# LinkFox vs ROI大师

The clearest difference is review sentiment: LinkFox at 100% against ROI大师's 25%. LinkFox also leads on in-app purchases (none vs 7) and update cadence (weekly vs every 2 weeks). ROI大师's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ROI大师 sells 7 in-app purchases, starting at $0.99 per month. LinkFox asks for nothing beyond the download.

LinkFox ships an update weekly, ROI大师 every 2 weeks. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | LinkFox | ROI大师 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/linkfox/id1580861876/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | **100.0% of reviews** | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | **Ad-supported** | Freemium |
| Size | 64 MB | 63 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Fuzhou Lingkehu Technology Co., Ltd](https://appshunter.io/developer/1830185450) | [丹宁 冯](https://appshunter.io/developer/1452086482) |

## What reviewers say

### LinkFox

[App page](https://appshunter.io/ios/app/linkfox/id1580861876)

This tool aggregates data from various e-commerce platforms to help users analyze product sales, traffic, and profit. It offers features like keyword analysis, trend tracking, and image-based product searching to enhance operational efficiency for online sellers.

**Highlights:** Aggregated e-commerce data sources, Real-time sales, traffic, and profit analysis, Keyword and competitor analysis, Image-based product sourcing, Cross-border e-commerce news, Web translation and screenshot tools

**Features:** macOS Compatibility

**In-app purchases:** none


### ROI大师

[App page](https://appshunter.io/ios/app/roi/id6743304426)

This tool helps e-commerce operators accurately calculate advertising return on investment (ROI) and optimize pricing strategies. It provides detailed data on ad spend, commissions, profit margins, and break-even points to drive data-informed decisions and reduce wasteful spending.

**Highlights:** Calculate advertising ROI, Optimize product pricing, Analyze ad spend and commissions, Estimate break-even ROI, Simulate costs (logistics, fees), Analyze ad monetization LTV

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 电商ROI计算器月度会员 | $0.99 | per month |
| 电商ROI计算器周度会员 | $0.99 | per 7 days |
| 电商ROI计算器年度会员 | $7.99 | per year |
| 电商ROI计算器周卡会员 | $0.99 | one-time |
| 电商ROI计算器月卡会员 | $2.99 | one-time |
| 电商ROI计算器年卡会员 | $12.99 | one-time |
| 电商ROI计算器终身会员 | $14.99 | one-time |


## Frequently asked questions

### Is LinkFox free?

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

### Is ROI大师 free?

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

### Do LinkFox or ROI大师 have ads?

LinkFox shows ads; ROI大师 does not.

### Which is updated more often, LinkFox or ROI大师?

LinkFox ships an update weekly, and ROI大师 every 2 weeks. Most recently, LinkFox was updated on October 8, 2026 and ROI大师 on October 6, 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.*