# Kaizen vs ScreenTimeGuard

The clearest difference is update cadence: Kaizen at every 2 weeks against ScreenTimeGuard's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Kaizen sells 2 in-app purchases, starting at $3.99 per month and ScreenTimeGuard sells 1 in-app purchase, starting at $8.99 per year. Whichever you choose, the download price is not the number that matters.

Kaizen ships an update every 2 weeks, ScreenTimeGuard every 4 weeks. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Kaizen | ScreenTimeGuard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kaizen-focus-and-study-timer/id6755314708/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Monetization | Freemium | — |
| Size | 69 MB | 5 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MK Development](https://appshunter.io/developer/1853083060) | [Joep Bruin](https://appshunter.io/developer/1894217901) |

## 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 |


### ScreenTimeGuard

[App page](https://appshunter.io/ios/app/screentimeguard/id6762458955)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScreenTimeGuard Premium | $8.99 | per year |


## Frequently asked questions

### Is Kaizen free?

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

### Is ScreenTimeGuard free?

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

### Do Kaizen or ScreenTimeGuard have ads?

Neither Kaizen nor ScreenTimeGuard shows ads.

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

Kaizen ships an update every 2 weeks, and ScreenTimeGuard every 4 weeks. Most recently, Kaizen was updated on October 28, 2026 and ScreenTimeGuard on October 24, 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.*