep sells 3 one-off in-app purchases. わたしはココ(im.here) asks for nothing beyond the download.

わたしはココ(im.here) ships an update every 4 months, Solfeggio Sleep every 11 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | わたしはココ(im.here) | Solfeggio Sleep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 11 days** |
| Size | 31 MB | 19 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NORIYOSHI YAMAMOTO](https://appshunter.io/developer/1545516364) | [enugo k.k.](https://appshunter.io/developer/1873872358) |

## What reviewers say

### わたしはココ(im.here)

[App page](https://appshunter.io/ios/app/imhere/id1545516362)

**Features:** macOS Compatibility

**In-app purchases:** none


### Solfeggio Sleep

[App page](https://appshunter.io/ios/app/solfeggio-sleep-pure-solfe/id6758613868)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Timer & Breathing | $5.99 | one-time |
| Frequencies & Nature | $7.99 | one-time |
| Full Set | $11.99 | one-time |


## Frequently asked questions

### Is わたしはココ(im.here) free?

わたしはココ(im.here) is free to download, with no in-app purchases.

### Is Solfeggio Sleep free?

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

### Do わたしはココ(im.here) or Solfeggio Sleep have ads?

Neither わたしはココ(im.here) nor Solfeggio Sleep shows ads.

### Which is updated more often, わたしはココ(im.here) or Solfeggio Sleep?

わたしはココ(im.here) ships an update every 4 months, and Solfeggio Sleep every 11 days. Most recently, わたしはココ(im.here) was updated on November 3, 2026 and Solfeggio Sleep on October 31, 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.*