# Meditation Timer Meiso vs ZenFlow

The clearest difference is in-app purchases: Meditation Timer Meiso at none against ZenFlow's 2. Meditation Timer Meiso also leads on update cadence (every 9 days vs every 3 weeks). ZenFlow's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. ZenFlow sells 2 in-app purchases, starting at $3.99 per month. Meditation Timer Meiso asks for nothing beyond the download.

Meditation Timer Meiso ships an update every 9 days, ZenFlow every 3 weeks. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Meditation Timer Meiso | ZenFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/meditation-timer-meiso/id1275995234/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 5 MB | 48 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masayuki Yamaji](https://appshunter.io/developer/1270013649) | [DJUMP, MB](https://appshunter.io/developer/1861303154) |

## What reviewers say

### Meditation Timer Meiso

[App page](https://appshunter.io/ios/app/meditation-timer-meiso/id1275995234)

This app offers a simple, ad-free meditation timer with real-time heart rate variability analysis. Track your progress with a contribution graph, achieve badges, and use it standalone on Apple Watch. Integrates with HealthKit and supports multiple languages.

**Highlights:** Real-time HRV analysis, Countdown and count-up modes, 12-month contribution graph, Achievement system, Standalone Apple Watch app, HealthKit integration, Home screen widgets

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 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 Meditation Timer Meiso free?

Meditation Timer Meiso is free to download, with no in-app purchases.

### Is ZenFlow free?

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

### Do Meditation Timer Meiso or ZenFlow have ads?

Neither Meditation Timer Meiso nor ZenFlow shows ads.

### Which is updated more often, Meditation Timer Meiso or ZenFlow?

Meditation Timer Meiso ships an update every 9 days, and ZenFlow every 3 weeks. Most recently, Meditation Timer Meiso was updated on October 24, 2026 and ZenFlow 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.*