Walnut vs Palette Monster
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Walnut
This app allows developers to test WKWebView and SFSafariViewController configurations in real-time. It offers built-in DevTools for console, network, storage, and performance analysis, along with JavaScript injection and accessibility auditing.
- Real-time WKWebView configuration testing
- Built-in DevTools (Console, Network, Storage)
- JavaScript injection and execution
- SFSafariViewController testing with content blockers
- Accessibility auditing (axe-core)
- Responsive viewport and device emulation
- Bookmark management
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The ultimate developer tool for testing WKWebView and SFSafariViewController configurations in real-time. KEY FEATURES WKWebView Testing • Real-time configuration testing with 20+ options • Built-in DevTools: Console, Network, Storage, Performance, Sources, Accessibility • JavaScript injection and snippet execution • Custom User-Agent emulation • Viewport and device emulation SFSafariViewController Testing • Native Safari experience with content blockers • Reader mode and responsive size control • Customizable bar colors and dismiss button styles Developer Tools • Console: Capture console.log with %c CSS styling support • Network: Monitor fetch/XHR requests with timing data • Storage: View/edit localStorage, sessionStorage, cookies • Performance: Web Vitals (LCP, FID, CLS) and Navigation Timing • Sources: DOM tree inspection, stylesheets, scripts • Accessibility: axe-core based accessibility auditing Additional Features • Bookmark management for quick URL access • Responsive viewport resizing (iPhone, iPad, Desktop presets) • Screenshot capture • API capability detection • Dark mode support Perfect for iOS developers who need to test web content rendering, debug JavaScript, analyze network requests, and ensure accessibility compliance.
Palette Monster
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Palette Monster helps you design and explore modern color palettes in seconds. Create vivid palettes from a base color, fine-tune with controls, and instantly preview values in HEX, HSL, RGB, and OKLCH. Save favorite palettes to your library and export ready-to-use XCAssets color catalogs for Xcode projects.
Screenshots
Verdict
The clearest difference is ads: Palette Monster at none against Walnut's shown. Walnut's advantage is update cadence (every 4 days vs every 2 months) and iOS requirement (18.4 vs 26.0). On price, in-app purchases and device support 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. Walnut sells 1 one-off in-app purchase and Palette Monster sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Walnut ships an update every 4 days, Palette Monster every 2 months. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.
| Parameter | Walnut | Palette Monster |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 days — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.4 — better | 26.0 |
| Further details — not scored | ||
| Size | 28 MB | 8 MB |
| Age rating | 17+ | 4+ |
| Developer | Jiwon Park | Jan Gorman |
In-app purchases
Walnut
- Remove Ads$3.99
Palette Monster
- Premium$2.99









