# TetraFuse vs MyStruct

The clearest difference is update cadence: TetraFuse at weekly against MyStruct's monthly. TetraFuse also leads on iOS requirement (17.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. TetraFuse sells 5 in-app purchases, starting at $0.99 per month 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.

TetraFuse ships an update weekly, MyStruct monthly. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | TetraFuse | MyStruct |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 177 MB | 2 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [浩然 李](https://appshunter.io/developer/1849675081) | [xiaorichang Technology Co., Ltd.](https://appshunter.io/developer/1455083309) |

## What reviewers say

### TetraFuse

[App page](https://appshunter.io/ios/app/tetrafuse-growth-analyze-diary/id6755456973)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly Access | $0.99 | per month |
| Pro Annual Access | $2.99 | per year |
| AI Credits 5 | $0.99 | one-time |
| AI Credits*15 | $1.99 | one-time |
| AI Credits 20 | $2.99 | 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 TetraFuse free?

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

### Is MyStruct free?

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

### Do TetraFuse or MyStruct have ads?

Neither TetraFuse nor MyStruct shows ads.

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

TetraFuse ships an update weekly, and MyStruct monthly. Most recently, TetraFuse was updated on October 24, 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.*