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Lunara vs Ohmlark

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

Lunara compared with Ohmlark
DetailLunara logo LunaraOhmlark logo Ohmlark
What it doesFree natal chart calculator and astrology tools powered by Swiss Ephemeris Electronics calculators for makers
StageNot given Not given
FoundedNot given Not given
Based inES Not given
Pricing modelFreemium Freemium
PricingFree natal charts and core tools with no sign-up required. Optional paid readings available at user-determined pricing. Free: $0 forever. Pro Monthly: $4 per month, cancel anytime. Pro Lifetime: $29 one-time payment.
Key features
  • Natal chart calculation with Sun, Moon, Rising and planetary positions
  • Swiss Ephemeris precision for planetary calculations
  • Synastry charts for relationship compatibility analysis
  • Celebrity chart database and lookup
  • Moon phase information
  • Chart of the moment transit information
  • AI-generated personalized astrological readings
  • Resistor Color Code: read 4, 5 and 6-band resistors or find bands for a value
  • LED Resistor: pick the current-limiting resistor and power rating
  • Voltage Divider: output voltage, loading effect, or solve R2 for target Vout
  • RC Filter: cutoff frequency, time constant and attenuation at any frequency
  • LC Resonance: resonant frequency, characteristic impedance and Q
  • 555 Timer: astable frequency/duty cycle and monostable pulse width
  • Battery Life: runtime from capacity, active/sleep current and duty cycle
  • PCB Trace Width: IPC-2221 trace width for current and temperature rise
  • Electronics Unit Converter: SI prefixes, AWG to mm², mil to mm, dBm to mW, oz copper
What makes it different
  • No sign-up required for basic natal chart generation
  • Free access to all core astrology tools
  • Completely private with optional data deletion
  • User-set pricing for optional paid readings
  • Real E-series resistor values, not ideal numbers
  • Engineering notation input and result sharing as links
  • No ads, no tracking, no sign-up for free calculators
  • Whole-device BOM costing and battery-life summary in Pro
  • Works on phone at the bench
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)10
Citation Flow (Majestic)280
Referring domains (Majestic)170

5 details filled in for both companies.

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