TERMS AND CONDITIONS 

Sirius Mobile App Lite 

Version: 1.0 
Effective Date: July 2026 
Owner: Quality of Experience Technology Limited (Quetech). 

1. Introduction 

Welcome to Sirius Mobile App Lite (“the App”), a mobile application developed and operated by Quality of Experience Technology Limited (Quetech). (“Quetech”, “we”, “our”, or “us”). 

Sirius Mobile App Lite enables members of the public to voluntarily participate in the collection of mobile network Quality of Service (QoS) and Quality of Experience (QoE) measurements. These measurements contribute to the Quetech Sirius Platform, a cloud-based telecommunications intelligence platform that produces network performance analytics, coverage maps, statistical insights, and infrastructure planning information. 

These Terms and Conditions (“Terms”) govern your access to and use of: 

• Sirius Mobile App Lite; 

• the Sirius Cloud Platform; 

• Quetech APIs used by the App; 

• services delivered through the App; and 

• any future updates that remain substantially related to Sirius Mobile App Lite. 

By installing, registering, accessing, or using the App, you confirm that you have read, understood, and agree to be legally bound by these Terms. 

If you do not agree with these Terms, you must not install or use the App. 

2. Definitions 

App means Sirius Mobile App Lite. 

Platform means the Quetech Sirius cloud platform that receives, stores, processes, analyses, and visualizes measurements submitted by the App. 

Measurement means any technical information collected by the App relating to mobile network performance, device connectivity, location (where permitted), or network quality indicators. 

Campaign means a measurement activity configured by Quetech that defines where, when, and how measurements are requested from participants. 

Community Member means a registered user participating voluntarily in Sirius Mobile App Lite. 

Issue Report means a network service problem reported by a user through the App using the dedicated reporting functionality. 

Reward Points means non-monetary participation points that may be awarded for valid contributions to measurement campaigns. 

3. About Sirius Mobile App Lite 

Sirius Mobile App Lite is designed to help improve the understanding of mobile network performance through voluntary community participation. 

The App allows registered users to contribute technical measurements relating to mobile communications networks operating in supported countries. 

Depending on the functionality available in a particular release, the App may enable users to: 

• perform manual network measurements; 

• perform internet speed tests; 

• contribute background network measurements after providing the required permissions; 

• report network service issues at a specific location; 

• participate in community measurement campaigns; 

• view their own participation statistics; 

• earn participation points under eligible campaigns. 

The App is intended solely for telecommunications measurement and network analytics. 

The App is not: 

• a messaging application; 

• a social networking platform; 

• a telecommunications operator; 

• an emergency communication service; 

• a replacement for contacting your mobile operator regarding service faults. 

4. Eligibility 

You may use Sirius Mobile App Lite only if: 

• you are at least sixteen (16) years of age, or any higher minimum age required by the laws of your country; 

• you are legally capable of entering into binding agreements; 

• your use of the App does not violate applicable laws; 

• you register using accurate information. 

Quetech may refuse registration where there is reasonable evidence that these conditions are not satisfied. 

5. User Registration 

To participate in measurements, you must create a Sirius account. 

Registration currently requires: 

• a valid email address; and 

• successful account verification where applicable. 

The Lite version does not require your mobile telephone number for registration. 

You are responsible for maintaining the confidentiality of your account credentials. 

You agree to: 

• keep your email address accurate; 

• promptly update your account information if it changes; 

• protect your login credentials from unauthorized use; 

• notify Quetech if you believe your account has been compromised. 

You remain responsible for activities performed using your account until you notify Quetech of unauthorized access. 

6. User Permissions 

Certain functionality requires Android permissions. 

These permissions are requested only when necessary to enable specific features. 

Examples include: 

Location 

Location permission enables: 

• positioning of network measurements; 

• geographic visualization of network performance; 

• association of issue reports with the correct location. 

Without location permission, certain measurement functions may be unavailable or less accurate. 

Internet Access 

Internet connectivity is required to: 

• communicate with Quetech Cloud; 

• upload completed measurements; 

• retrieve campaign information; 

• synchronize user participation. 

Notifications 

Notification permission allows the App to: 

• inform users about available campaigns; 

• notify users of synchronization status; 

• provide important service announcements. 

Notifications may be disabled through Android settings, although some service information may no longer be delivered. 

The App requests only the permissions required for the features that it provides. 

7. Measurements 

The primary purpose of Sirius Mobile App Lite is to collect technical measurements describing mobile network performance. 

Measurements are generated automatically by the App using information provided by the Android operating system, device hardware, and network interfaces. 

Measurements may include: 

Radio Network Information 

Examples include: 

• Mobile Country Code (MCC) 

• Mobile Network Code (MNC) 

• Radio Access Technology (LTE, NR, UMTS, etc.) 

• Cell Identity 

• Tracking Area Code 

• Physical Cell Identifier 

• EARFCN 

• NRARFCN 

• signal strength indicators 

• radio quality indicators 

• timing information 

• serving cell characteristics 

Data Performance 

Where applicable: 

• download throughput; 

• upload throughput; 

• latency; 

• packet loss; 

• jitter. 

Device Information 

Limited technical information may be collected, including: 

• device manufacturer; 

• device model; 

• Android version; 

• application version; 

• battery status at measurement time; 

• network connection type. 

This information is collected solely to correctly interpret measurement results. 

Geographic Information 

Where location permission has been granted, measurements may include: 

• GPS coordinates; 

• measurement accuracy; 

• timestamp; 

• altitude where available. 

Location information enables accurate coverage mapping and geographical analytics. 

8. Network Issue Reporting 

The App allows users to report network service problems experienced at a particular location. 

When a report is submitted, the App may automatically attach technical information available at the time of reporting, such as: 

• measurement timestamp; 

• geographic location (subject to permission); 

• serving cell information; 

• radio technology; 

• signal quality indicators; 

• device information; 

• current network performance metrics; 

• optional speed test results if performed. 

This technical information assists in the investigation and analysis of reported network issues. 

Users should provide accurate information when describing an observed issue. 

Reports should reflect genuine service experiences. 

Repeated misuse of the reporting feature, including automated or intentionally fabricated submissions designed to distort platform analytics, may result in suspension of reporting privileges. 

9. Participation in Measurement Campaigns 

Quetech may organize voluntary measurement campaigns for specific geographic areas, technologies, operators, or research objectives. 

Participation is entirely voluntary. 

Users may choose whether to participate in a campaign. 

Campaign availability may depend on: 

• geographic location; 

• application version; 

• supported device capabilities; 

• operating system version; 

• campaign eligibility criteria. 

Participation in a campaign does not establish any employment, agency, partnership, or contractual relationship beyond these Terms. 

10. User Responsibilities 

By using Sirius Mobile App Lite, you agree to use the App in a lawful, responsible, and honest manner. 

You agree to use the App only for its intended purpose, which is the voluntary contribution of mobile network measurements and network issue reports. 

You are responsible for: 

• maintaining the security of your account credentials; 

• ensuring that your device complies with the minimum requirements necessary to operate the App; 

• granting only those permissions that you choose to enable; 

• reviewing information before submitting an issue report where manual input is provided. 

You remain free to stop using the App or withdraw permissions at any time through your device settings or by uninstalling the App. 

11. Measurement Integrity 

The value of the Sirius Platform depends on the authenticity and reliability of community-contributed measurements. 

Users must not intentionally attempt to manipulate, distort, or falsify measurement results. 

Examples include, but are not limited to: 

• deliberately spoofing GPS location to make measurements appear to originate from a different location; 

• using modified versions of Sirius Mobile App Lite that alter or fabricate measurement data; 

• altering communications between the App and Quetech Cloud; 

• replaying previously captured measurement submissions; 

• generating automated measurement traffic using scripts, bots, emulators, or similar tools; 

• attempting to impersonate another registered participant. 

These examples are intended to illustrate prohibited conduct and are not an exhaustive list. 

Quetech continuously evaluates submitted measurements using automated integrity checks. Measurements that appear inconsistent, duplicated, manipulated, or technically implausible may be excluded from analytics, campaigns, or reward calculations. 

The exclusion of a measurement from analysis does not necessarily imply misconduct and may result from technical anomalies or quality-control processes. 

12. Measurement Validation 

To maintain the reliability of the Sirius Platform, Quetech performs automated validation of submitted measurements. 

Validation may consider factors such as: 

• internal consistency of measurement values; 

• geographic plausibility; 

• radio technology consistency; 

• duplicate submissions; 

• submission frequency; 

• synchronization integrity; 

• application authenticity; 

• device compatibility; 

• other technical indicators designed to protect platform integrity. 

Validation mechanisms are proprietary and may evolve over time. 

Quetech is not required to disclose the technical methods used to identify invalid or unreliable measurements. 

Measurements that fail validation may be: 

• discarded; 

• excluded from analytics; 

• excluded from campaign statistics; 

• excluded from reward calculations. 

13. Community Rewards 

From time to time, Quetech may operate community participation programs designed to encourage voluntary contribution of measurements. 

These programs may award participants with: 

• participation points; 

• achievement badges; 

• campaign recognition; 

• leaderboard rankings; 

• future incentive mechanisms announced by Quetech. 

Unless expressly stated otherwise, participation points: 

• have no cash value; 

• are not redeemable for money; 

• do not constitute wages, salary, or compensation; 

• do not create any ownership interest in Quetech; 

• may not be transferred between users. 

Reward programs may vary between countries, campaigns, or promotional activities. 

Participation in any reward program is subject to additional campaign-specific rules where applicable. 

14. Reward Integrity 

Where rewards are offered, participants must contribute genuine measurements obtained through normal operation of the App. 

Quetech may reduce, invalidate, or withhold rewards where there is reasonable evidence that measurements have been generated through unauthorized or artificial means. 

Examples include: 

• automated measurement generation; 

• GPS spoofing; 

• modified application software; 

• repeated submission of duplicated measurements; 

• creation of multiple accounts for the purpose of obtaining additional rewards; 

• any other activity intended to unfairly influence campaign outcomes. 

Quetech may investigate suspicious activity before making reward-related decisions. 

15. User-Submitted Information 

Certain App features, such as network issue reporting, may allow users to provide optional descriptive information. 

When submitting such information, users agree not to knowingly provide: 

• false information regarding observed network conditions; 

• personal information relating to other individuals without their consent; 

• unlawful, defamatory, or offensive material; 

• information unrelated to the purpose of telecommunications service reporting. 

Quetech reserves the right to remove or disregard information that is clearly unrelated to the intended purpose of the platform. 

16. Software Updates 

Quetech may periodically release updates to: 

• improve reliability; 

• enhance security; 

• introduce new functionality; 

• support additional Android versions; 

• improve measurement accuracy; 

• comply with legal or regulatory requirements. 

Some updates may be mandatory to ensure continued compatibility with Quetech Cloud. 

Older application versions may eventually lose access to certain services where continued support is no longer technically feasible. 

17. Service Availability 

Quetech aims to provide a reliable platform but cannot guarantee uninterrupted operation. 

Availability may be affected by factors including: 

• mobile network availability; 

• internet connectivity; 

• cloud infrastructure maintenance; 

• software upgrades; 

• security incidents; 

• force majeure events beyond Quetech’s reasonable control. 

Temporary interruptions do not constitute a breach of these Terms. 

18. Suspension of Services 

Quetech may temporarily suspend access to some or all platform services where necessary to: 

• maintain platform security; 

• investigate suspected misuse; 

• deploy critical updates; 

• prevent fraud; 

• comply with legal obligations; 

• protect the integrity of measurement campaigns. 

Where practical, reasonable efforts will be made to restore services as soon as possible. 

19. Account Suspension 

Quetech may suspend or restrict an account where there is reasonable evidence that a user has: 

• intentionally attempted to compromise the integrity of the Sirius Platform; 

• repeatedly submitted manipulated measurements; 

• attempted unauthorized access to Quetech services; 

• used unauthorized software to interfere with the App; 

• engaged in fraudulent participation in reward campaigns; 

• materially violated these Terms. 

Where appropriate, Quetech may provide the user with an opportunity to clarify or resolve the matter before permanent action is taken. 

20. Account Termination 

Users may terminate their participation at any time by: 

• deleting their Sirius account (where supported); or 

• contacting Quetech through the published support channels. 

Termination of an account does not automatically require immediate deletion of all historical measurement data where retention is necessary to: 

• comply with applicable laws; 

• fulfil contractual obligations; 

• maintain the integrity of published statistical analyses; 

• establish, exercise, or defend legal claims. 

Any retention and deletion of personal data will be governed by the Sirius Mobile App Lite Privacy Policy and applicable data protection legislation. 

21. Ownership of the Application 

Sirius Mobile App Lite, the Sirius Platform, and all associated software are the exclusive property of Quality of Experience Technology Limited (Quetech). or its licensors. 

This includes, without limitation: 

• the Sirius Mobile App Lite software; 

• Quetech Cloud services; 

• source code; 

• object code; 

• APIs; 

• databases; 

• user interface designs; 

• graphics; 

• icons; 

• logos; 

• trademarks; 

• documentation; 

• algorithms; 

• measurement processing engines; 

• analytics engines; 

• dashboards; 

• reports; 

• visualizations; 

• maps; 

• campaign orchestration technologies; and 

• all future improvements and updates. 

These Terms do not transfer any ownership rights to users. 

Users receive only a limited, non-exclusive, non-transferable, revocable licence to use the App in accordance with these Terms. 

22. Ownership of Measurement Data 

The Sirius Platform is built upon voluntary community participation. 

When you submit measurements through Sirius Mobile App Lite, you grant Quetech a worldwide, non-exclusive, royalty-free licence to: 

• receive the measurements; 

• store the measurements; 

• validate the measurements; 

• analyse the measurements; 

• combine measurements with measurements received from other users; 

• generate statistical analyses; 

• create coverage maps; 

• generate QoS and QoE indicators; 

• produce reports; 

• support telecommunications research; 

• improve network analytics; 

• provide services to authorised customers. 

This licence is limited to operating, improving, and providing the Sirius Platform and related telecommunications intelligence services. 

Nothing in these Terms transfers ownership of your personal data to Quetech. 

Processing of personal data is governed by the Privacy Policy and applicable data protection legislation. 

23. Aggregated and Anonymised Information 

Quetech may create datasets that are: 

• anonymised; 

• aggregated; 

• statistical; 

• non-personally identifiable. 

Such datasets may be used for: 

• network performance benchmarking; 

• telecommunications research; 

• regulatory reporting; 

• infrastructure planning; 

• academic collaboration; 

• publication of statistical reports; 

• commercial telecommunications analytics. 

These datasets will not intentionally identify individual participants. 

24. Third-Party Services 

The App may rely upon third-party technologies that enable normal operation. 

Examples may include: 

• Google Play Services; 

• Google Maps; 

• Android system services; 

• Firebase services (where implemented); 

• cloud hosting providers; 

• content delivery services; 

• authentication providers. 

These services operate under their own terms and privacy policies. 

Quetech is not responsible for the operation, availability, or policies of third-party providers. 

25. Availability of Measurements 

Although Quetech implements quality assurance processes, measurements contributed by community participants may be affected by factors outside Quetech’s control, including: 

• radio conditions; 

• network congestion; 

• device capabilities; 

• environmental conditions; 

• satellite positioning accuracy; 

• operating system behaviour; 

• manufacturer-specific implementations; 

• user permissions. 

Accordingly, Quetech does not guarantee that every individual measurement is complete, accurate, or suitable for any specific purpose. 

The value of the Sirius Platform derives from the analysis of large volumes of validated measurements rather than reliance upon individual observations. 

26. Service Evolution 

The Sirius Platform is continuously developed. 

Quetech may: 

• introduce new features; 

• improve existing functionality; 

• discontinue obsolete features; 

• expand to additional countries; 

• support additional measurement technologies; 

• modify campaign mechanisms; 

• improve analytics capabilities. 

Such changes are part of the normal evolution of the Platform. 

Where material changes affect user rights or obligations, updated Terms and Conditions will be published. 

27. Disclaimer of Warranties 

To the maximum extent permitted by applicable law, Sirius Mobile App Lite and the Sirius Platform are provided on an “as available” and “as is” basis. 

Quetech does not warrant that: 

• the App will operate without interruption; 

• every device will be compatible; 

• measurements will always be available; 

• cloud services will never experience downtime; 

• every measurement will satisfy a user’s expectations. 

Nothing in this section excludes warranties that cannot legally be excluded under applicable law. 

28. Limitation of Liability 

To the fullest extent permitted by applicable law, Quetech shall not be liable for indirect, incidental, consequential, exemplary, or punitive damages arising from the use of Sirius Mobile App Lite or the Sirius Platform. 

This includes, without limitation: 

• loss of profits; 

• loss of business opportunity; 

• loss of goodwill; 

• interruption of business; 

• loss of anticipated savings; 

• loss of data resulting from circumstances beyond Quetech’s reasonable control. 

Nothing in these Terms excludes or limits liability for: 

• death or personal injury caused by negligence where such liability cannot legally be excluded; 

• fraud or fraudulent misrepresentation; 

• any liability that applicable law prohibits from being excluded or limited. 

29. Indemnification 

You agree to indemnify and hold harmless Quality of Experience Technology Limited (Quetech)., its directors, employees, and authorised representatives from claims, losses, damages, or reasonable costs arising directly from: 

• your material breach of these Terms; 

• your unlawful use of the App; 

• your infringement of the rights of another person through your use of the App. 

This obligation applies only to the extent permitted by applicable law. 

30. Compliance with Laws 

Users are responsible for ensuring that their use of Sirius Mobile App Lite complies with the laws applicable in their jurisdiction. 

Where local laws restrict or prohibit the use of certain location-based or telecommunications measurement applications, users must comply with those legal requirements. 

Quetech does not represent that the App is authorised for use in every country or territory. 

31. Changes to These Terms 

Quetech may amend these Terms where reasonably necessary to: 

• comply with legal or regulatory requirements; 

• improve the Sirius Platform; 

• introduce new functionality; 

• address security requirements; 

• clarify existing provisions. 

The current version will always be published on the Quetech website. 

Where changes materially affect user rights or obligations, users will be notified through appropriate channels where reasonably practicable. 

Continued use of the App after the effective date of revised Terms constitutes acceptance of those revised Terms. 

32. Governing Law and Jurisdiction 

These Terms shall be governed by and interpreted in accordance with the laws of Malta, excluding its conflict of laws principles. 

Any dispute arising from or relating to these Terms shall be subject to the exclusive jurisdiction of the courts of Malta, except where mandatory consumer protection laws grant users the right to bring proceedings before the courts of their country of residence. 

Nothing in these Terms limits any mandatory rights available to consumers under applicable law. 

33. Contact Information 

Questions relating to these Terms may be directed to: 

Quality of Experience Technology Limited (Quetech). 

Website: https://www.quetech.eu 

General enquiries: 

support@quetech.eu 

Privacy enquiries: 

privacy@quetech.eu 

34. Severability 

If any provision of these Terms is found by a court or other competent authority to be invalid, illegal, or unenforceable, the remaining provisions shall continue in full force and effect to the extent permitted by law. 

The invalid provision shall be interpreted, where possible, in a manner that most closely reflects its original purpose while remaining legally enforceable. 

35. Entire Agreement 

These Terms, together with the Sirius Mobile App Lite Privacy Policy and any campaign-specific rules expressly incorporated by reference, constitute the entire agreement between you and Quetech regarding your use of Sirius Mobile App Lite. 

They supersede all prior understandings or communications relating to the same subject matter. 

36. Acceptance of the Terms 

By downloading, installing, registering for, accessing, or using Sirius Mobile App Lite, you acknowledge that you have read, understood, and agree to be bound by these Terms and Conditions. 

If you do not agree to these Terms, you must not use the App.