Comparison

SketchSite vs Thumbframe

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SketchSite

Features
Read full description

Transform your hand-drawn UI sketches into real code instantly with SketchSite's AI-powered design tool. KEY FEATURES: • Full-Screen Drawing Canvas - Professional edge-to-edge design experience • AI Component Detection - Automatically recognizes buttons, forms, navigation, and more • Smart Code Generation - Generates clean HTML/CSS with GPT-4o and Claude AI • Interactive Components - Tap, drag, resize, and inspect every element • Component Library - 24+ pre-built templates across 6 categories • Live Preview - See your generated code in action with built-in browser • Camera Integration - Analyze existing UI screenshots and mockups PERFECT FOR: - UI/UX Designers creating rapid prototypes - Developers sketching app layouts - Product teams collaborating on designs - Students learning web development - Anyone who thinks better by drawing HOW IT WORKS: 1. Draw your UI layout with finger or Apple Pencil 2. Tap Generate to detect components automatically 3. Edit component types and properties with the inspector 4. Generate professional HTML/CSS code with AI 5. Preview your design live in the built-in browser 6. Export and share your code SketchSite bridges the gap between creative sketching and technical implementation, making UI design accessible to everyone. No complex tools, no learning curve - just draw and create. Privacy: All sketches stored locally on your device. AI features optional.

About

Thumbframe

Features
Read full description

Thumbframe turns your iPhone or iPad into a sketchbook for app ideas. Screens are stacked, not drawn: pick ready-made blocks like a navbar, a list or a tab bar, and they snap into place. Nothing to align, no pixels to push. BLOCKS, NOT PIXELS • More than 40 blocks for real app screens: navbars, lists, cards, forms, sheets, dialogs, tab bars and more • The first tap picks a block, each further tap goes one level deeper • Shared components keep a tab bar or a header the same on every screen STATES AND LINKS • Variants hold the states of a screen (empty, loading, an open sheet) and store only what changes • Link buttons and list items to screens or states • The preview turns it all into a clickable prototype HAND IT OVER • Share a screen as an image • Export a spec in Markdown that describes structure, states and navigation, ready for your team or a coding agent • Share a clickable HTML prototype that runs in any browser • Or everything as one package, together with the project file PRIVATE BY DESIGN • No account, no cloud, no tracking • Your projects stay on your device; export them as a file whenever you like Thumbframe is made by Studio Merkas in Stuttgart.

Screenshots

SketchSite4 screens
Thumbframe4 screens

Verdict

The call

The clearest difference is iOS requirement: Thumbframe at 16.4 against SketchSite's 18.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

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

Scorecard1 real difference Ā· 5 level
SketchSite versus Thumbframe: the parameters behind the verdict, then further details
ParameterSketchSiteThumbframe
PriceFreeFree
Update frequencyDaily—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.016.4 — better
Further details — not scored
Size4 MB42 MB
Age rating4+4+
DeveloperTyler SchmidtStudio Merkas

In-app purchases

None

SketchSite

No in-app purchases

None

Thumbframe

No in-app purchases

Questions

Is SketchSite free?
SketchSite is free to download, with no in-app purchases.
Is Thumbframe free?
Thumbframe is free to download, with no in-app purchases.
Do SketchSite or Thumbframe have ads?
Neither SketchSite nor Thumbframe shows ads.

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