Comparison

iWOOsah vs 無音間 (Muonkan)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

iWOOsah

This app offers personalized daily energy forecasts by combining numerology, astrology, and guided meditation. It analyzes your birth details to provide readings and custom meditation sessions with Solfeggio music, all while keeping your data private on your device.

Highlights
  • Personalized daily energy forecasts
  • Numerology calculations (Pythagorean/Chaldean)
  • Detailed astrological natal charts
  • Customizable meditation sessions
  • Solfeggio music with brainwave modes
  • Choice of house systems and numerology modes
Features
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iWOOsah — Your Personalized Daily Energy Forecast You feel energy all around you and you're ready to start navigating it with clarity. Welcome to iWOOsah! A tool that brings together numerology, astrology, and meditational practices all together in one place. Built from your birth date, time, and place, the app reads the sky as it actually is right now and reflects it back in plain language. No accounts. No social feed. No tracking. Your chart, your meditations, and your voice notes stay on your device. Today's Energy A short, personalized reading every morning — drawn from where the planets are today and how they touch the chart you were born under. Read it once, carry it with you. See where the Sun, Moon, and Ascendant sit for you right now. Watch the aspects forming between today's sky and your natal placements, with the orbs and meaning surfaced cleanly. Numerology Your life path, personality, soul urge, and personal energy cycle — calculated in Pythagorean or Chaldean style, your choice. The numbers tell you how to move through the energies astrology describes. Natal Chart Study your astrological chart with complete confidence. The mathematical calculations are objective, but the information is subjective. Practice using your decernment to take the suggestions provided in the app and combine them with your interpretation. There's no wrong or right when seeking personal clarity. Custom Meditations Design your own sessions, one activity at a time. Start with five minutes of breathwork, layer in visualization, then settle into silence with a Solfeggio backdrop. The session screen guides you with visual, audible, and vibrational cues. Solfeggio Music, Five Brainwave Modes A studio-recorded library tuned to the classical Solfeggio frequencies, organized by brainwave state — Delta, Theta, Alpha, Beta, and Gamma. Match the mode to what your day asks of you. Tools, not prescriptions Choose your house system (Whole Sign, Equal, Porphyry, Placidus), your numerology mode, your countdown length, your language. The app meets you where your practice already is. — — — iWOOsah Yearly · $12.99 / year. One auto-renewing subscription unlocks the full Today's Energy reading, today-for-you transits, every aspect with the daily sky, the full Solfeggio library across all five brainwave modes, and unlimited custom meditations. Theta-mode music and the core meditation builder are free to use. Family sharing is also included. Payment is charged to your Apple ID at confirmation of purchase. The subscription auto-renews each year unless cancelled at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple ID Subscriptions settings. Terms: https://iwoosah.app/terms Privacy: https://iwoosah.app/privacy

About

無音間 (Muonkan)

Features
Read full description

Step into 無音間, The Space of Silence. This groundbreaking app lets you measure, explore, and reflect on the boundaries between sound and silence in your world. Inspired by the Zen concept of mu (nothingness), 無音間 (Muonkan) bridges the gap between noise and tranquility. It's more than a sound meter—it's a tool for introspection, helping you reconnect with the calm amidst the chaos of modern life. Find true silence. Muonkan will listen in the background to detect silence. When a new quieter noise level is detected it will store that level of silence on the screen for later comparison. No data will be collected after downloading this app. Your privacy is valuable. Have peace. Find spaces of silence.

Screenshots

iWOOsah4 screens
無音間 (Muonkan)2 screens

Verdict

The call

The clearest difference is price: iWOOsah at Free against 無音間 (Muonkan)'s $0.99. 無音間 (Muonkan)'s advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

iWOOsah is free to download; 無音間 (Muonkan) costs $0.99 up front. iWOOsah sells 2 in-app purchases, starting at $3.99 per month. 無音間 (Muonkan) asks for nothing beyond the download.

Scorecard2 real differences · 7 level
iWOOsah versus 無音間 (Muonkan): the parameters behind the verdict, then further details
ParameteriWOOsah無音間 (Muonkan)
PriceFree — better$0.99
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad — better
Requires iOS17.017.0
Further details — not scored
Size292 MB0 MB
Age rating4+4+
DeveloperAuthenible, Inc.Michael Colon

In-app purchases

2 purchases

iWOOsah

Subscriptions2
  • iWOOsah Monthly$3.991 Month
  • iWOOsah Yearly$24.991 Year
None

無音間 (Muonkan)

No in-app purchases

Questions

Is iWOOsah free?
iWOOsah is free to download, with in-app purchases available.
Is 無音間 (Muonkan) free?
無音間 (Muonkan) costs $0.99, with no in-app purchases.
Do iWOOsah or 無音間 (Muonkan) have ads?
Neither iWOOsah nor 無音間 (Muonkan) shows ads.

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