# Humm Bowl vs ZenFlow

The clearest difference is ads: ZenFlow at none against Humm Bowl's shown. Humm Bowl's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Humm Bowl sells 3 in-app purchases, starting at $1.99 per month and ZenFlow sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Humm Bowl ships an update every 2 weeks, ZenFlow every 3 weeks. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Humm Bowl | ZenFlow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 135 MB | 48 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bin Gu](https://appshunter.io/developer/834293937) | [DJUMP, MB](https://appshunter.io/developer/1861303154) |

## What reviewers say

### Humm Bowl

[App page](https://appshunter.io/ios/app/humm-bowl/id6757489409)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HummBowl Premium (Monthly) | $1.99 | per month |
| HummBowl Premium (Yearly) | $19.99 | per year |
| Annual Membership | $4.99 | one-time |


### ZenFlow

[App page](https://appshunter.io/ios/app/zenflow-meditation-timer/id6761987064)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZenFlow Premium Monthly | $3.99 | per month |
| ZenFlow Premium Yearly | $23.99 | per year |


## Frequently asked questions

### Is Humm Bowl free?

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

### Is ZenFlow free?

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

### Do Humm Bowl or ZenFlow have ads?

Humm Bowl shows ads; ZenFlow does not.

### Which is updated more often, Humm Bowl or ZenFlow?

Humm Bowl ships an update every 2 weeks, and ZenFlow every 3 weeks. Most recently, Humm Bowl was updated on November 9, 2026 and ZenFlow 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.*