Marnix vs AppScreens Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Marnix
Describe your app idea aloud or by typing, and this AI-powered tool will generate the code, design, and a live URL in real-time. Iterate on your creation using voice commands and publish it instantly to a custom domain.
- AI-powered app generation
- Voice and text input
- Live preview streaming
- Publish to live URL
- Connect to 100+ services
- Custom domain support
- Native iPad support
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Marnix is your AI CTO. Describe an app out loud and our build cloud writes it for you — code, design, and a live URL, streamed back to your phone in real time. No syntax. No setup. No second laptop. Just talk it through. ——————————— HOW IT WORKS ——————————— 1. Open a huddle on your phone and talk it through — or type a prompt. 2. Your idea is sent securely to our build cloud, where our AI plans your app, writes the code, and starts shipping it. 3. The result streams back to your phone live as it's built. Iterate by voice or text — "add Stripe", "darker header" — until it's exactly right. 4. Publish it to a real, live URL. Marnix requires an internet connection — all generation happens on our servers, not on your device. ——————————— WHAT YOU CAN BUILD ——————————— Landing pages. Dashboards. Internal tools. Travel planners. Habit trackers. Pricing pages. Investor briefs. CRM screens. Booking flows. Side-project ideas you've been sitting on for months. If you can describe it, Marnix can build it. ——————————— FEATURES ——————————— • Voice huddles — talk through an idea in real time, Marnix talks back • Live preview streaming — watch the build progress on your phone as our cloud writes it • Iterate by voice — "make the header darker, add a search bar, connect Stripe" • 10 voice languages — English, Dutch, Spanish, French, German, Italian, Portuguese, Chinese, Japanese, Korean • Connect Stripe, Supabase, GitHub and 98+ services without leaving the huddle • Publish to yourname.marnix.ai instantly — free, with HTTPS • Bring your own custom domain • Big-screen mode — beam any project to your laptop or TV by scanning a QR code • 10 hand-painted city themes — Tokyo, Paris, Amsterdam, Seoul, New York, San Francisco, London, Silicon Valley, Spaceport, and more • Matching app icons for every theme • Live Activities + Dynamic Island — track your build from the Lock Screen while you do other things • Native iPad support • Dark mode throughout ——————————— START FREE ——————————— Every new account gets 300 free credits — enough to build, iterate, and ship a real app before deciding whether to upgrade. ——————————— MARNIX PRO ——————————— For makers who ship daily. Higher credit limits, custom domains, priority cloud generation, advanced models. ——————————— MARNIX BUSINESS ——————————— For founders and small teams. Higher iteration limits, fastest cloud generations, team workspace, priority support. ——————————— SUBSCRIPTION TERMS ——————————— • Marnix Pro and Marnix Business are auto-renewing subscriptions offered monthly or annually. • Payment is charged to your Apple ID at confirmation of purchase. • Your subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. • Manage or cancel anytime in Settings → [Your Name] → Subscriptions. • Any unused portion of a free trial is forfeited when you purchase a subscription. ——————————— PRIVACY ——————————— Marnix processes your prompts and project data on our secure servers in order to build your app. We don't train AI models on your work, and you can delete your projects at any time. Privacy Policy: https://marnix.ai/privacy Terms of Service: https://marnix.ai/terms
AppScreens Studio
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AppScreens Studio is the all-in-one toolkit for Apple developers who ship apps. Compose pixel-perfect App Store screenshots, generate complete app icon sets in one tap, and prepare app preview videos — every asset App Store Connect requires, from a single workspace on iPhone, iPad, and Mac. WHY APPSCREENS STUDIO Built by a developer who got tired of cobbling together screenshots in five different tools. Drop in your screen captures, drag text and shapes onto a canvas sized to Apple's exact device pixel requirements, and export ready-to-upload PNGs. No design skills required, no template fights, no resizing math. EVERY DEVICE APPLE LISTS App Store Connect supports dozens of screenshot sizes across iPhone, iPad, Apple Watch, Mac, Apple Vision Pro, and iMessage. AppScreens Studio catalogues every one of them — straight from Apple's published specs — so your assets always match what the App Store expects. Pick a device family, pick a size, design once, export at native pixel dimensions. FEATURES THAT SHIP • 10 ready-made templates: Headline Top, Headline Bottom, Centered, Split, Stacked, Bold Statement, Minimal, Feature Callout, Gradient Hero, and Blank • Multi-layer canvas with drag, pinch-zoom, and rotation gestures • Independent inner-image transform — pan and zoom a screenshot inside its frame without moving the frame itself • Curated luxury background palette plus a Pro library with 50+ designer colours and gradients • App Icon set generator — drop in one 1024×1024 master and get every iPhone, iPad, Mac, Watch, and Vision icon size in a valid AppIcon.appiconset folder ready to drop into Xcode • Drag-and-drop image import from Finder, Photos, Files, or paste from clipboard • Reveal in Finder (Mac) and Quick Preview (iPhone, iPad) for every export • Full undo / redo • Native keyboard shortcuts on Mac and iPad — ⌘N, ⌘E, ⌘B, ⌘Z, ⌘⇧Z, ⌘D • Universal Purchase: buy once, use everywhere on iPhone, iPad, and Mac APPSCREENS PRO Upgrade to Pro for: • Batch export to every selected device size in one pass • Premium template library and luxury background palette (50+ designer colours and gradients) • Video editor (coming soon) • Background export — leave the screen while assets generate • No ads Try Pro free for 7 days. Cancel any time. SUBSCRIPTION TERMS • Monthly subscription auto-renews each month unless cancelled at least 24 hours before the end of the current period • Yearly subscription auto-renews each year unless cancelled at least 24 hours before the end of the current period • Lifetime is a one-time purchase • Manage or cancel subscriptions in Settings → Apple ID → Subscriptions PRIVACY AppScreens Studio does not collect, sell, or share your screenshots, project files, or any personal data. Exports stay on your device unless you export them yourself. See our privacy policy at https://vyora.pages.dev/privacy-policy/ for full details. QUESTIONS OR FEEDBACK Email abhidy786@gmail.com or visit https://vyora.pages.dev for support and updates. Built with care for indie developers, by indie developers.
Screenshots
Verdict
The clearest difference is in-app purchases: AppScreens Studio at none against Marnix's 7. Marnix's advantage is ads (none vs shown). 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. Marnix sells 7 in-app purchases, starting at $24.99 per month. AppScreens Studio asks for nothing beyond the download.
| Parameter | Marnix | AppScreens Studio |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 169 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Steven Kleinveld | Abhishiktha Ponguru |
In-app purchases
Marnix
- Marnix Pro$24.991 Month
- Marnix Business$59.991 Month
- Marnix Pro (Annual)$249.991 Year
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- Marnix Business (Annual)$599.991 Year
- 500 Marnix Credits$5.99
- 1,500 Marnix Credits$17.99
- 3,000 Marnix Credits$35.99
AppScreens Studio
No in-app purchases









