HTMLSource vs YAML Tools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HTMLSource
View and edit the HTML source code of any website directly within Safari. This extension offers syntax highlighting, keyword searching, and immediate visual feedback for your edits.
- View HTML source code
- Edit HTML source code
- Immediate change preview
- HTML syntax highlighting
- Keyword searching in source
- Dark Mode support
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HTMLSource is a Safari Extension that helps you view and edit any website's HTML source code. Features: - View HTML source code - Edit HTML source code and see changes immediately Extras: - Dark Mode support - HTML syntax highlight - Keyword searching in HTML source code Steps to use HTMLSource: 1. Download HTMLSource from App Store 2. Open Safari 3. Go to any website 4. Click "Aa" or the Safari Extension icon in the search bar 5. Follow the instruction to enable HTMLSource 6. View or edit HTML source code
YAML Tools
A comprehensive YAML utility for developers on iOS. Visualize, format, convert, and generate code from YAML files. Includes validation and a dedicated syntax keyboard for efficient editing.
- Interactive Tree and Table View for YAML visualization
- Convert YAML to JSON, XML, CSV, and more
- Generate type-safe model classes for multiple languages
- Real-time JSON Schema generation and validation
- Dedicated YAML syntax keyboard overlay
- Format and minify YAML structures
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The ultimate YAML toolkit for developers. Visualize, validate, convert, and generate code - all in one powerful, beautifully designed iOS app. YAML Tools is the professional-grade YAML utility built for developers who demand speed, precision, and versatility. Whether you're editing Kubernetes configs, debugging CI/CD pipelines, or generating type-safe model classes, YAML Tools handles it all natively on iPhone and iPad. Visualize & Explore Dive into your YAML with an interactive Tree View and path-based querying. Use the Table View to inspect sequences like a spreadsheet. Rainbow column highlighting makes CSV/TSV output instantly readable. Format & Transform Prettify nested structures with smart indentation or strip whitespace with the Minify engine. Convert YAML to JSON, XML, CSV, TSV, TOML, HTML, Markdown, Base64, and more instantly. Generate Production-Ready Code Export type-safe model classes for Dart, Swift, Kotlin, Java, Python, TypeScript, and C# with intelligent property singularization and pluralization. Stop writing boilerplate, YAML Tools writes it for you. Validate with Confidence Auto-generate JSON Schema from any YAML document, then validate payloads against it in real time. Catch structural errors before they reach production. Built for iOS A dedicated YAML syntax keyboard overlay, native Document Picker integration, and background processing keep the experience fast and fluid, even on large configuration files.
Screenshots
Verdict
The clearest difference is rating: YAML Tools at 5.0 against HTMLSource's 3.0. HTMLSource's advantage is update cadence (every 4 days vs monthly). On price, ratings volume, ads and in-app purchases 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
HTMLSource costs $0.99 and YAML Tools $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
YAML Tools holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
HTMLSource ships an update every 4 days, YAML Tools monthly. The most recent releases landed on September 14, 2026 and September 19, 2026 respectively.
| Parameter | HTMLSource | YAML Tools |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 3.0 (2 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 4 days — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | #90 — better | #103 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 28 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Hao-Quan Liu | Mohammed Aadhil |
Customer experience
HTMLSource
YAML Tools
In-app purchases
HTMLSource
No in-app purchases
YAML Tools
No in-app purchases
Questions
Is HTMLSource free?
Is YAML Tools free?
Which has better reviews, HTMLSource or YAML Tools?
Do HTMLSource or YAML Tools have ads?
Which is updated more often, HTMLSource or YAML Tools?
Which is more popular, HTMLSource or YAML Tools?
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