# SelfHacker vs 行间

The clearest difference is in-app purchases: 行间 at none against SelfHacker's 2. 行间 also leads on update cadence (every 5 days vs monthly) and iOS requirement (13.0 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. SelfHacker sells 2 in-app purchases, starting at $0.99 per month. 行间 asks for nothing beyond the download.

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

SelfHacker ships an update monthly, 行间 every 5 days. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SelfHacker | 行间 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/selfhacker/id6744676833/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/id6776156878/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Freemium | — |
| Size | 30 MB | 19 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [振 劳](https://appshunter.io/developer/1567050854) | [娜 李](https://appshunter.io/developer/1788016304) |

## What reviewers say

### SelfHacker

[App page](https://appshunter.io/ios/app/selfhacker/id6744676833)

This app helps you discover what personal growth methods work best for you. Track progress, gain insights through data, and stay organized with reminders and cloud sync. Customize your experience with multiple themes.

**Highlights:** Define exploration topics, Log daily progress and notes, Visualize progress with charts, Manage multiple projects, Set reminders, Cloud sync via iCloud, Customizable themes

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $0.99 | per month |
| Lifetime Membership | $3.99 | one-time |


### 行间

[App page](https://appshunter.io/ios/app/id6776156878)

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

**In-app purchases:** none


## Frequently asked questions

### Is SelfHacker free?

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

### Is 行间 free?

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

### Which has better reviews, SelfHacker or 行间?

SelfHacker and 行间 are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do SelfHacker or 行间 have ads?

Neither SelfHacker nor 行间 shows ads.

### Which is updated more often, SelfHacker or 行间?

SelfHacker ships an update monthly, and 行间 every 5 days. Most recently, SelfHacker was updated on October 2, 2026 and 行间 on October 10, 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.*