Singular Light vs Zentouch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Singular Light
Easily track vital health information by connecting to medical devices. Monitor trends, view historical data, and securely share your health metrics with healthcare professionals.
- Connect CNOGA medical devices
- Track blood pressure
- Monitor oxygen saturation
- View heart rate
- Track trends over time
- Share health data with professionals
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Track your health information easily and quickly by connecting CNOGA’s medical devices to “CNOGA Singular for Patients" Application. Using CNOGA's medical state-of-the-art technology devices, you can now measure non-invasively a wide range of bio-parameters, e.g. : • Blood-Pressure • Oxygen Saturation • Mean Arterial Pressure • Heart Rate • Cardiac Output • Stroke Volume • Blood Viscosity • Blood pH • pCO2 • pO2 • O2 • CO2 • Hemoglobin • Hematocrit • Red Blood Cells Throughout the "Cnoga Singular for Patients" Application you can: • Track the trend of each parameter over a period of time. • View the history of your measurements. • Share your health information with authorized Healthcare professionals. Medical disclaimer: • The application Is not a diagnostic tool - You are expected to utilize your own judgment.
Zentouch
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Calm your mind in two minutes. BreatheInSync guides your breathing with a beautiful, minimal animation and gentle haptics — no account, no ads, no clutter. Just open it and breathe. TECHNIQUES - 4-7-8 Breathing — fall asleep faster and ease anxiety - Box Breathing — sharpen focus and steady your nerves - 4-8 Breathing — calm the mind before sleep - 4-2-4 Breathing — a balanced everyday reset WHY BREATHEINSYNC - Follow the breath, don't read it — a calming visual guides every inhale, hold, and exhale - Feel each phase through subtle haptic feedback - Works great on iPhone and iPad - Free, private, and distraction-free Take a breath. You'll feel the difference.
Screenshots
Verdict
The clearest difference is in-app purchases: Singular Light at none against Zentouch's 1. Singular Light also leads on iOS requirement (8.0 vs 17.0). On price, update cadence, ads and device support 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
Both are free to download. Zentouch sells 1 one-off in-app purchase. Singular Light asks for nothing beyond the download.
Singular Light ships an update every 8 months, Zentouch every 5 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.
| Parameter | Singular Light | Zentouch |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 8 months | Every 5 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 8.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 26 MB | 4 MB |
| Age rating | 17+ | 4+ |
| Developer | CNOGA Medical Ltd. | Hajime Nakamura |
In-app purchases
Singular Light
No in-app purchases
Zentouch
- Zentouch Pro$2.99









