# CAiA vs TimeEcho

The clearest difference is in-app purchases: CAiA at none against TimeEcho's 4. CAiA also leads on iOS requirement (12.0 vs 16.6). TimeEcho's advantage is update cadence (weekly vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. TimeEcho sells 4 in-app purchases, starting at $1.99 per month. CAiA asks for nothing beyond the download.

CAiA ships an update every 6 weeks, TimeEcho weekly. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | CAiA | TimeEcho |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/timeecho-focus-journal/id6450100115/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 50 MB | 88 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Norray Resource Pty. Ltd.](https://appshunter.io/developer/1054877991) | [浩 张](https://appshunter.io/developer/1691601813) |

## What reviewers say

### CAiA

[App page](https://appshunter.io/ios/app/caia/id1251237352)

**Features:** macOS Compatibility

**In-app purchases:** none


### TimeEcho

[App page](https://appshunter.io/ios/app/timeecho-focus-journal/id6450100115)

This app helps you understand how you spend your time by tracking daily activities, habits, and focused tasks. It offers visual timelines, habit heatmaps, and journaling to provide deeper self-insights and improve productivity.

**Highlights:** Timeline of daily activities, Habit dedication tracking, Focus timers with continuation, Journaling for private thoughts, Visual habit heatmap, Book reading milestones

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $1.99 | per month |
| Annual Membership | $14.99 | per year |
| 终生会员 | $17.99 | one-time |
| 终生会员 | $19.99 | one-time |


## Frequently asked questions

### Is CAiA free?

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

### Is TimeEcho free?

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

### Do CAiA or TimeEcho have ads?

Neither CAiA nor TimeEcho shows ads.

### Which is updated more often, CAiA or TimeEcho?

CAiA ships an update every 6 weeks, and TimeEcho weekly. Most recently, CAiA was updated on October 3, 2026 and TimeEcho on October 13, 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.*