JSONDoc vs LogCat Analyzer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JSONDoc
This app transforms complex JSON models into visual diagrams for easier understanding and communication. It ensures all your data remains on your device for complete privacy and security.
- Transforms JSON models into visual diagrams
- Enhances readability of complex data
- Keeps all JSON documents on your computer
- Easy-to-use interface
- Secure data handling
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Tired of trying to make sense of complex JSON models? The JSONDoc is here to help! This easy-to-use app takes your JSON models and transforms them into visual diagrams, making it much easier to understand and communicate complex data. One of the best things about JSONDoc is that all your JSON documents stay on your computer - nothing is sent to external servers or stored in the cloud. This means you can work with sensitive data in complete confidence. With the JSONDoc, all you need to do is input your JSON model and generate your diagram. Our app is perfect for developers, designers, data analysts or anyone who needs to visualize large amounts of data. Whether you’re working on a personal project or collaborating with a team, the JSONDoc will make your work more efficient and effective. Key features: • Easy-to-use interface: Simply input your JSON models and generate the diagram • Enhanced readability: Translate complex JSON models into easily understandable visual diagrams • Secure: All your JSON documents stay on your computer The JSONDoc is available for download now! Give it a try and take your JSON models to the next level. ------- AppIcon uses `mdi:graph-outline` from https://pictogrammers.com Terms of use: https://aarkaystudio.com/apps/jsondoc/terms Privacy policy: https://aarkaystudio.com/apps/jsondoc/privacy
LogCat Analyzer
Analyze log data directly on your device to detect crashes, performance issues, and bugs. Get intelligent issue detection with explanations, troubleshooting steps, and a visual crash timeline. Explore logs with smart highlighting and filtering.
- Intelligent issue detection (crashes, ANRs, memory)
- Root cause explanation and troubleshooting steps
- Visual crash timeline and summary
- Log level distribution and device metadata
- Smart context-aware log highlighting
- Search and filter logs by text, package, or tag
- Offline log analysis
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LogCat Analyzer: Debug Toolkit Analyze log data directly on your iPhone or iPad. Detect crashes, performance issues, and bugs — no computer required. INTELLIGENT ISSUE DETECTION Instantly detect 6 types of issues from log data: • Crashes — NullPointerException, IndexOutOfBounds, Fatal Signals • ANR — Application Not Responding with root cause • Memory Pressure — GC thrashing, low memory, OutOfMemory • Network Errors — timeouts, DNS failures, SSL errors, HTTP 4xx/5xx • StrictMode Violations — disk/network on main thread, dropped frames • Infinite Loops — repeated error patterns and retry storms Each issue includes a severity badge, occurrence count, root cause explanation, and suggested troubleshooting steps. EXPLAIN & FIX Tap any issue to get a clear explanation: • What happened and why • Likely root cause based on stack trace analysis • Suggested troubleshooting steps • One-tap Google search or AI-assisted insights for deeper help CRASH ANALYSIS • Visual crash timeline with expandable stack traces • Crash summary with severity assessment (Low → Critical) • Group crashes by exception type with occurrence counts • Copy stack traces or export crash reports INSIGHTS DASHBOARD • Log level distribution chart • Device metadata (model, OS version, device type, emulator detection) • File overview with error/warning counts • Quick navigation to crash timeline and summary LOG EXPLORER • Smart context-aware highlighting: red for crashes, blue for lifecycle, yellow for warnings, cyan for network • Search by text, package name (package:), or tag (tag:) • Filter by log level (V/D/I/W/E/A) • Bookmark entries, multi-select, and export as .logcat or .txt • Fullscreen mode, adjustable font size, text wrap toggle • Save and apply filter presets BUILT FOR DEVELOPERS • Import .logcat files from Files app or share sheet • 7 languages: English, Vietnamese, Chinese, Japanese, Korean, French, Russian • Dark and light theme • Works completely offline — your data stays on device
Screenshots
Verdict
The clearest difference is rating: JSONDoc at 5.0 against LogCat Analyzer's 1.0. LogCat Analyzer's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (15.0 vs 18.6). On price, ratings volume, update cadence and ads 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. JSONDoc sells 3 in-app purchases, starting at $3.99 per month and LogCat Analyzer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
JSONDoc holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
JSONDoc ships an update every 3 weeks, LogCat Analyzer fortnightly. The most recent releases landed on September 30, 2026 and October 3, 2026 respectively.
| Parameter | JSONDoc | LogCat Analyzer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 18.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Rahul Katariya | Thiem Nguyen |
Customer experience
JSONDoc
LogCat Analyzer
In-app purchases
JSONDoc
- Monthly3 Days trial$3.991 Month
- Yearly$19.991 Year
- Lifetime$29.99
LogCat Analyzer
- LogCat Analyzer Premium$3.99








