# Kaizn vs hazel.ai

The clearest difference is update cadence: Kaizn at weekly against hazel.ai's every 5 weeks. On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Kaizn against 5.0 for hazel.ai. Both are backed by a comparable volume of ratings — 6 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Kaizn ships an update weekly, hazel.ai every 5 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Kaizn | hazel.ai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/kaizn/id6748656799/reviews) | [5.0 (8 ratings)](https://appshunter.io/ios/app/hazelai/id6752910685/reviews) |
| Number of ratings | 6 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 9 MB | 60 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Isaac Owen Stahl](https://appshunter.io/developer/1826849876) | [Altruist](https://appshunter.io/developer/1498498854) |

## What reviewers say

### Kaizn

[App page](https://appshunter.io/ios/app/kaizn/id6748656799)

This app helps you stay organized with a daily checklist and track your progress over time. Visualize your consistency with calendar and stats views, and build sustainable habits. It's designed to make staying on track easy and motivating.

**Highlights:** Daily checklist with gamification, Calendar view for progress visualization, Stats dashboard for streaks and averages, Personalized goal setup, Flexibility for non-routine days

**Features:** macOS Compatibility

**In-app purchases:** none


### hazel.ai

[App page](https://appshunter.io/ios/app/hazelai/id6752910685)

This AI-powered tool helps wealth professionals stay present during client meetings by automatically recording, transcribing, and summarizing conversations. It streamlines note-taking and syncs data to a web platform for follow-up actions like drafting emails and updating CRMs.

**Highlights:** AI-powered meeting transcription, Automatic conversation summarization, Calendar integration, Instant recording button, Seamless web platform sync, Privacy-first design

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

**In-app purchases:** none


## Frequently asked questions

### Is Kaizn free?

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

### Is hazel.ai free?

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

### Which has better reviews, Kaizn or hazel.ai?

Kaizn and hazel.ai are both rated 5.0 out of 5 on the App Store, from 6 and 8 ratings respectively.

### Do Kaizn or hazel.ai have ads?

Neither Kaizn nor hazel.ai shows ads.

### Which is updated more often, Kaizn or hazel.ai?

Kaizn ships an update weekly, and hazel.ai every 5 weeks. Most recently, Kaizn was updated on October 24, 2026 and hazel.ai 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.*