GreenTel built the Langa(لانقا) app as a paid service in Sudan. This SERVICE is provided at no cost and is intended for use as is.
This page informs visitors regarding our policies with the collection, use, and disclosure of Personal Information if anyone decides to use our Service.
By using our Service, you agree to the collection and use of information as described in this Privacy Policy. Personal Information collected is used solely for providing and improving the Service. We will not use or share your information except as described in this Privacy Policy.
To improve your experience, we may request certain personally identifiable information while using the Service. This information is retained and used solely as described in this Privacy Policy.
The app may use third-party services that collect information to identify you:
In the event of an error or technical issue, we may collect data on your device called Log Data. This may include your device IP address, device name, operating system version, app configuration, date and time of use, and other statistics.
Cookies are small files stored on your device. We do not explicitly use cookies; however, third-party code or libraries may use cookies to improve their services. You may choose to accept or refuse cookies in your device settings.
We may employ third-party companies for the following purposes:
These third parties may have access to your Personal Information to perform the tasks assigned to them, but they are obligated not to disclose or use it for other purposes.
We employ commercially reasonable means to protect your Personal Information. However, no method of transmission or electronic storage is completely secure, and we cannot guarantee absolute security.
Our Services do not address anyone under the age of 13. We do not knowingly collect information from children under 13. If we discover such data, we delete it immediately.
Some features of the Langa(لانقا) app are premium and require a subscription through local telecom companies in Sudan. Free features remain accessible without subscription.
Premium features that require subscription include:
Access to these paid services will be clearly indicated within the app. Charges will be billed by your telecom provider according to their pricing plans. GreenTel is not responsible for billing issues or subscription management; any disputes must be resolved directly with the telecom provider.
Free features, such as basic lessons, vocabulary review, and limited stories, remain available without subscription, and you can continue to use them at no cost.
We may update our Privacy Policy periodically. Please review this page regularly to stay informed. Last updated: 2026-01-12
By using the app, these terms apply automatically. You may not copy, modify, attempt to extract source code, or translate the app. All intellectual property belongs to GreenTel.
GreenTel may update the app or its services. Any charges will be clearly disclosed.
Third-party service providers’ Terms and Conditions:
GreenTel is not responsible for network connectivity issues, device battery, or reliance on third-party information. Updates may be required for continued use of the app.
We may update these Terms and Conditions from time to time. Review periodically to stay informed. Last updated: 2026-01-12