# Interactive Singing Bowls vs Quell

The clearest difference is update cadence: Quell at daily against Interactive Singing Bowls's every 2 weeks. Interactive Singing Bowls's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Interactive Singing Bowls sells 3 in-app purchases, starting at $1.99 per month and Quell sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Interactive Singing Bowls ships an update every 2 weeks, Quell daily. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Interactive Singing Bowls | Quell |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Size | 139 MB | 58 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Quentin Jeandot](https://appshunter.io/developer/1895154679) | [Oleksandr Pavlov](https://appshunter.io/developer/6775249707) |

## What reviewers say

### Interactive Singing Bowls

[App page](https://appshunter.io/ios/app/interactive-singing-bowls/id6763084403)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium | $1.99 | per month |
| Annual premium | $22.99 | per year |
| Lifetime premium | $34.99 | one-time |


### Quell

[App page](https://appshunter.io/ios/app/quell-deep-focus/id6775249705)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quell Unlock | $9.99 | one-time |


## Frequently asked questions

### Is Interactive Singing Bowls free?

Interactive Singing Bowls is free to download, with in-app purchases available.

### Is Quell free?

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

### Do Interactive Singing Bowls or Quell have ads?

Neither Interactive Singing Bowls nor Quell shows ads.

### Which is updated more often, Interactive Singing Bowls or Quell?

Interactive Singing Bowls ships an update every 2 weeks, and Quell daily. Most recently, Interactive Singing Bowls was updated on October 24, 2026 and Quell on October 17, 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.*