Terms of Use

Ephra & FlickerSense by EphyrTech OÜ

Last Updated: January 24, 2026

Agreement to Terms

Welcome! These Terms of Use (“Terms”) constitute a legally binding agreement between you (“User”, “you”, or “your”) and EphyrTech OÜ (“EphyrTech”, “Company”, “we”, “us”, or “our”) governing your use of our applications:

Ephra — Mental health platform connecting patients with care providers
FlickerSense — Light analysis app for detecting flicker and measuring lighting quality

By downloading, installing, or using our Apps, you agree to be bound by these Terms. If you do not agree, do not use the Apps.

1. Description of Services

Ephra (Mental Health Platform)

Ephra is a digital health platform that:

Connects patients with mental health care providers
Enables tracking of wellness metrics (sleep, activity, mood)
Provides emotional journaling with body mapping
Facilitates appointment scheduling and management
Allows care providers to monitor assigned patients

FlickerSense (Light Analysis App)

FlickerSense uses your device’s camera to measure:

Light flicker frequency
Color temperature (Kelvin)
Brightness (Lux)
Blue light exposure (Premium)

Both Apps provide educational information and recommendations. Neither is a medical device.

2. Eligibility

Ephra

You must be at least 18 years old, OR
A minor (13-17) with parental/guardian consent and supervision
If using as a care provider, you must be a licensed healthcare professional

FlickerSense

You must be at least 13 years old
If between 13-18, your legal guardian must review and agree to these Terms

Both Apps

By using our Apps, you represent and warrant that:

You meet the age requirements above
You have the legal capacity to enter into these Terms
Your use does not violate any applicable law or regulation

3. Account and Registration

Ephra (Account Required)

Ephra requires account creation to function. You are responsible for:

Providing accurate account information
Maintaining the confidentiality of your login credentials
All activity that occurs under your account
Notifying us immediately of unauthorized access

FlickerSense (No Account Required)

FlickerSense does not require account creation. Your scan data is stored locally on your device. You are responsible for:

Maintaining the security of your device
All activity that occurs through your use of the App
Keeping your device’s operating system updated

4. Premium Subscriptions and Payments

4.1 Premium Features

Ephra Premium includes:

Advanced analytics and insights
Extended appointment features
Priority support
Additional integrations

FlickerSense Premium includes:

Unlimited scan history
Trends and analytics
Blue light analysis
Location-based organization
Workplace compliance checking
Before/after comparisons
Apple Health integration
Data export (CSV/PDF)
Smart recommendations

4.2 Pricing and Payment

All purchases are processed through Apple’s App Store
Prices are displayed in your local currency
Payment is charged to your Apple ID account
Prices may vary by region and are subject to change

4.3 Subscription Terms

Monthly Subscription: Automatically renews every month until cancelled
Yearly Subscription: Automatically renews every year until cancelled
Lifetime Purchase: One-time payment for perpetual access (where available)

4.4 Free Trial

Some subscriptions may include a free trial period
You will not be charged during the free trial
Cancel at least 24 hours before the trial ends to avoid charges
Unused portions of free trials are forfeited upon subscription purchase

4.5 Cancellation and Refunds

Cancel subscriptions through Apple’s subscription management
Cancellation takes effect at the end of the current billing period
Refund requests must be submitted to Apple directly
We comply with Apple’s refund policies
No refunds for lifetime purchases except as required by law

4.6 Subscription Management

Manage your subscription at any time:

Settings > Apple ID > Subscriptions
Or: https://apps.apple.com/account/subscriptions

5. Acceptable Use

You agree NOT to:

Use the Apps for any illegal purpose
Attempt to reverse engineer, decompile, or disassemble the Apps
Remove or alter any proprietary notices or labels
Use the Apps to develop competing products
Circumvent any security features or access controls
Transmit viruses, malware, or other harmful code
Use automated systems to access the Apps
Misrepresent your identity or affiliation
Interfere with or disrupt the Apps or their servers

Additional Rules for Ephra

Do not share your account credentials with others
Do not impersonate healthcare providers
Do not use Ephra for emergency mental health situations (call emergency services instead)
Respect the privacy of your care providers
Provide accurate health information

6. Intellectual Property

6.1 Our Intellectual Property

Ephra and FlickerSense, including their design, code, graphics, user interface, and content, are owned by EphyrTech OÜ and protected by copyright, trademark, and other intellectual property laws.

You are granted a limited, non-exclusive, non-transferable, revocable license to use the Apps for personal, non-commercial purposes in accordance with these Terms.

6.2 Your Content

You retain ownership of content you create within the Apps (such as journal entries, scan notes, or room names). By using the Apps, you grant us a license to store and process this content as necessary to provide the service.

6.3 Feedback

If you provide feedback, suggestions, or ideas about the Apps, you grant us the right to use such feedback without restriction or compensation.

7. Health and Medical Disclaimers

IMPORTANT: Neither Ephra nor FlickerSense is a medical device.

7.1 Not Medical Advice

The Apps provide educational and wellness information only
Readings, tracking, and recommendations are not medical diagnoses
The Apps do not replace professional medical advice
Always consult healthcare professionals for medical concerns

7.2 Ephra-Specific Disclaimers

Ephra facilitates connection with care providers but is not itself a provider
Care provider qualifications are verified but treatment decisions are between you and your provider
In case of mental health emergency, contact emergency services (911, 112, or local equivalent)
Ephra is not for crisis intervention or emergency situations

7.3 FlickerSense-Specific Disclaimers

Light flicker and color temperature measurements are estimates based on camera analysis
Results may vary based on device, camera, and environmental conditions
If you have photosensitive epilepsy, migraines, or light-sensitive conditions, use with caution and consult your healthcare provider

7.4 No Health Claims

We do not claim the Apps can diagnose, treat, cure, or prevent any condition.

8. Privacy

Your privacy is important to us. Our collection and use of personal information is governed by our Privacy Policy, which is incorporated into these Terms by reference.

Ephra Privacy Notes

Ephra stores health data in our secure, HIPAA-compliant cloud infrastructure
Your care providers can view your health metrics as part of the service
You control which data is shared and with whom

FlickerSense Privacy Notes

FlickerSense stores scan data locally on your device only
Camera data is processed in real-time and never stored or transmitted
Optional research sharing is anonymized

9. Third-Party Services

The Apps may integrate with third-party services:

Ephra Uses:

Logto — Authentication
PostHog — Analytics
Firebase — Push notifications
Apple HealthKit — Health data sync (optional)

FlickerSense Uses:

Apple App Store — Purchases
Apple HealthKit — Health integration (optional, premium)
Apple MapKit — Location features (optional, premium)
Firebase — Analytics and crash reporting

Your use of these services is subject to their respective terms and privacy policies. We are not responsible for third-party services.

10. Disclaimers

10.1 “As Is” Basis

THE APPS ARE PROVIDED “AS IS” AND “AS AVAILABLE” WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO:

MERCHANTABILITY
FITNESS FOR A PARTICULAR PURPOSE
NON-INFRINGEMENT
ACCURACY OF MEASUREMENTS OR INFORMATION
UNINTERRUPTED OR ERROR-FREE OPERATION

10.2 Accuracy

We do not guarantee the accuracy, completeness, or reliability of:

Health metrics or measurements
Light analysis results
Recommendations or suggestions
Third-party content

10.3 Availability

We do not guarantee the Apps will be available at all times or free from interruptions.

11. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW:

11.1 EphyrTech shall not be liable for any indirect, incidental, special, consequential, or punitive damages, including but not limited to:

Loss of profits or revenue
Loss of data
Personal injury or property damage
Any other damages arising from your use of the Apps

11.2 Our total liability for any claims arising from these Terms or your use of the Apps shall not exceed:

The amount you paid us in the 12 months preceding the claim, or
€100, whichever is greater

11.3 Some jurisdictions do not allow limitations on implied warranties or exclusion of certain damages. If these laws apply to you, some or all of the above disclaimers and limitations may not apply.

12. Indemnification

You agree to indemnify, defend, and hold harmless EphyrTech OÜ and its officers, directors, employees, and agents from any claims, damages, losses, liabilities, costs, and expenses (including legal fees) arising from:

Your use of the Apps
Your violation of these Terms
Your violation of any third-party rights
Any content you create or share through the Apps

13. Termination

13.1 By You

FlickerSense: Stop using by uninstalling from your device
Ephra: Request account deletion through Settings or by contacting support

13.2 By Us

We may terminate or suspend your access to the Apps:

If you violate these Terms
If required by law
For any reason with reasonable notice

13.3 Effect of Termination

Upon termination:

Your license to use the Apps ends immediately
For Ephra, your data will be deleted in accordance with our Privacy Policy and applicable law
For FlickerSense, local data remains on your device until you delete it
Provisions that should survive termination will remain in effect
We are not liable for any loss resulting from termination

14. Governing Law and Disputes

14.1 Governing Law

These Terms are governed by the laws of the Republic of Estonia, without regard to conflict of law principles.

14.2 Dispute Resolution

Any disputes arising from these Terms or your use of the Apps shall be resolved:

First, through good-faith negotiation
If unresolved, through binding arbitration in Tallinn, Estonia
Or, at our option, in the courts of Estonia

14.3 Class Action Waiver

You agree to resolve disputes individually and waive any right to participate in class actions.

14.4 EU Consumers

If you are a consumer in the European Union, you may also have rights under your local consumer protection laws, which these Terms do not override.

15. Changes to Terms

We may modify these Terms at any time. We will provide notice of material changes by:

Posting updated Terms in the Apps
Updating the “Last Updated” date
Notifying you through the Apps for significant changes

Your continued use of Ephra or FlickerSense after changes constitutes acceptance of the new Terms. If you do not agree to the changes, stop using the Apps.

16. General Provisions

16.1 Entire Agreement

These Terms, together with our Privacy Policy, constitute the entire agreement between you and EphyrTech regarding the Apps.

16.2 Severability

If any provision of these Terms is found unenforceable, the remaining provisions will continue in effect.

16.3 Waiver

Our failure to enforce any provision does not waive our right to enforce it later.

16.4 Assignment

You may not assign your rights under these Terms. We may assign our rights to any successor or affiliate.

16.5 No Third-Party Beneficiaries

These Terms do not create any third-party beneficiary rights.

16.6 Language

These Terms may be translated for convenience. In case of conflict, the English version prevails.

17. Contact Us

If you have questions about these Terms:

Email: legal@ephyrtech.com
Support: https://landing.ephyrtech.com/support
Website: https://landing.ephyrtech.com

These Terms of Use are effective as of January 24, 2026.

EphyrTech OÜ — Building technology for better health.