# PROIRON普力艾 vs Link Fit

The clearest difference is update cadence: Link Fit at every 2 days against PROIRON普力艾's every 10 days. PROIRON普力艾's advantage is iOS requirement (13.0 vs 16). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PROIRON普力艾 sells 4 in-app purchases, starting at $6.99 per month and Link Fit sells 9 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

PROIRON普力艾 ships an update every 10 days, Link Fit every 2 days. The most recent releases landed on October 16, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | PROIRON普力艾 | Link Fit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Size | 145 MB | 39 MB |
| Requires iOS | **13.0** | 16 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [山西新和实业有限公司](https://appshunter.io/developer/1501913155) | [成都铭宇泽科技有限公司](https://appshunter.io/developer/1805783136) |

## What reviewers say

### PROIRON普力艾

[App page](https://appshunter.io/ios/app/proiron/id6596782457)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月会员（1个月） | $6.99 | per month |
| 连续包季会员（3个月） | $9.99 | per 3 months |
| 连续包年会员（12个月） | $19.99 | per year |
| 包月会员「48 P币」 | $3.99 | one-time |


### Link Fit

[App page](https://appshunter.io/ios/app/link-fit/id6744054592)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 超能力宝 | $1.99 | per month |
| 超能力宝 | $4.99 | per 3 months |
| 超能力宝 | $17.99 | per year |
| 200 Credits | $0.99 | one-time |
| 1000 Credits | $1.99 | one-time |
| Super Power Monthly | $1.99 | one-time |
| Super Power Quarterly | $5.99 | one-time |
| 5000 Credits | $9.99 | one-time |
| Super Power Annual | $22.99 | one-time |


## Frequently asked questions

### Is PROIRON普力艾 free?

PROIRON普力艾 is free to download, with in-app purchases available.

### Is Link Fit free?

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

### Do PROIRON普力艾 or Link Fit have ads?

Neither PROIRON普力艾 nor Link Fit shows ads.

### Which is updated more often, PROIRON普力艾 or Link Fit?

PROIRON普力艾 ships an update every 10 days, and Link Fit every 2 days. Most recently, PROIRON普力艾 was updated on October 16, 2026 and Link Fit on September 30, 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.*