Online Ruler vs Tooleek

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

Online Ruler compared with Tooleek
Detail	Online Ruler	Tooleek
What it does	Free on-screen measuring tools that run in your browser	Free online tools that run in your browser
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	KR
Pricing model	Free	Free
Pricing	Not given	All tools are free. Optional AI features have free-request limits.
Key features	Actual-size ruler in cm, mm and inches Bank-card and screen-diagonal calibration Top, left and right rulers with drag-to-measure readout Full-screen mode and browser-zoom warning Image measurement tool Length unit converter Touch dragging support for phones and tablets Local storage of calibration without server uploads	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)
What makes it different	Calibration step compensates for browsers' inability to detect physical display size ISO/IEC 7810 ID-1 standard bank card calibration ensures reproducible accuracy All calculations run locally in your browser with no data sent to servers Works on any device with a browser and JavaScript enabled Content follows standards-based principles with no invented precision or fake reviews	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
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)	2	5
Citation Flow (Majestic)	18	17
Referring domains (Majestic)	10	9

4 details filled in for both companies.

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