Math & Numbers
Convert gibibytes to gigabytes with decimal vs binary interpretation, alternate-system comparison, and network-speed-aware transfer estimates
gib-to-gbMedia
Convert multiple image files between different formats like JPG, PNG, WebP, AVIF, TIFF, GIF with quality settings and batch processing
image-batch-convertMedia
Batch rename image files using patterns, text replacement, numbering, and case conversion. Returns renamed files as a ZIP download.
image-batch-renameMath & Numbers
Convert bytes to bits with configurable decimal precision
byte-to-bitMath & Numbers
Convert bytes to kilobytes using decimal storage units
bytes-to-kbMath & Numbers
Convert bytes to megabytes using decimal storage units
bytes-to-mbMath & Numbers
Convert hours to days with configurable decimal precision
hours-to-daysMath & Numbers
Convert whole calendar years to exact days from a specified start year
years-to-daysAI
Analyze language mix and estimate token usage across OpenAI, Codex, Claude, and DeepSeek profiles
ai-token-estimatorMath & Numbers
Convert hectares to square meters with configurable decimal precision
hectare-to-square-meterMath & Numbers
Convert hectares to acres with configurable decimal precision
hectare-to-acreMedia
Validate concatenated audio files for errors and inconsistencies
audio-concat-validator