# Rhythm vs Zen Checklists

The clearest difference is in-app purchases: Rhythm at none against Zen Checklists's 2. Zen Checklists's advantage is update cadence (every 3 days vs every 8 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Zen Checklists sells 2 in-app purchases, starting at $1.99 per month. Rhythm asks for nothing beyond the download.

Rhythm ships an update every 8 months, Zen Checklists every 3 days. The most recent releases landed on September 14, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | Rhythm | Zen Checklists |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/rhythm-smart-routine-tracker/id6737943863/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 7 MB | 45 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trevor Polidore](https://appshunter.io/developer/471663225) | [Stellar Apps SL](https://appshunter.io/developer/1815942509) |

## What reviewers say

### Rhythm

[App page](https://appshunter.io/ios/app/rhythm-smart-routine-tracker/id6737943863)

This intelligent task tracker helps you build lasting habits with flexible scheduling, visual progress tracking, and smart insights. It adapts to your daily life, making it simple to manage recurring tasks and achieve your goals.

**Highlights:** Flexible scheduling for daily routines, Recurring task setup, Visual progress tracking, Smart insights and analytics, Intelligent notifications, Customizable icons and colors

**Features:** macOS Compatibility

**In-app purchases:** none


### Zen Checklists

[App page](https://appshunter.io/ios/app/zen-checklists/id6740534910)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zen Checklists Premium Monthly | $1.99 | per month |
| Zen Checklists Premium Yearly | $9.99 | per year |


## Frequently asked questions

### Is Rhythm free?

Rhythm is free to download, with no in-app purchases.

### Is Zen Checklists free?

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

### Do Rhythm or Zen Checklists have ads?

Neither Rhythm nor Zen Checklists shows ads.

### Which is updated more often, Rhythm or Zen Checklists?

Rhythm ships an update every 8 months, and Zen Checklists every 3 days. Most recently, Rhythm was updated on September 14, 2026 and Zen Checklists on August 27, 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.*