ToolPackIt
JSON Utilities
JSON Tree Viewer
JSON to CSV/Excel
Encode/Decode & Hash
Base64 Encode / Decode
URL Encode/Decode Tool
Online MD5 Hash Generator
Online SHA256 Hash Generator
Movie Utilities
ASS → SRT Conversion Tool
Blu-ray PGS（.sup）to SubRip（.srt）
Math Tool
Compound Interest Calculator
Fraction Calculator
Prime Factorization Calculator
Health and Entertainment
Running Pace Calculator
Running Conversion Tool
Lottery Number Generator
JSON Utilities
JSON Tree Viewer
JSON to CSV/Excel
Encode/Decode & Hash
Base64 Encode / Decode
URL Encode/Decode Tool
Online MD5 Hash Generator
Online SHA256 Hash Generator
Movie Utilities
ASS → SRT Conversion Tool
Blu-ray PGS（.sup）to SubRip（.srt）
Math Tool
Compound Interest Calculator
Fraction Calculator
Prime Factorization Calculator
Health and Entertainment
Running Pace Calculator
Running Pace Calculator
Running Pace Calculator
Running Conversion Tool
Pace ↔ Speed, Kilometer ↔ Mile, min/km ↔ min/mile, km/h ↔ mph
Choose conversion type
Pace (min/km) → Speed (km/h)
Pace (min/mile) → Speed (mph)
Pace (min/km) → Pace (min/mile)
Distance (km) → Distance (mile)
Speed (km/h) → Speed (mph)
Clear preferences
Input
Pace (min/km)
For example: 4 minutes 30 seconds → enter “4” and “30”.
Speed (km/h)
Result
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