# Time Stream vs Keizoku

The clearest difference is price: Keizoku at Free against Time Stream's $7.99. Keizoku also leads on ratings volume (23 vs 2). Time Stream's advantage is in-app purchases (none vs 10) and update cadence (every 3 days vs every 4 weeks). On rating, review sentiment, ads and device support there is nothing between them.

Keizoku is free to download; Time Stream costs $7.99 up front. Keizoku sells 10 in-app purchases, starting at $0.99 per 7 days. Time Stream asks for nothing beyond the download.

Keizoku holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Keizoku has 23 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Time Stream ships an update every 3 days, Keizoku every 4 weeks. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Time Stream | Keizoku |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/time-stream/id6743640372/reviews) | **[4.7 (23 ratings)](https://appshunter.io/ios/app/keizoku-simple-habit-tracker/id6751934729/reviews)** |
| Number of ratings | 2 | **23** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 weeks |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 9 MB | 65 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wellman Micro(chip)managed Systems Inc.](https://appshunter.io/developer/1802475299) | [Blane Steckline](https://appshunter.io/developer/1837601503) |

## What reviewers say

### Time Stream

[App page](https://appshunter.io/ios/app/time-stream/id6743640372)

Visualize your daily routines and calendar events on a single timeline. This app helps establish consistent habits, manage complex schedules, and understand how your time flows with real-time estimates and conflict warnings.

**Highlights:** Visual timeline of routines and calendar events, Customizable morning, evening, and custom routines, Real-time dynamic completion estimates, Calendar integration, Conflict warnings for time thresholds and sleep schedules, ADHD-friendly interface, Local-first data storage

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

**In-app purchases:** none


### Keizoku

[App page](https://appshunter.io/ios/app/keizoku-simple-habit-tracker/id6751934729)

This app offers a minimalist approach to habit tracking with a beautiful, notebook-inspired design. It focuses on simple, consistent daily tracking without clutter or pressure, helping users build momentum in a calm, journal-like interface.

**Highlights:** Minimalist grid-based daily habit tracking, Notebook-inspired design, Gentle daily reminders, Horizontal and vertical viewing modes, Archive and revisit habits, Export and import habit data, iCloud syncing

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keizoku Pro | $0.99 | per 7 days |
| Keizoku Pro | $1.99 | per 7 days |
| Keizoku Pro | $1.99 | per month |
| Keizoku Pro | $4.99 | per month |
| Keizoku Pro | $14.99 | per year |
| Keizoku Pro | $24.99 | per year |
| Keizoku Pro | $29.99 | per year |
| Keizoku Pro | $29.99 | per year |
| Keizoku Pro - Lifetime | $19.99 | one-time |
| Keizoku Pro - Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Time Stream free?

Time Stream costs $7.99, with no in-app purchases.

### Is Keizoku free?

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

### Which has better reviews, Time Stream or Keizoku?

Keizoku is rated higher. Time Stream averages 4.5 out of 5 from 2 ratings, while Keizoku averages 4.7 from 23 ratings.

### Do Time Stream or Keizoku have ads?

Neither Time Stream nor Keizoku shows ads.

### Which is updated more often, Time Stream or Keizoku?

Time Stream ships an update every 3 days, and Keizoku every 4 weeks. Most recently, Time Stream was updated on November 4, 2026 and Keizoku on November 5, 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.*