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Japanese Names vs Online Ruler

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

Japanese Names compared with Online Ruler
DetailJapanese Names logo Japanese NamesOnline Ruler logo Online Ruler
What it doesGenerate Japanese full names with kanji, pronunciation, and meanings Measure anything on your screen with pixel-perfect accuracy
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Free
PricingNot given Not given
Key features
  • Generate full names with multiple kanji spellings for the same reading
  • Filter by gender (girl, boy, unisex, or any)
  • Lock surname or given name and generate alternatives
  • Filter by specific kanji
  • Display both Japanese order and Western order
  • Show kanji meanings and pronunciation in hiragana and romaji
  • Fiction-friendly mode for broader creative exploration
  • Save favorite names
  • Smart Auto-Detect identifies your device from a database of 100+ profiles
  • Three calibration methods: auto-detect, screen diagonal, and credit card
  • Place rulers on any edge of the screen in any combination
  • Click-to-measure distances in any direction
  • Live cursor position tracking
  • Dark mode with automatic system preference detection
  • Support for four measurement units: cm, mm, inches, and pixels
What makes it different
  • Uses only structured records (JMnedict and KANJIDIC2) without inventing pronunciations or arbitrary character combinations
  • Separates recorded spelling and reading as distinct data to preserve different meanings of the same pronunciation
  • Labels evidence levels to distinguish dictionary records from editorial guidance and interpretations
  • Provides evidence-aware context on surname meanings without claiming to establish family ancestry
  • Free browser-based tool with no sign-up required
  • No installation required—runs entirely in your web browser
  • Achieves near pixel-perfect accuracy typically within 0.5mm for well-calibrated screens
  • Completely free with no ads, account, or limitations
  • Calibration saved locally so no need to recalibrate on each visit
  • Works on tablets and mobile devices with touchscreen support
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check4 +3 (up) since last check
Trust Flow (Majestic)210
Citation Flow (Majestic)2017
Referring domains (Majestic)264

4 details filled in for both companies.

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