# Kaizen vs ZŌN

The clearest difference is update cadence: ZŌN at every 3 days against Kaizen's every 2 weeks. ZŌN also leads on ratings volume (3 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Kaizen against 5.0 for ZŌN. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Kaizen ships an update every 2 weeks, ZŌN every 3 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Kaizen | ZŌN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/kaizen-focus-and-study-timer/id6755314708/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/zon-focus-and-block-apps/id6778616662/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Freemium | Freemium |
| Size | 69 MB | 215 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [MK Development](https://appshunter.io/developer/1853083060) | [ALFREDO VALDIVIA PAZ](https://appshunter.io/developer/6778616664) |

## What reviewers say

### Kaizen

[App page](https://appshunter.io/ios/app/kaizen-focus-and-study-timer/id6755314708)

This app helps you stay focused by blocking distracting apps and websites. It also includes a habit tracker, task manager, and live focus rooms for collaborative study sessions. Customize timers and themes for a personalized productivity experience.

**Highlights:** Customizable Pomodoro timer, App and website blocking, Habit tracking with forgiving streaks, Live focus rooms for co-studying, Task management with priorities, Themed backgrounds and focus music

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (monthly) | $3.99 | per month |
| Premium (yearly) | $39.99 | per year |


### ZŌN

[App page](https://appshunter.io/ios/app/zon-focus-and-block-apps/id6778616662)

This app helps you stay focused by blocking distracting applications during designated sessions. As you maintain focus, a virtual habitat grows and thrives, providing visual motivation. It offers various modes and soundscapes to enhance concentration and includes options for winding down.

**Highlights:** App blocking during focus sessions, Virtual habitat growth for motivation, Multiple focus modes (School, Work, Gym), Nature soundscapes for deep work, Wind-down and sleep sessions, Screen time tracking against daily goals

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZŌN Premium Monthly | $3.99 | per month |
| ZŌN Premium Annual | $24.99 | per year |


## Frequently asked questions

### Is Kaizen free?

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

### Is ZŌN free?

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

### Which has better reviews, Kaizen or ZŌN?

Kaizen and ZŌN are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Kaizen or ZŌN have ads?

Neither Kaizen nor ZŌN shows ads.

### Which is updated more often, Kaizen or ZŌN?

Kaizen ships an update every 2 weeks, and ZŌN every 3 days. Most recently, Kaizen was updated on October 28, 2026 and ZŌN 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.*