# CTC Mobile App vs Discovery Fox

The clearest difference is iOS requirement: CTC Mobile App at 13.0 against Discovery Fox's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CTC Mobile App ships an update every 5 weeks, Discovery Fox every 2 months. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CTC Mobile 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 | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 116 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Central Trading CO (L.L.C)](https://appshunter.io/developer/1621721722) | [Cho Yan Yam](https://appshunter.io/developer/1756401272) |

## What reviewers say

### CTC Mobile App

[App page](https://appshunter.io/ios/app/ctc-mobile-app/id1621721720)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 CTC Mobile App free?

CTC Mobile App is free to download, with no in-app purchases.

### Is Discovery Fox free?

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

### Do CTC Mobile App or Discovery Fox have ads?

Neither CTC Mobile App nor Discovery Fox shows ads.

### Which is updated more often, CTC Mobile App or Discovery Fox?

CTC Mobile App ships an update every 5 weeks, and Discovery Fox every 2 months. Most recently, CTC Mobile App was updated on November 7, 2026 and Discovery Fox on October 31, 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.*