# HabitFish vs MyStruct

The clearest difference is update cadence: HabitFish at every 5 days against MyStruct's monthly. HabitFish also leads on iOS requirement (16.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. HabitFish sells 3 in-app purchases, starting at $1.99 per 3 months and MyStruct sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

HabitFish ships an update every 5 days, MyStruct monthly. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | HabitFish | MyStruct |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Size | 9 MB | 2 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [彦斌 周](https://appshunter.io/developer/1780674027) | [xiaorichang Technology Co., Ltd.](https://appshunter.io/developer/1455083309) |

## What reviewers say

### HabitFish

[App page](https://appshunter.io/ios/app/habitfish-daily-tracker/id6742389006)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quarterly | $1.99 | per 3 months |
| Annual | $4.99 | per year |
| Permanent | $12.99 | one-time |


### MyStruct

[App page](https://appshunter.io/ios/app/mystruct/id6787878544)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度订阅会员 | $2.99 | per month |
| 年度订阅会员 | $9.99 | per year |


## Frequently asked questions

### Is HabitFish free?

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

### Is MyStruct free?

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

### Do HabitFish or MyStruct have ads?

Neither HabitFish nor MyStruct shows ads.

### Which is updated more often, HabitFish or MyStruct?

HabitFish ships an update every 5 days, and MyStruct monthly. Most recently, HabitFish was updated on October 10, 2026 and MyStruct on October 8, 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.*