Cown Zoo vs DevBox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cown Zoo
Enhance your mobile web browsing experience by creating, editing, and injecting custom scripts and stylesheets into any webpage within Safari. This app offers a mobile-native interface for simplified script management.
- Create custom scripts
- Edit user scripts
- Inject CSS to webpages
- Mobile-native interface
- GreaseMonkey script support
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Cown Zoo is an app that allows you to create, edit and inject scripts into any webpage on Safari. It's designed to be mobile-native as to simplify the usage and creation of user scripts and stylesheets on mobile devices. - Add your own JavaScript or CSS to any webpage - Edit script & CSS right in app - (Partial) support for GreaseMonkey scripts
DevBox
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Dev Box is a powerful, productive, automation, essential iso Development Assistant, It can improve your development productivity. Find IDFA: Easily find and share your IDFA(Identifier for Advertisers) for iOS app development. Device Info: It's a powerful and comprehensive tool that provides users with detailed insights into the hardware and software specifications of their iOS devices. Dynamic Font: Tool for shows the font in a neat list, and has customization options for font design, weight, width, and dynamic font sizes. WebView Tester: Easily test your webpages in a Safari(SFSafariViewController) or WebView(WKWebView). Save your time by not having to spin up your own iOS WebView environment to test the webpages. Haptic: Tool for test, learn, and implement haptic feedback, and you could share the code with yourself through Messages, email, airdrop, and more with one click. Store Redirect: Help you browsing of app stores in every country and region of the world. You could conveniently view App ratings and reviews, rankings, etc. in other regions.
Screenshots
Verdict
The clearest difference is price: DevBox at Free against Cown Zoo's $1.99. DevBox also leads on update cadence (every 3 days vs every 3 months). Cown Zoo's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
DevBox is free to download; Cown Zoo costs $1.99 up front. DevBox sells 1 one-off in-app purchase. Cown Zoo asks for nothing beyond the download.
Cown Zoo ships an update every 3 months, DevBox every 3 days. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.
| Parameter | Cown Zoo | DevBox |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 2.0 (3 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 months | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Best chart rank | #153 — better | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 13 MB |
| Age rating | 4+ | 17+ |
| Developer | Inkwire Tech Hangzhou Co., Ltd. | 余 张 |
In-app purchases
Cown Zoo
No in-app purchases
DevBox
- Pro Version$1.99









