Web Feature Check
ASO Keyword Dashboard
Tracking 3 keywords for Web Feature Check in Apple App Store
Web Feature Check tracks 3 keywords (3 keywords rank; full coverage across the tracked set). Key metrics: 0% top-10 coverage, opportunity 69.7, difficulty 46.0, best rank 15.
Tracked keywords
3
3 ranked • 0 not ranking yet
Top 10 coverage
0%
Best rank 15 • Latest leader 33
Avg opportunity
69.7
Top keyword: featuring
Avg difficulty
46.0
Lower scores indicate easier wins
Opportunity leaders
- 67.0
featuring
Opportunity: 73.0 • Difficulty: 40.7 • Rank 33
Competitors: 146
- 75.8
feature
Opportunity: 70.0 • Difficulty: 45.9 • Rank 17
Competitors: 307
- 84.7
features
Opportunity: 66.0 • Difficulty: 51.3 • Rank 15
Competitors: 1,114
Unranked opportunities
Every tracked keyword currently has some ranking data.
High competition keywords
features
Total apps: 113,825 • Major competitors: 1,114
Latest rank: 15 • Difficulty: 51.3
feature
Total apps: 33,658 • Major competitors: 307
Latest rank: 17 • Difficulty: 45.9
featuring
Total apps: 9,915 • Major competitors: 146
Latest rank: 33 • Difficulty: 40.7
All tracked keywords
Includes opportunity, difficulty, rankings and competitor benchmarks
| Major Competitors | |||||||
|---|---|---|---|---|---|---|---|
| features | 66 | 100 | 51 | 85 113,825 competing apps Median installs: 100 Avg rating: 4.2 | 15 | 15 | 1,114 major competitor apps |
| feature | 70 | 100 | 46 | 76 33,658 competing apps Median installs: 100 Avg rating: 4.1 | 17 | 17 | 307 major competitor apps |
| featuring | 73 | 100 | 41 | 67 9,915 competing apps Median installs: 125 Avg rating: 4.2 | 33 | 33 | 146 major competitor apps |
App Description
Web Feature Check helps developers, testers, and tech-savvy users instantly check which web technologies are supported in the current environment - whether it’s a mobile browser, embedded WebView, or custom in-app browser.
Whether you're debugging quirks in mobile Safari or ensuring your web app works in limited environments, this tool gives you instant clarity.
Key Features
Check Runtime Web Features
Detect supported JavaScript APIs, HTML5 elements, CSS features, media codecs, and more - all from the environment itself.
Test Browser & WebView Capabilities
Identify the exact feature set exposed by any browser, including embedded views and in-app browsers.
Designed for Mobile Testing
Quickly test on real devices - no desktop emulators, no guesswork.
Test Categories and Coverage
1. HTML5 & Media
Tests core media-related capabilities:
- canvas, video, audio, picture, srcset
- WebGL / WebGL2
- Picture-in-Picture
2. Audio & Media Processing
Covers modern media and audio APIs:
- Web Audio, MediaRecorder, ImageCapture
- Web Speech API, Media Capabilities, Web MIDI
3. UX & Notifications
Checks interaction and user feedback features:
- Notifications, Fullscreen, Page Visibility
- Web Share, Badging, Wake Lock, Vibration
4. JavaScript APIs
Includes advanced JS platform features:
- Service Workers, WebAssembly, Fetch, Streams
- Clipboard, Crypto, ES6 Modules, Encoding API
5. Performance & Monitoring
Observability & reactivity tools:
- Intersection / Resize / Mutation / Performance Observers
- Reporting API
6. Navigation & Communication
Tests communication between contexts:
- History & URL APIs
- Beacon, BroadcastChannel, Server-sent Events
- WebSockets, MessageChannel, XMLHttpRequest
7. Storage & Files
Detects client-side data persistence options:
- localStorage, sessionStorage, IndexedDB
- File System Access, Cache Storage, File API
- StorageManager & usage estimates
8. Input & Interaction
Covers input modalities and interactivity:
- Touch, Pointer, Drag-and-Drop
- Gamepad, Pointer Lock, Viewport API
- Selection API
9. Connectivity & Device Access
Tests direct hardware or network integration:
- WebRTC, Web Bluetooth, USB, Serial
- Geolocation, DeviceMotion, Orientation, Battery, Network Info
10. Animation & Graphics
Graphics rendering and animation pipelines:
- Web Anima