Tooleek vs Kastavo

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Tooleek compared with Kastavo
Detail	Tooleek	Kastavo
What it does	Free online tools that run in your browser	Free online tools to convert files, calculate values, generate codes and transform text in your browser
Stage	Not given	Not given
Founded	Not given	Not given
Based in	KR	BR
Pricing model	Free	Free
Pricing	All tools are free. Optional AI features have free-request limits.	Not given
Key features	Image compression and conversion (HEIC to JPG, resize, blur, GIF creation) PDF tools (merge, split, rotate, convert to/from JPG, compress, watermark) QR code and barcode generation and scanning Unit converter with BMI calculator and multiple conversion types Word counter and text tools (case, lines, dev, password, lorem, Korean names) Timer, stopwatch, alarm, metronome and calendar tools Typing tests in multiple languages with key drills Reaction and memory tests including aim trainer, chimp test, snake game Puzzles including sudoku, solitaire, gomoku and minesweeper Random generators (wheel, ladder, coin flip, dice, brackets)	Compress and convert images (JPG, WebP, PNG) Merge, split and convert PDF documents QR code generator for text, links, Wi-Fi, Pix, vCard and SMS Word and character counter with real-time processing JWT decoder showing header, payload and expiration Compound interest calculator with monthly contributions Color picker showing HEX, RGB and HSL values Unit converters for length, temperature and more Video compression by selecting resolution and quality Freelance hourly rate calculator for income goals
What makes it different	Runs entirely in browser with no file uploads to servers No sign-up or account required Completely free with ads supporting operations Available in five languages History and preferences stored locally in your browser only	All tools run entirely in your browser with no file uploads or server processing Fast results with instant processing directly in your browser No sign-up required with no hidden limits or paywalls Available in three languages with localized units and formats Regularly updated catalog with new tools added continuously
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	5	0
Citation Flow (Majestic)	17	21
Referring domains (Majestic)	9	5

5 details filled in for both companies.

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