# keywords.app vs Discovery Fox

The clearest difference is in-app purchases: Discovery Fox at none against keywords.app's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. keywords.app sells 1 one-off in-app purchase. Discovery Fox asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 15, 2026.

## The numbers

| Metric | keywords.app | Discovery Fox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/discovery-fox/id6761444208/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 9 MB | 5 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [In House Advantage LLC](https://appshunter.io/developer/1828263675) | [Cho Yan Yam](https://appshunter.io/developer/1756401272) |

## What reviewers say

### keywords.app

[App page](https://appshunter.io/ios/app/keywordsapp/id6758259105)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keywords.app Add One Account Slot | $10.00 | one-time |


### Discovery Fox

[App page](https://appshunter.io/ios/app/discovery-fox/id6761444208)

Get a quick, directional assessment of a website's online presence and AI discoverability. It audits domains for SEO, clarity, and citation readiness, highlighting top issues and recommending immediate fixes for founders, marketers, and consultants.

**Highlights:** Domain audits from public pages, Scores discovery readiness, clarity, citation readiness, Highlights top issues, Recommends top fixes, Concise site promise assessment, Mobile-first design

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

**In-app purchases:** none


## Frequently asked questions

### Is keywords.app free?

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

### Is Discovery Fox free?

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

### Do keywords.app or Discovery Fox have ads?

Neither keywords.app nor Discovery Fox shows ads.

### Which is updated more often, keywords.app or Discovery Fox?

keywords.app ships an update every 2 months, and Discovery Fox every 2 months. Most recently, keywords.app was updated on October 15, 2026 and Discovery Fox on October 15, 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.*