App大学 (旧Flutter大学) vs Design Checkers
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
App大学 (旧Flutter大学)
This app offers a specialized learning community for mobile app development. It provides various learning plans and community features to help users master app creation.
- Mobile app development focus
- Learning community
- Specialized learning plans
- Community features
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スマホアプリ開発に特化した学習コミュニティ「App大学」の公式アプリです！ ライセンス同意書 https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Design Checkers
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Design Checkers is a web browsing utility built for web developers and designers who need to test and preview web designs directly on their iPhone or iPad. Enter any URL and view it through three different rendering engines: - SFSafariViewController for native Safari experience - External Safari for full browser testing - Custom WKWebView for controlled environment testing Features: - Quick URL input with history - Three viewing modes for comprehensive testing - Native iOS rendering for accurate previews - Test responsive design on actual devices - Simple, developer-focused interface - Fast switching between viewing modes - Share and bookmark tested URLs Perfect for: - Web developers checking responsive layouts - Designers reviewing web proposals - QA testers verifying cross-browser rendering - Anyone who needs to quickly preview a website Why use Design Checkers? Testing web designs on real devices is essential for quality assurance. Design Checkers makes it easy to quickly load any URL and see exactly how it renders in different iOS browsing contexts — without needing to open separate apps or configure complex testing environments. Download Design Checkers and streamline your web design testing workflow!
Screenshots
Verdict
The clearest difference is in-app purchases: Design Checkers at none against App大学 (旧Flutter大学)'s 5. App大学 (旧Flutter大学)'s advantage is ads (none vs shown) and update cadence (every 2 weeks vs monthly). On price, 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
Both are free to download. App大学 (旧Flutter大学) sells 5 in-app purchases, starting at $19.99 per month. Design Checkers asks for nothing beyond the download.
App大学 (旧Flutter大学) ships an update every 2 weeks, Design Checkers monthly. The most recent releases landed on September 30, 2026 and October 14, 2026 respectively.
| Parameter | App大学 (旧Flutter大学) | Design Checkers |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| Update frequency | Every 2 weeks — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 124 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | KBOY, LLC. | MIZOU, CO., LTD. |
In-app purchases
App大学 (旧Flutter大学)
- コミュニティプラン$19.991 Month
- 課題学習プラン$39.991 Month
- AI修行プラン$69.991 Month
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- ライト修行プラン$79.991 Month
- Flutter修行プラン$99.991 Month
Design Checkers
No in-app purchases
Questions
Is App大学 (旧Flutter大学) free?
Is Design Checkers free?
Do App大学 (旧Flutter大学) or Design Checkers have ads?
Which is updated more often, App大学 (旧Flutter大学) or Design Checkers?
Other comparisons
