39Tools vs LogCat Analyzer

39Tools is a application that integrates SSH,MYSQL,TCP,UDP,MQTT,BLE,Video and other debugging tools.

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